mirror of
https://github.com/ziglang/zig.git
synced 2024-11-27 07:32:44 +00:00
1813 lines
60 KiB
Zig
1813 lines
60 KiB
Zig
const std = @import("std");
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const debug = std.debug;
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const build = std.build;
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const os = std.os;
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const StdIo = os.ChildProcess.StdIo;
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const Term = os.ChildProcess.Term;
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const Buffer0 = std.cstr.Buffer0;
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const io = std.io;
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const mem = std.mem;
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const fmt = std.fmt;
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const List = std.list.List;
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error TestFailed;
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pub fn addCompileErrorTests(b: &build.Builder, test_filter: ?[]const u8) -> &build.Step {
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const cases = %%b.allocator.create(CompileErrorContext);
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*cases = CompileErrorContext {
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.b = b,
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.step = b.step("test-compile-errors", "Run the compile error tests"),
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.test_index = 0,
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.test_filter = test_filter,
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};
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cases.add("implicit semicolon - block statement",
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\\export fn entry() {
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\\ {}
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\\ var good = {};
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\\ ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - block expr",
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\\export fn entry() {
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\\ _ = {};
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\\ var good = {};
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\\ _ = {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - comptime statement",
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\\export fn entry() {
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\\ comptime {}
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\\ var good = {};
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\\ comptime ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - comptime expression",
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\\export fn entry() {
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\\ _ = comptime {};
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\\ var good = {};
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\\ _ = comptime {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - defer",
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\\export fn entry() {
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\\ defer {}
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\\ var good = {};
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\\ defer ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: expected token ';', found 'var'");
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cases.add("implicit semicolon - if statement",
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\\export fn entry() {
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\\ if(true) {}
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\\ var good = {};
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\\ if(true) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if expression",
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\\export fn entry() {
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\\ _ = if(true) {};
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\\ var good = {};
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\\ _ = if(true) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if-else statement",
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\\export fn entry() {
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\\ if(true) {} else {}
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\\ var good = {};
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\\ if(true) ({}) else ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if-else expression",
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\\export fn entry() {
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\\ _ = if(true) {} else {};
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\\ var good = {};
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\\ _ = if(true) {} else {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if-else-if statement",
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\\export fn entry() {
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\\ if(true) {} else if(true) {}
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\\ var good = {};
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\\ if(true) ({}) else if(true) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if-else-if expression",
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\\export fn entry() {
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\\ _ = if(true) {} else if(true) {};
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\\ var good = {};
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\\ _ = if(true) {} else if(true) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if-else-if-else statement",
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\\export fn entry() {
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\\ if(true) {} else if(true) {} else {}
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\\ var good = {};
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\\ if(true) ({}) else if(true) ({}) else ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if-else-if-else expression",
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\\export fn entry() {
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\\ _ = if(true) {} else if(true) {} else {};
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\\ var good = {};
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\\ _ = if(true) {} else if(true) {} else {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if(var) statement",
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\\export fn entry() {
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\\ if(_=foo()) {}
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\\ var good = {};
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\\ if(_=foo()) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if(var) expression",
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\\export fn entry() {
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\\ _ = if(_=foo()) {};
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\\ var good = {};
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\\ _ = if(_=foo()) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if(var)-else statement",
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\\export fn entry() {
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\\ if(_=foo()) {} else {}
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\\ var good = {};
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\\ if(_=foo()) ({}) else ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if(var)-else expression",
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\\export fn entry() {
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\\ _ = if(_=foo()) {} else {};
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\\ var good = {};
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\\ _ = if(_=foo()) {} else {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if(var)-else-if(var) statement",
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\\export fn entry() {
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\\ if(_=foo()) {} else if(_=foo()) {}
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\\ var good = {};
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\\ if(_=foo()) ({}) else if(_=foo()) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if(var)-else-if(var) expression",
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\\export fn entry() {
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\\ _ = if(_=foo()) {} else if(_=foo()) {};
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\\ var good = {};
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\\ _ = if(_=foo()) {} else if(_=foo()) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if(var)-else-if(var)-else statement",
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\\export fn entry() {
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\\ if(_=foo()) {} else if(_=foo()) {} else {}
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\\ var good = {};
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\\ if(_=foo()) ({}) else if(_=foo()) ({}) else ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - if(var)-else-if(var)-else expression",
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\\export fn entry() {
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\\ _ = if(_=foo()) {} else if(_=foo()) {} else {};
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\\ var good = {};
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\\ _ = if(_=foo()) {} else if(_=foo()) {} else {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - try statement",
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\\export fn entry() {
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\\ try (_ = foo()) {}
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\\ var good = {};
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\\ try (_ = foo()) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - try expression",
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\\export fn entry() {
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\\ _ = try (_ = foo()) {};
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\\ var good = {};
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\\ _ = try (_ = foo()) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - while statement",
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\\export fn entry() {
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\\ while(true) {}
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\\ var good = {};
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\\ while(true) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - while expression",
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\\export fn entry() {
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\\ _ = while(true) {};
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\\ var good = {};
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\\ _ = while(true) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - while-continue statement",
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\\export fn entry() {
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\\ while(true;{}) {}
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\\ var good = {};
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\\ while(true;{}) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - while-continue expression",
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\\export fn entry() {
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\\ _ = while(true;{}) {};
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\\ var good = {};
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\\ _ = while(true;{}) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - for statement",
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\\export fn entry() {
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\\ for(foo()) {}
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\\ var good = {};
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\\ for(foo()) ({})
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("implicit semicolon - for expression",
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\\export fn entry() {
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\\ _ = for(foo()) {};
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\\ var good = {};
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\\ _ = for(foo()) {}
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\\ var bad = {};
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\\}
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, ".tmp_source.zig:5:5: error: invalid token: 'var'");
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cases.add("multiple function definitions",
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\\fn a() {}
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\\fn a() {}
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\\export fn entry() { a(); }
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, ".tmp_source.zig:2:1: error: redefinition of 'a'");
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cases.add("unreachable with return",
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\\fn a() -> noreturn {return;}
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\\export fn entry() { a(); }
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, ".tmp_source.zig:1:21: error: expected type 'noreturn', found 'void'");
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cases.add("control reaches end of non-void function",
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\\fn a() -> i32 {}
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\\export fn entry() { _ = a(); }
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, ".tmp_source.zig:1:15: error: expected type 'i32', found 'void'");
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cases.add("undefined function call",
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\\export fn a() {
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\\ b();
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\\}
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, ".tmp_source.zig:2:5: error: use of undeclared identifier 'b'");
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cases.add("wrong number of arguments",
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\\export fn a() {
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\\ b(1);
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\\}
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\\fn b(a: i32, b: i32, c: i32) { }
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, ".tmp_source.zig:2:6: error: expected 3 arguments, found 1");
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cases.add("invalid type",
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\\fn a() -> bogus {}
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\\export fn entry() { _ = a(); }
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, ".tmp_source.zig:1:11: error: use of undeclared identifier 'bogus'");
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cases.add("pointer to unreachable",
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\\fn a() -> &noreturn {}
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\\export fn entry() { _ = a(); }
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, ".tmp_source.zig:1:12: error: pointer to unreachable not allowed");
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cases.add("unreachable code",
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\\export fn a() {
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\\ return;
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\\ b();
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\\}
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\\
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\\fn b() {}
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, ".tmp_source.zig:3:6: error: unreachable code");
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cases.add("bad import",
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\\const bogus = @import("bogus-does-not-exist.zig");
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\\export fn entry() { bogus.bogo(); }
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, ".tmp_source.zig:1:15: error: unable to find 'bogus-does-not-exist.zig'");
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cases.add("undeclared identifier",
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\\export fn a() {
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\\ b +
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\\ c
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\\}
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,
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".tmp_source.zig:2:5: error: use of undeclared identifier 'b'",
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".tmp_source.zig:3:5: error: use of undeclared identifier 'c'");
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cases.add("parameter redeclaration",
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\\fn f(a : i32, a : i32) {
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\\}
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\\export fn entry() { f(1, 2); }
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, ".tmp_source.zig:1:15: error: redeclaration of variable 'a'");
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cases.add("local variable redeclaration",
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\\export fn f() {
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\\ const a : i32 = 0;
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\\ const a = 0;
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\\}
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, ".tmp_source.zig:3:5: error: redeclaration of variable 'a'");
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cases.add("local variable redeclares parameter",
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\\fn f(a : i32) {
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\\ const a = 0;
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\\}
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\\export fn entry() { f(1); }
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, ".tmp_source.zig:2:5: error: redeclaration of variable 'a'");
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cases.add("variable has wrong type",
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\\export fn f() -> i32 {
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\\ const a = c"a";
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\\ a
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\\}
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, ".tmp_source.zig:3:5: error: expected type 'i32', found '&const u8'");
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cases.add("if condition is bool, not int",
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\\export fn f() {
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\\ if (0) {}
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\\}
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, ".tmp_source.zig:2:9: error: integer value 0 cannot be implicitly casted to type 'bool'");
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cases.add("assign unreachable",
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\\export fn f() {
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\\ const a = return;
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\\}
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, ".tmp_source.zig:2:5: error: unreachable code");
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cases.add("unreachable variable",
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\\export fn f() {
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\\ const a: noreturn = {};
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\\}
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, ".tmp_source.zig:2:14: error: variable of type 'noreturn' not allowed");
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cases.add("unreachable parameter",
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\\fn f(a: noreturn) {}
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\\export fn entry() { f(); }
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|
, ".tmp_source.zig:1:9: error: parameter of type 'noreturn' not allowed");
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|
|
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cases.add("bad assignment target",
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\\export fn f() {
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\\ 3 = 3;
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\\}
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|
, ".tmp_source.zig:2:7: error: cannot assign to constant");
|
|
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cases.add("assign to constant variable",
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\\export fn f() {
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\\ const a = 3;
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\\ a = 4;
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\\}
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, ".tmp_source.zig:3:7: error: cannot assign to constant");
|
|
|
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cases.add("use of undeclared identifier",
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|
\\export fn f() {
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\\ b = 3;
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\\}
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|
, ".tmp_source.zig:2:5: error: use of undeclared identifier 'b'");
|
|
|
|
cases.add("const is a statement, not an expression",
|
|
\\export fn f() {
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\\ (const a = 0);
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|
\\}
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|
, ".tmp_source.zig:2:6: error: invalid token: 'const'");
|
|
|
|
cases.add("array access of undeclared identifier",
|
|
\\export fn f() {
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\\ i[i] = i[i];
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|
\\}
|
|
, ".tmp_source.zig:2:5: error: use of undeclared identifier 'i'",
|
|
".tmp_source.zig:2:12: error: use of undeclared identifier 'i'");
|
|
|
|
cases.add("array access of non array",
|
|
\\export fn f() {
|
|
\\ var bad : bool = undefined;
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|
\\ bad[bad] = bad[bad];
|
|
\\}
|
|
, ".tmp_source.zig:3:8: error: array access of non-array type 'bool'",
|
|
".tmp_source.zig:3:19: error: array access of non-array type 'bool'");
|
|
|
|
cases.add("array access with non integer index",
|
|
\\export fn f() {
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|
\\ var array = "aoeu";
|
|
\\ var bad = false;
|
|
\\ array[bad] = array[bad];
|
|
\\}
|
|
, ".tmp_source.zig:4:11: error: expected type 'usize', found 'bool'",
|
|
".tmp_source.zig:4:24: error: expected type 'usize', found 'bool'");
|
|
|
|
cases.add("write to const global variable",
|
|
\\const x : i32 = 99;
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|
\\fn f() {
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|
\\ x = 1;
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|
\\}
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|
\\export fn entry() { f(); }
|
|
, ".tmp_source.zig:3:7: error: cannot assign to constant");
|
|
|
|
|
|
cases.add("missing else clause",
|
|
\\fn f(b: bool) {
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|
\\ const x : i32 = if (b) { 1 };
|
|
\\ const y = if (b) { i32(1) };
|
|
\\}
|
|
\\export fn entry() { f(true); }
|
|
, ".tmp_source.zig:2:30: error: integer value 1 cannot be implicitly casted to type 'void'",
|
|
".tmp_source.zig:3:15: error: incompatible types: 'i32' and 'void'");
|
|
|
|
cases.add("direct struct loop",
|
|
\\const A = struct { a : A, };
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|
\\export fn entry() -> usize { @sizeOf(A) }
|
|
, ".tmp_source.zig:1:11: error: struct 'A' contains itself");
|
|
|
|
cases.add("indirect struct loop",
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|
\\const A = struct { b : B, };
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|
\\const B = struct { c : C, };
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|
\\const C = struct { a : A, };
|
|
\\export fn entry() -> usize { @sizeOf(A) }
|
|
, ".tmp_source.zig:1:11: error: struct 'A' contains itself");
|
|
|
|
cases.add("invalid struct field",
|
|
\\const A = struct { x : i32, };
|
|
\\export fn f() {
|
|
\\ var a : A = undefined;
|
|
\\ a.foo = 1;
|
|
\\ const y = a.bar;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:6: error: no member named 'foo' in 'A'",
|
|
".tmp_source.zig:5:16: error: no member named 'bar' in 'A'");
|
|
|
|
cases.add("redefinition of struct",
|
|
\\const A = struct { x : i32, };
|
|
\\const A = struct { y : i32, };
|
|
, ".tmp_source.zig:2:1: error: redefinition of 'A'");
|
|
|
|
cases.add("redefinition of enums",
|
|
\\const A = enum {};
|
|
\\const A = enum {};
|
|
, ".tmp_source.zig:2:1: error: redefinition of 'A'");
|
|
|
|
cases.add("redefinition of global variables",
|
|
\\var a : i32 = 1;
|
|
\\var a : i32 = 2;
|
|
,
|
|
".tmp_source.zig:2:1: error: redefinition of 'a'",
|
|
".tmp_source.zig:1:1: note: previous definition is here");
|
|
|
|
cases.add("byvalue struct parameter in exported function",
|
|
\\const A = struct { x : i32, };
|
|
\\export fn f(a : A) {}
|
|
, ".tmp_source.zig:2:13: error: byvalue types not yet supported on extern function parameters");
|
|
|
|
cases.add("byvalue struct return value in exported function",
|
|
\\const A = struct { x: i32, };
|
|
\\export fn f() -> A {
|
|
\\ A {.x = 1234 }
|
|
\\}
|
|
, ".tmp_source.zig:2:18: error: byvalue types not yet supported on extern function return values");
|
|
|
|
cases.add("duplicate field in struct value expression",
|
|
\\const A = struct {
|
|
\\ x : i32,
|
|
\\ y : i32,
|
|
\\ z : i32,
|
|
\\};
|
|
\\export fn f() {
|
|
\\ const a = A {
|
|
\\ .z = 1,
|
|
\\ .y = 2,
|
|
\\ .x = 3,
|
|
\\ .z = 4,
|
|
\\ };
|
|
\\}
|
|
, ".tmp_source.zig:11:9: error: duplicate field");
|
|
|
|
cases.add("missing field in struct value expression",
|
|
\\const A = struct {
|
|
\\ x : i32,
|
|
\\ y : i32,
|
|
\\ z : i32,
|
|
\\};
|
|
\\export fn f() {
|
|
\\ // we want the error on the '{' not the 'A' because
|
|
\\ // the A could be a complicated expression
|
|
\\ const a = A {
|
|
\\ .z = 4,
|
|
\\ .y = 2,
|
|
\\ };
|
|
\\}
|
|
, ".tmp_source.zig:9:17: error: missing field: 'x'");
|
|
|
|
cases.add("invalid field in struct value expression",
|
|
\\const A = struct {
|
|
\\ x : i32,
|
|
\\ y : i32,
|
|
\\ z : i32,
|
|
\\};
|
|
\\export fn f() {
|
|
\\ const a = A {
|
|
\\ .z = 4,
|
|
\\ .y = 2,
|
|
\\ .foo = 42,
|
|
\\ };
|
|
\\}
|
|
, ".tmp_source.zig:10:9: error: no member named 'foo' in 'A'");
|
|
|
|
cases.add("invalid break expression",
|
|
\\export fn f() {
|
|
\\ break;
|
|
\\}
|
|
, ".tmp_source.zig:2:5: error: 'break' expression outside loop");
|
|
|
|
cases.add("invalid continue expression",
|
|
\\export fn f() {
|
|
\\ continue;
|
|
\\}
|
|
, ".tmp_source.zig:2:5: error: 'continue' expression outside loop");
|
|
|
|
cases.add("invalid maybe type",
|
|
\\export fn f() {
|
|
\\ if (const x ?= true) { }
|
|
\\}
|
|
, ".tmp_source.zig:2:20: error: expected nullable type, found 'bool'");
|
|
|
|
cases.add("cast unreachable",
|
|
\\fn f() -> i32 {
|
|
\\ i32(return 1)
|
|
\\}
|
|
\\export fn entry() { _ = f(); }
|
|
, ".tmp_source.zig:2:8: error: unreachable code");
|
|
|
|
cases.add("invalid builtin fn",
|
|
\\fn f() -> @bogus(foo) {
|
|
\\}
|
|
\\export fn entry() { _ = f(); }
|
|
, ".tmp_source.zig:1:11: error: invalid builtin function: 'bogus'");
|
|
|
|
cases.add("top level decl dependency loop",
|
|
\\const a : @typeOf(b) = 0;
|
|
\\const b : @typeOf(a) = 0;
|
|
\\export fn entry() {
|
|
\\ const c = a + b;
|
|
\\}
|
|
, ".tmp_source.zig:1:1: error: 'a' depends on itself");
|
|
|
|
cases.add("noalias on non pointer param",
|
|
\\fn f(noalias x: i32) {}
|
|
\\export fn entry() { f(1234); }
|
|
, ".tmp_source.zig:1:6: error: noalias on non-pointer parameter");
|
|
|
|
cases.add("struct init syntax for array",
|
|
\\const foo = []u16{.x = 1024,};
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(foo)) }
|
|
, ".tmp_source.zig:1:18: error: type '[]u16' does not support struct initialization syntax");
|
|
|
|
cases.add("type variables must be constant",
|
|
\\var foo = u8;
|
|
\\export fn entry() -> foo {
|
|
\\ return 1;
|
|
\\}
|
|
, ".tmp_source.zig:1:1: error: variable of type 'type' must be constant");
|
|
|
|
|
|
cases.add("variables shadowing types",
|
|
\\const Foo = struct {};
|
|
\\const Bar = struct {};
|
|
\\
|
|
\\fn f(Foo: i32) {
|
|
\\ var Bar : i32 = undefined;
|
|
\\}
|
|
\\
|
|
\\export fn entry() {
|
|
\\ f(1234);
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:6: error: redefinition of 'Foo'",
|
|
".tmp_source.zig:1:1: note: previous definition is here",
|
|
".tmp_source.zig:5:5: error: redefinition of 'Bar'",
|
|
".tmp_source.zig:2:1: note: previous definition is here");
|
|
|
|
cases.add("multiple else prongs in a switch",
|
|
\\fn f(x: u32) {
|
|
\\ const value: bool = switch (x) {
|
|
\\ 1234 => false,
|
|
\\ else => true,
|
|
\\ else => true,
|
|
\\ };
|
|
\\}
|
|
\\export fn entry() {
|
|
\\ f(1234);
|
|
\\}
|
|
, ".tmp_source.zig:5:9: error: multiple else prongs in switch expression");
|
|
|
|
cases.add("global variable initializer must be constant expression",
|
|
\\extern fn foo() -> i32;
|
|
\\const x = foo();
|
|
\\export fn entry() -> i32 { x }
|
|
, ".tmp_source.zig:2:11: error: unable to evaluate constant expression");
|
|
|
|
cases.add("array concatenation with wrong type",
|
|
\\const src = "aoeu";
|
|
\\const derp = usize(1234);
|
|
\\const a = derp ++ "foo";
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(a)) }
|
|
, ".tmp_source.zig:3:11: error: expected array or C string literal, found 'usize'");
|
|
|
|
cases.add("non compile time array concatenation",
|
|
\\fn f() -> []u8 {
|
|
\\ s ++ "foo"
|
|
\\}
|
|
\\var s: [10]u8 = undefined;
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(f)) }
|
|
, ".tmp_source.zig:2:5: error: unable to evaluate constant expression");
|
|
|
|
cases.add("@cImport with bogus include",
|
|
\\const c = @cImport(@cInclude("bogus.h"));
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(c.bogo)) }
|
|
, ".tmp_source.zig:1:11: error: C import failed",
|
|
".h:1:10: note: 'bogus.h' file not found");
|
|
|
|
cases.add("address of number literal",
|
|
\\const x = 3;
|
|
\\const y = &x;
|
|
\\fn foo() -> &const i32 { y }
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(foo)) }
|
|
, ".tmp_source.zig:3:26: error: expected type '&const i32', found '&const (integer literal)'");
|
|
|
|
cases.add("integer overflow error",
|
|
\\const x : u8 = 300;
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(x)) }
|
|
, ".tmp_source.zig:1:16: error: integer value 300 cannot be implicitly casted to type 'u8'");
|
|
|
|
cases.add("incompatible number literals",
|
|
\\const x = 2 == 2.0;
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(x)) }
|
|
, ".tmp_source.zig:1:11: error: integer value 2 cannot be implicitly casted to type '(float literal)'");
|
|
|
|
cases.add("missing function call param",
|
|
\\const Foo = struct {
|
|
\\ a: i32,
|
|
\\ b: i32,
|
|
\\
|
|
\\ fn member_a(foo: &const Foo) -> i32 {
|
|
\\ return foo.a;
|
|
\\ }
|
|
\\ fn member_b(foo: &const Foo) -> i32 {
|
|
\\ return foo.b;
|
|
\\ }
|
|
\\};
|
|
\\
|
|
\\const member_fn_type = @typeOf(Foo.member_a);
|
|
\\const members = []member_fn_type {
|
|
\\ Foo.member_a,
|
|
\\ Foo.member_b,
|
|
\\};
|
|
\\
|
|
\\fn f(foo: &const Foo, index: usize) {
|
|
\\ const result = members[index]();
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(f)) }
|
|
, ".tmp_source.zig:20:34: error: expected 1 arguments, found 0");
|
|
|
|
cases.add("missing function name and param name",
|
|
\\fn () {}
|
|
\\fn f(i32) {}
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(f)) }
|
|
,
|
|
".tmp_source.zig:1:1: error: missing function name",
|
|
".tmp_source.zig:2:6: error: missing parameter name");
|
|
|
|
cases.add("wrong function type",
|
|
\\const fns = []fn(){ a, b, c };
|
|
\\fn a() -> i32 {0}
|
|
\\fn b() -> i32 {1}
|
|
\\fn c() -> i32 {2}
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(fns)) }
|
|
, ".tmp_source.zig:1:21: error: expected type 'fn()', found 'fn() -> i32'");
|
|
|
|
cases.add("extern function pointer mismatch",
|
|
\\const fns = [](fn(i32)->i32){ a, b, c };
|
|
\\pub fn a(x: i32) -> i32 {x + 0}
|
|
\\pub fn b(x: i32) -> i32 {x + 1}
|
|
\\export fn c(x: i32) -> i32 {x + 2}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(fns)) }
|
|
, ".tmp_source.zig:1:37: error: expected type 'fn(i32) -> i32', found 'extern fn(i32) -> i32'");
|
|
|
|
|
|
cases.add("implicit cast from f64 to f32",
|
|
\\const x : f64 = 1.0;
|
|
\\const y : f32 = x;
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(y)) }
|
|
, ".tmp_source.zig:2:17: error: expected type 'f32', found 'f64'");
|
|
|
|
|
|
cases.add("colliding invalid top level functions",
|
|
\\fn func() -> bogus {}
|
|
\\fn func() -> bogus {}
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(func)) }
|
|
,
|
|
".tmp_source.zig:2:1: error: redefinition of 'func'",
|
|
".tmp_source.zig:1:14: error: use of undeclared identifier 'bogus'");
|
|
|
|
|
|
cases.add("bogus compile var",
|
|
\\const x = @compileVar("bogus");
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(x)) }
|
|
, ".tmp_source.zig:1:23: error: unrecognized compile variable: 'bogus'");
|
|
|
|
|
|
cases.add("non constant expression in array size outside function",
|
|
\\const Foo = struct {
|
|
\\ y: [get()]u8,
|
|
\\};
|
|
\\var global_var: usize = 1;
|
|
\\fn get() -> usize { global_var }
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(Foo)) }
|
|
,
|
|
".tmp_source.zig:5:21: error: unable to evaluate constant expression",
|
|
".tmp_source.zig:2:12: note: called from here",
|
|
".tmp_source.zig:2:8: note: called from here");
|
|
|
|
|
|
cases.add("addition with non numbers",
|
|
\\const Foo = struct {
|
|
\\ field: i32,
|
|
\\};
|
|
\\const x = Foo {.field = 1} + Foo {.field = 2};
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(x)) }
|
|
, ".tmp_source.zig:4:28: error: invalid operands to binary expression: 'Foo' and 'Foo'");
|
|
|
|
|
|
cases.add("division by zero",
|
|
\\const lit_int_x = 1 / 0;
|
|
\\const lit_float_x = 1.0 / 0.0;
|
|
\\const int_x = i32(1) / i32(0);
|
|
\\const float_x = f32(1.0) / f32(0.0);
|
|
\\
|
|
\\export fn entry1() -> usize { @sizeOf(@typeOf(lit_int_x)) }
|
|
\\export fn entry2() -> usize { @sizeOf(@typeOf(lit_float_x)) }
|
|
\\export fn entry3() -> usize { @sizeOf(@typeOf(int_x)) }
|
|
\\export fn entry4() -> usize { @sizeOf(@typeOf(float_x)) }
|
|
,
|
|
".tmp_source.zig:1:21: error: division by zero is undefined",
|
|
".tmp_source.zig:2:25: error: division by zero is undefined",
|
|
".tmp_source.zig:3:22: error: division by zero is undefined",
|
|
".tmp_source.zig:4:26: error: division by zero is undefined");
|
|
|
|
|
|
cases.add("missing switch prong",
|
|
\\const Number = enum {
|
|
\\ One,
|
|
\\ Two,
|
|
\\ Three,
|
|
\\ Four,
|
|
\\};
|
|
\\fn f(n: Number) -> i32 {
|
|
\\ switch (n) {
|
|
\\ Number.One => 1,
|
|
\\ Number.Two => 2,
|
|
\\ Number.Three => i32(3),
|
|
\\ }
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(f)) }
|
|
, ".tmp_source.zig:8:5: error: enumeration value 'Number.Four' not handled in switch");
|
|
|
|
cases.add("normal string with newline",
|
|
\\const foo = "a
|
|
\\b";
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(foo)) }
|
|
, ".tmp_source.zig:1:13: error: newline not allowed in string literal");
|
|
|
|
cases.add("invalid comparison for function pointers",
|
|
\\fn foo() {}
|
|
\\const invalid = foo > foo;
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(invalid)) }
|
|
, ".tmp_source.zig:2:21: error: operator not allowed for type 'fn()'");
|
|
|
|
cases.add("generic function instance with non-constant expression",
|
|
\\fn foo(comptime x: i32, y: i32) -> i32 { return x + y; }
|
|
\\fn test1(a: i32, b: i32) -> i32 {
|
|
\\ return foo(a, b);
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(test1)) }
|
|
, ".tmp_source.zig:3:16: error: unable to evaluate constant expression");
|
|
|
|
cases.add("goto jumping into block",
|
|
\\export fn f() {
|
|
\\ {
|
|
\\a_label:
|
|
\\ }
|
|
\\ goto a_label;
|
|
\\}
|
|
, ".tmp_source.zig:5:5: error: no label in scope named 'a_label'");
|
|
|
|
cases.add("goto jumping past a defer",
|
|
\\fn f(b: bool) {
|
|
\\ if (b) goto label;
|
|
\\ defer derp();
|
|
\\label:
|
|
\\}
|
|
\\fn derp(){}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(f)) }
|
|
, ".tmp_source.zig:2:12: error: no label in scope named 'label'");
|
|
|
|
cases.add("assign null to non-nullable pointer",
|
|
\\const a: &u8 = null;
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(a)) }
|
|
, ".tmp_source.zig:1:16: error: expected type '&u8', found '(null)'");
|
|
|
|
cases.add("indexing an array of size zero",
|
|
\\const array = []u8{};
|
|
\\export fn foo() {
|
|
\\ const pointer = &array[0];
|
|
\\}
|
|
, ".tmp_source.zig:3:27: error: index 0 outside array of size 0");
|
|
|
|
cases.add("compile time division by zero",
|
|
\\const y = foo(0);
|
|
\\fn foo(x: i32) -> i32 {
|
|
\\ 1 / x
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(y)) }
|
|
,
|
|
".tmp_source.zig:3:7: error: division by zero is undefined",
|
|
".tmp_source.zig:1:14: note: called from here");
|
|
|
|
cases.add("branch on undefined value",
|
|
\\const x = if (undefined) true else false;
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(x)) }
|
|
, ".tmp_source.zig:1:15: error: use of undefined value");
|
|
|
|
|
|
cases.add("endless loop in function evaluation",
|
|
\\const seventh_fib_number = fibbonaci(7);
|
|
\\fn fibbonaci(x: i32) -> i32 {
|
|
\\ return fibbonaci(x - 1) + fibbonaci(x - 2);
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(seventh_fib_number)) }
|
|
,
|
|
".tmp_source.zig:3:21: error: evaluation exceeded 1000 backwards branches",
|
|
".tmp_source.zig:3:21: note: called from here");
|
|
|
|
cases.add("@embedFile with bogus file",
|
|
\\const resource = @embedFile("bogus.txt");
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(resource)) }
|
|
, ".tmp_source.zig:1:29: error: unable to find '", "/bogus.txt'");
|
|
|
|
cases.add("non-const expression in struct literal outside function",
|
|
\\const Foo = struct {
|
|
\\ x: i32,
|
|
\\};
|
|
\\const a = Foo {.x = get_it()};
|
|
\\extern fn get_it() -> i32;
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(a)) }
|
|
, ".tmp_source.zig:4:21: error: unable to evaluate constant expression");
|
|
|
|
cases.add("non-const expression function call with struct return value outside function",
|
|
\\const Foo = struct {
|
|
\\ x: i32,
|
|
\\};
|
|
\\const a = get_it();
|
|
\\fn get_it() -> Foo {
|
|
\\ global_side_effect = true;
|
|
\\ Foo {.x = 13}
|
|
\\}
|
|
\\var global_side_effect = false;
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(a)) }
|
|
,
|
|
".tmp_source.zig:6:24: error: unable to evaluate constant expression",
|
|
".tmp_source.zig:4:17: note: called from here");
|
|
|
|
cases.add("undeclared identifier error should mark fn as impure",
|
|
\\export fn foo() {
|
|
\\ test_a_thing();
|
|
\\}
|
|
\\fn test_a_thing() {
|
|
\\ bad_fn_call();
|
|
\\}
|
|
, ".tmp_source.zig:5:5: error: use of undeclared identifier 'bad_fn_call'");
|
|
|
|
cases.add("illegal comparison of types",
|
|
\\fn bad_eql_1(a: []u8, b: []u8) -> bool {
|
|
\\ a == b
|
|
\\}
|
|
\\const EnumWithData = enum {
|
|
\\ One,
|
|
\\ Two: i32,
|
|
\\};
|
|
\\fn bad_eql_2(a: &const EnumWithData, b: &const EnumWithData) -> bool {
|
|
\\ *a == *b
|
|
\\}
|
|
\\
|
|
\\export fn entry1() -> usize { @sizeOf(@typeOf(bad_eql_1)) }
|
|
\\export fn entry2() -> usize { @sizeOf(@typeOf(bad_eql_2)) }
|
|
,
|
|
".tmp_source.zig:2:7: error: operator not allowed for type '[]u8'",
|
|
".tmp_source.zig:9:8: error: operator not allowed for type 'EnumWithData'");
|
|
|
|
cases.add("non-const switch number literal",
|
|
\\export fn foo() {
|
|
\\ const x = switch (bar()) {
|
|
\\ 1, 2 => 1,
|
|
\\ 3, 4 => 2,
|
|
\\ else => 3,
|
|
\\ };
|
|
\\}
|
|
\\fn bar() -> i32 {
|
|
\\ 2
|
|
\\}
|
|
, ".tmp_source.zig:2:15: error: unable to infer expression type");
|
|
|
|
cases.add("atomic orderings of cmpxchg - failure stricter than success",
|
|
\\export fn f() {
|
|
\\ var x: i32 = 1234;
|
|
\\ while (!@cmpxchg(&x, 1234, 5678, AtomicOrder.Monotonic, AtomicOrder.SeqCst)) {}
|
|
\\}
|
|
, ".tmp_source.zig:3:72: error: failure atomic ordering must be no stricter than success");
|
|
|
|
cases.add("atomic orderings of cmpxchg - success Monotonic or stricter",
|
|
\\export fn f() {
|
|
\\ var x: i32 = 1234;
|
|
\\ while (!@cmpxchg(&x, 1234, 5678, AtomicOrder.Unordered, AtomicOrder.Unordered)) {}
|
|
\\}
|
|
, ".tmp_source.zig:3:49: error: success atomic ordering must be Monotonic or stricter");
|
|
|
|
cases.add("negation overflow in function evaluation",
|
|
\\const y = neg(-128);
|
|
\\fn neg(x: i8) -> i8 {
|
|
\\ -x
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(y)) }
|
|
,
|
|
".tmp_source.zig:3:5: error: negation caused overflow",
|
|
".tmp_source.zig:1:14: note: called from here");
|
|
|
|
cases.add("add overflow in function evaluation",
|
|
\\const y = add(65530, 10);
|
|
\\fn add(a: u16, b: u16) -> u16 {
|
|
\\ a + b
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(y)) }
|
|
,
|
|
".tmp_source.zig:3:7: error: operation caused overflow",
|
|
".tmp_source.zig:1:14: note: called from here");
|
|
|
|
|
|
cases.add("sub overflow in function evaluation",
|
|
\\const y = sub(10, 20);
|
|
\\fn sub(a: u16, b: u16) -> u16 {
|
|
\\ a - b
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(y)) }
|
|
,
|
|
".tmp_source.zig:3:7: error: operation caused overflow",
|
|
".tmp_source.zig:1:14: note: called from here");
|
|
|
|
cases.add("mul overflow in function evaluation",
|
|
\\const y = mul(300, 6000);
|
|
\\fn mul(a: u16, b: u16) -> u16 {
|
|
\\ a * b
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(y)) }
|
|
,
|
|
".tmp_source.zig:3:7: error: operation caused overflow",
|
|
".tmp_source.zig:1:14: note: called from here");
|
|
|
|
cases.add("truncate sign mismatch",
|
|
\\fn f() -> i8 {
|
|
\\ const x: u32 = 10;
|
|
\\ @truncate(i8, x)
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(f)) }
|
|
, ".tmp_source.zig:3:19: error: expected signed integer type, found 'u32'");
|
|
|
|
cases.add("%return in function with non error return type",
|
|
\\export fn f() {
|
|
\\ %return something();
|
|
\\}
|
|
\\fn something() -> %void { }
|
|
,
|
|
".tmp_source.zig:2:5: error: expected type 'void', found 'error'");
|
|
|
|
cases.add("wrong return type for main",
|
|
\\pub fn main() { }
|
|
, ".tmp_source.zig:1:15: error: expected return type of main to be '%void', instead is 'void'");
|
|
|
|
cases.add("double ?? on main return value",
|
|
\\pub fn main() -> ??void {
|
|
\\}
|
|
, ".tmp_source.zig:1:18: error: expected return type of main to be '%void', instead is '??void'");
|
|
|
|
cases.add("invalid pointer for var type",
|
|
\\extern fn ext() -> usize;
|
|
\\var bytes: [ext()]u8 = undefined;
|
|
\\export fn f() {
|
|
\\ for (bytes) |*b, i| {
|
|
\\ *b = u8(i);
|
|
\\ }
|
|
\\}
|
|
, ".tmp_source.zig:2:13: error: unable to evaluate constant expression");
|
|
|
|
cases.add("export function with comptime parameter",
|
|
\\export fn foo(comptime x: i32, y: i32) -> i32{
|
|
\\ x + y
|
|
\\}
|
|
, ".tmp_source.zig:1:15: error: comptime parameter not allowed in extern function");
|
|
|
|
cases.add("extern function with comptime parameter",
|
|
\\extern fn foo(comptime x: i32, y: i32) -> i32;
|
|
\\fn f() -> i32 {
|
|
\\ foo(1, 2)
|
|
\\}
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(f)) }
|
|
, ".tmp_source.zig:1:15: error: comptime parameter not allowed in extern function");
|
|
|
|
cases.add("convert fixed size array to slice with invalid size",
|
|
\\export fn f() {
|
|
\\ var array: [5]u8 = undefined;
|
|
\\ var foo = ([]const u32)(array)[0];
|
|
\\}
|
|
, ".tmp_source.zig:3:28: error: unable to convert [5]u8 to []const u32: size mismatch");
|
|
|
|
cases.add("non-pure function returns type",
|
|
\\var a: u32 = 0;
|
|
\\pub fn List(comptime T: type) -> type {
|
|
\\ a += 1;
|
|
\\ SmallList(T, 8)
|
|
\\}
|
|
\\
|
|
\\pub fn SmallList(comptime T: type, comptime STATIC_SIZE: usize) -> type {
|
|
\\ struct {
|
|
\\ items: []T,
|
|
\\ length: usize,
|
|
\\ prealloc_items: [STATIC_SIZE]T,
|
|
\\ }
|
|
\\}
|
|
\\
|
|
\\export fn function_with_return_type_type() {
|
|
\\ var list: List(i32) = undefined;
|
|
\\ list.length = 10;
|
|
\\}
|
|
, ".tmp_source.zig:3:7: error: unable to evaluate constant expression",
|
|
".tmp_source.zig:16:19: note: called from here");
|
|
|
|
cases.add("bogus method call on slice",
|
|
\\var self = "aoeu";
|
|
\\fn f(m: []const u8) {
|
|
\\ m.copy(u8, self[0...], m);
|
|
\\}
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(f)) }
|
|
, ".tmp_source.zig:3:6: error: no member named 'copy' in '[]const u8'");
|
|
|
|
cases.add("wrong number of arguments for method fn call",
|
|
\\const Foo = struct {
|
|
\\ fn method(self: &const Foo, a: i32) {}
|
|
\\};
|
|
\\fn f(foo: &const Foo) {
|
|
\\
|
|
\\ foo.method(1, 2);
|
|
\\}
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(f)) }
|
|
, ".tmp_source.zig:6:15: error: expected 2 arguments, found 3");
|
|
|
|
cases.add("assign through constant pointer",
|
|
\\export fn f() {
|
|
\\ var cstr = c"Hat";
|
|
\\ cstr[0] = 'W';
|
|
\\}
|
|
, ".tmp_source.zig:3:11: error: cannot assign to constant");
|
|
|
|
cases.add("assign through constant slice",
|
|
\\export fn f() {
|
|
\\ var cstr: []const u8 = "Hat";
|
|
\\ cstr[0] = 'W';
|
|
\\}
|
|
, ".tmp_source.zig:3:11: error: cannot assign to constant");
|
|
|
|
cases.add("main function with bogus args type",
|
|
\\pub fn main(args: [][]bogus) -> %void {}
|
|
, ".tmp_source.zig:1:23: error: use of undeclared identifier 'bogus'");
|
|
|
|
cases.add("for loop missing element param",
|
|
\\fn foo(blah: []u8) {
|
|
\\ for (blah) { }
|
|
\\}
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(foo)) }
|
|
, ".tmp_source.zig:2:5: error: for loop expression missing element parameter");
|
|
|
|
cases.add("misspelled type with pointer only reference",
|
|
\\const JasonHM = u8;
|
|
\\const JasonList = &JsonNode;
|
|
\\
|
|
\\const JsonOA = enum {
|
|
\\ JSONArray: JsonList,
|
|
\\ JSONObject: JasonHM,
|
|
\\};
|
|
\\
|
|
\\const JsonType = enum {
|
|
\\ JSONNull: void,
|
|
\\ JSONInteger: isize,
|
|
\\ JSONDouble: f64,
|
|
\\ JSONBool: bool,
|
|
\\ JSONString: []u8,
|
|
\\ JSONArray,
|
|
\\ JSONObject,
|
|
\\};
|
|
\\
|
|
\\pub const JsonNode = struct {
|
|
\\ kind: JsonType,
|
|
\\ jobject: ?JsonOA,
|
|
\\};
|
|
\\
|
|
\\fn foo() {
|
|
\\ var jll: JasonList = undefined;
|
|
\\ jll.init(1234);
|
|
\\ var jd = JsonNode {.kind = JsonType.JSONArray , .jobject = JsonOA.JSONArray {jll} };
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(foo)) }
|
|
, ".tmp_source.zig:5:16: error: use of undeclared identifier 'JsonList'");
|
|
|
|
cases.add("method call with first arg type primitive",
|
|
\\const Foo = struct {
|
|
\\ x: i32,
|
|
\\
|
|
\\ fn init(x: i32) -> Foo {
|
|
\\ Foo {
|
|
\\ .x = x,
|
|
\\ }
|
|
\\ }
|
|
\\};
|
|
\\
|
|
\\export fn f() {
|
|
\\ const derp = Foo.init(3);
|
|
\\
|
|
\\ derp.init();
|
|
\\}
|
|
, ".tmp_source.zig:14:5: error: expected type 'i32', found '&const Foo'");
|
|
|
|
cases.add("method call with first arg type wrong container",
|
|
\\pub const List = struct {
|
|
\\ len: usize,
|
|
\\ allocator: &Allocator,
|
|
\\
|
|
\\ pub fn init(allocator: &Allocator) -> List {
|
|
\\ List {
|
|
\\ .len = 0,
|
|
\\ .allocator = allocator,
|
|
\\ }
|
|
\\ }
|
|
\\};
|
|
\\
|
|
\\pub var global_allocator = Allocator {
|
|
\\ .field = 1234,
|
|
\\};
|
|
\\
|
|
\\pub const Allocator = struct {
|
|
\\ field: i32,
|
|
\\};
|
|
\\
|
|
\\export fn foo() {
|
|
\\ var x = List.init(&global_allocator);
|
|
\\ x.init();
|
|
\\}
|
|
, ".tmp_source.zig:23:5: error: expected type '&Allocator', found '&List'");
|
|
|
|
cases.add("binary not on number literal",
|
|
\\const TINY_QUANTUM_SHIFT = 4;
|
|
\\const TINY_QUANTUM_SIZE = 1 << TINY_QUANTUM_SHIFT;
|
|
\\var block_aligned_stuff: usize = (4 + TINY_QUANTUM_SIZE) & ~(TINY_QUANTUM_SIZE - 1);
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(block_aligned_stuff)) }
|
|
, ".tmp_source.zig:3:60: error: unable to perform binary not operation on type '(integer literal)'");
|
|
|
|
cases.addCase({
|
|
const tc = cases.create("multiple files with private function error",
|
|
\\const foo = @import("foo.zig");
|
|
\\
|
|
\\export fn callPrivFunction() {
|
|
\\ foo.privateFunction();
|
|
\\}
|
|
,
|
|
".tmp_source.zig:4:8: error: 'privateFunction' is private",
|
|
"foo.zig:1:1: note: declared here");
|
|
|
|
tc.addSourceFile("foo.zig",
|
|
\\fn privateFunction() { }
|
|
);
|
|
|
|
tc
|
|
});
|
|
|
|
cases.add("container init with non-type",
|
|
\\const zero: i32 = 0;
|
|
\\const a = zero{1};
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(a)) }
|
|
, ".tmp_source.zig:2:11: error: expected type, found 'i32'");
|
|
|
|
cases.add("assign to constant field",
|
|
\\const Foo = struct {
|
|
\\ field: i32,
|
|
\\};
|
|
\\export fn derp() {
|
|
\\ const f = Foo {.field = 1234,};
|
|
\\ f.field = 0;
|
|
\\}
|
|
, ".tmp_source.zig:6:13: error: cannot assign to constant");
|
|
|
|
cases.add("return from defer expression",
|
|
\\pub fn testTrickyDefer() -> %void {
|
|
\\ defer canFail() %% {};
|
|
\\
|
|
\\ defer %return canFail();
|
|
\\
|
|
\\ const a = maybeInt() ?? return;
|
|
\\}
|
|
\\
|
|
\\fn canFail() -> %void { }
|
|
\\
|
|
\\pub fn maybeInt() -> ?i32 {
|
|
\\ return 0;
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(testTrickyDefer)) }
|
|
, ".tmp_source.zig:4:11: error: cannot return from defer expression");
|
|
|
|
cases.add("attempt to access var args out of bounds",
|
|
\\fn add(args: ...) -> i32 {
|
|
\\ args[0] + args[1]
|
|
\\}
|
|
\\
|
|
\\fn foo() -> i32 {
|
|
\\ add(i32(1234))
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(foo)) }
|
|
,
|
|
".tmp_source.zig:2:19: error: index 1 outside argument list of size 1",
|
|
".tmp_source.zig:6:8: note: called from here");
|
|
|
|
cases.add("pass integer literal to var args",
|
|
\\fn add(args: ...) -> i32 {
|
|
\\ var sum = i32(0);
|
|
\\ {comptime var i: usize = 0; inline while (i < args.len; i += 1) {
|
|
\\ sum += args[i];
|
|
\\ }}
|
|
\\ return sum;
|
|
\\}
|
|
\\
|
|
\\fn bar() -> i32 {
|
|
\\ add(1, 2, 3, 4)
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(bar)) }
|
|
, ".tmp_source.zig:10:9: error: parameter of type '(integer literal)' requires comptime");
|
|
|
|
cases.add("assign too big number to u16",
|
|
\\export fn foo() {
|
|
\\ var vga_mem: u16 = 0xB8000;
|
|
\\}
|
|
, ".tmp_source.zig:2:24: error: integer value 753664 cannot be implicitly casted to type 'u16'");
|
|
|
|
cases.add("set global variable alignment to non power of 2",
|
|
\\const some_data: [100]u8 = {
|
|
\\ @setGlobalAlign(some_data, 3);
|
|
\\ undefined
|
|
\\};
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(some_data)) }
|
|
, ".tmp_source.zig:2:32: error: alignment value must be power of 2");
|
|
|
|
cases.add("compile log",
|
|
\\export fn foo() {
|
|
\\ comptime bar(12, "hi");
|
|
\\}
|
|
\\fn bar(a: i32, b: []const u8) {
|
|
\\ @compileLog("begin");
|
|
\\ @compileLog("a", a, "b", b);
|
|
\\ @compileLog("end");
|
|
\\}
|
|
,
|
|
".tmp_source.zig:5:5: error: found compile log statement",
|
|
".tmp_source.zig:2:17: note: called from here",
|
|
".tmp_source.zig:6:5: error: found compile log statement",
|
|
".tmp_source.zig:2:17: note: called from here",
|
|
".tmp_source.zig:7:5: error: found compile log statement",
|
|
".tmp_source.zig:2:17: note: called from here");
|
|
|
|
cases.add("casting bit offset pointer to regular pointer",
|
|
\\const u2 = @IntType(false, 2);
|
|
\\const u3 = @IntType(false, 3);
|
|
\\
|
|
\\const BitField = packed struct {
|
|
\\ a: u3,
|
|
\\ b: u3,
|
|
\\ c: u2,
|
|
\\};
|
|
\\
|
|
\\fn foo(bit_field: &const BitField) -> u3 {
|
|
\\ return bar(&bit_field.b);
|
|
\\}
|
|
\\
|
|
\\fn bar(x: &const u3) -> u3 {
|
|
\\ return *x;
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(foo)) }
|
|
, ".tmp_source.zig:11:26: error: expected type '&const u3', found '&:3:6 const u3'");
|
|
|
|
cases.add("referring to a struct that is invalid",
|
|
\\const UsbDeviceRequest = struct {
|
|
\\ Type: u8,
|
|
\\};
|
|
\\
|
|
\\export fn foo() {
|
|
\\ comptime assert(@sizeOf(UsbDeviceRequest) == 0x8);
|
|
\\}
|
|
\\
|
|
\\fn assert(ok: bool) {
|
|
\\ if (!ok) unreachable;
|
|
\\}
|
|
,
|
|
".tmp_source.zig:10:14: error: unable to evaluate constant expression",
|
|
".tmp_source.zig:6:20: note: called from here");
|
|
|
|
cases.add("control flow uses comptime var at runtime",
|
|
\\export fn foo() {
|
|
\\ comptime var i = 0;
|
|
\\ while (i < 5; i += 1) {
|
|
\\ bar();
|
|
\\ }
|
|
\\}
|
|
\\
|
|
\\fn bar() { }
|
|
,
|
|
".tmp_source.zig:3:5: error: control flow attempts to use compile-time variable at runtime",
|
|
".tmp_source.zig:3:21: note: compile-time variable assigned here");
|
|
|
|
cases.add("ignored return value",
|
|
\\export fn foo() {
|
|
\\ bar();
|
|
\\}
|
|
\\fn bar() -> i32 { 0 }
|
|
, ".tmp_source.zig:2:8: error: return value ignored");
|
|
|
|
cases.add("integer literal on a non-comptime var",
|
|
\\export fn foo() {
|
|
\\ var i = 0;
|
|
\\ while (i < 10; i += 1) { }
|
|
\\}
|
|
, ".tmp_source.zig:2:5: error: unable to infer variable type");
|
|
|
|
cases.add("undefined literal on a non-comptime var",
|
|
\\export fn foo() {
|
|
\\ var i = undefined;
|
|
\\ i = i32(1);
|
|
\\}
|
|
, ".tmp_source.zig:2:5: error: unable to infer variable type");
|
|
|
|
cases.add("dereference an array",
|
|
\\var s_buffer: [10]u8 = undefined;
|
|
\\pub fn pass(in: []u8) -> []u8 {
|
|
\\ var out = &s_buffer;
|
|
\\ *out[0] = in[0];
|
|
\\ return (*out)[0...1];
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(pass)) }
|
|
, ".tmp_source.zig:4:5: error: attempt to dereference non pointer type '[10]u8'");
|
|
|
|
cases.add("pass const ptr to mutable ptr fn",
|
|
\\fn foo() -> bool {
|
|
\\ const a = ([]const u8)("a");
|
|
\\ const b = &a;
|
|
\\ return ptrEql(b, b);
|
|
\\}
|
|
\\fn ptrEql(a: &[]const u8, b: &[]const u8) -> bool {
|
|
\\ return true;
|
|
\\}
|
|
\\
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(foo)) }
|
|
, ".tmp_source.zig:4:19: error: expected type '&[]const u8', found '&const []const u8'");
|
|
|
|
cases.addCase({
|
|
const tc = cases.create("export collision",
|
|
\\const foo = @import("foo.zig");
|
|
\\
|
|
\\export fn bar() -> usize {
|
|
\\ return foo.baz;
|
|
\\}
|
|
,
|
|
"foo.zig:1:8: error: exported symbol collision: 'bar'",
|
|
".tmp_source.zig:3:8: note: other symbol is here");
|
|
|
|
tc.addSourceFile("foo.zig",
|
|
\\export fn bar() {}
|
|
\\pub const baz = 1234;
|
|
);
|
|
|
|
tc
|
|
});
|
|
|
|
cases.add("pass non-copyable type by value to function",
|
|
\\const Point = struct { x: i32, y: i32, };
|
|
\\fn foo(p: Point) { }
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(foo)) }
|
|
, ".tmp_source.zig:2:11: error: type 'Point' is not copyable; cannot pass by value");
|
|
|
|
cases.add("implicit cast from array to mutable slice",
|
|
\\var global_array: [10]i32 = undefined;
|
|
\\fn foo(param: []i32) {}
|
|
\\export fn entry() {
|
|
\\ foo(global_array);
|
|
\\}
|
|
, ".tmp_source.zig:4:9: error: expected type '[]i32', found '[10]i32'");
|
|
|
|
cases.add("ptrcast to non-pointer",
|
|
\\export fn entry(a: &i32) -> usize {
|
|
\\ return @ptrcast(usize, a);
|
|
\\}
|
|
, ".tmp_source.zig:2:21: error: expected pointer, found 'usize'");
|
|
|
|
cases.add("too many error values to cast to small integer",
|
|
\\error A; error B; error C; error D; error E; error F; error G; error H;
|
|
\\const u2 = @IntType(false, 2);
|
|
\\fn foo(e: error) -> u2 {
|
|
\\ return u2(e);
|
|
\\}
|
|
\\export fn entry() -> usize { @sizeOf(@typeOf(foo)) }
|
|
, ".tmp_source.zig:4:14: error: too many error values to fit in 'u2'");
|
|
|
|
cases.add("asm at compile time",
|
|
\\comptime {
|
|
\\ doSomeAsm();
|
|
\\}
|
|
\\
|
|
\\fn doSomeAsm() {
|
|
\\ asm volatile (
|
|
\\ \\.globl aoeu;
|
|
\\ \\.type aoeu, @function;
|
|
\\ \\.set aoeu, derp;
|
|
\\ );
|
|
\\}
|
|
, ".tmp_source.zig:6:5: error: unable to evaluate constant expression");
|
|
|
|
cases.add("invalid member of builtin enum",
|
|
\\export fn entry() {
|
|
\\ const foo = Arch.x86;
|
|
\\}
|
|
, ".tmp_source.zig:2:21: error: container 'Arch' has no member called 'x86'");
|
|
|
|
cases.add("int to ptr of 0 bits",
|
|
\\export fn foo() {
|
|
\\ var x: usize = 0x1000;
|
|
\\ var y: &void = @intToPtr(&void, x);
|
|
\\}
|
|
, ".tmp_source.zig:3:31: error: type '&void' has 0 bits and cannot store information");
|
|
|
|
cases.add("@fieldParentPtr - non struct",
|
|
\\const Foo = i32;
|
|
\\export fn foo(a: &i32) -> &Foo {
|
|
\\ return @fieldParentPtr(Foo, "a", a);
|
|
\\}
|
|
, ".tmp_source.zig:3:28: error: expected struct type, found 'i32'");
|
|
|
|
cases.add("@fieldParentPtr - bad field name",
|
|
\\const Foo = struct {
|
|
\\ derp: i32,
|
|
\\};
|
|
\\export fn foo(a: &i32) -> &Foo {
|
|
\\ return @fieldParentPtr(Foo, "a", a);
|
|
\\}
|
|
, ".tmp_source.zig:5:33: error: struct 'Foo' has no field 'a'");
|
|
|
|
cases.add("@fieldParentPtr - field pointer is not pointer",
|
|
\\const Foo = struct {
|
|
\\ a: i32,
|
|
\\};
|
|
\\export fn foo(a: i32) -> &Foo {
|
|
\\ return @fieldParentPtr(Foo, "a", a);
|
|
\\}
|
|
, ".tmp_source.zig:5:38: error: expected pointer, found 'i32'");
|
|
|
|
cases.add("@fieldParentPtr - comptime field ptr not based on struct",
|
|
\\const Foo = struct {
|
|
\\ a: i32,
|
|
\\ b: i32,
|
|
\\};
|
|
\\const foo = Foo { .a = 1, .b = 2, };
|
|
\\
|
|
\\comptime {
|
|
\\ const field_ptr = @intToPtr(&i32, 0x1234);
|
|
\\ const another_foo_ptr = @fieldParentPtr(Foo, "b", field_ptr);
|
|
\\}
|
|
, ".tmp_source.zig:9:55: error: pointer value not based on parent struct");
|
|
|
|
cases.add("@fieldParentPtr - comptime wrong field index",
|
|
\\const Foo = struct {
|
|
\\ a: i32,
|
|
\\ b: i32,
|
|
\\};
|
|
\\const foo = Foo { .a = 1, .b = 2, };
|
|
\\
|
|
\\comptime {
|
|
\\ const another_foo_ptr = @fieldParentPtr(Foo, "b", &foo.a);
|
|
\\}
|
|
, ".tmp_source.zig:8:29: error: field 'b' has index 1 but pointer value is index 0 of struct 'Foo'");
|
|
|
|
cases.addExe("missing main fn in executable",
|
|
\\
|
|
, "error: no member named 'main' in '");
|
|
|
|
cases.addExe("private main fn",
|
|
\\fn main() {}
|
|
,
|
|
"error: 'main' is private",
|
|
".tmp_source.zig:1:1: note: declared here");
|
|
|
|
|
|
|
|
|
|
return cases.step;
|
|
}
|
|
|
|
const CompileErrorContext = struct {
|
|
b: &build.Builder,
|
|
step: &build.Step,
|
|
test_index: usize,
|
|
test_filter: ?[]const u8,
|
|
|
|
const TestCase = struct {
|
|
name: []const u8,
|
|
sources: List(SourceFile),
|
|
expected_errors: List([]const u8),
|
|
link_libc: bool,
|
|
is_exe: bool,
|
|
|
|
const SourceFile = struct {
|
|
filename: []const u8,
|
|
source: []const u8,
|
|
};
|
|
|
|
pub fn addSourceFile(self: &TestCase, filename: []const u8, source: []const u8) {
|
|
%%self.sources.append(SourceFile {
|
|
.filename = filename,
|
|
.source = source,
|
|
});
|
|
}
|
|
|
|
pub fn addExpectedError(self: &TestCase, text: []const u8) {
|
|
%%self.expected_errors.append(text);
|
|
}
|
|
};
|
|
|
|
const CompileCmpOutputStep = struct {
|
|
step: build.Step,
|
|
context: &CompileErrorContext,
|
|
name: []const u8,
|
|
test_index: usize,
|
|
case: &const TestCase,
|
|
release: bool,
|
|
|
|
pub fn create(context: &CompileErrorContext, name: []const u8,
|
|
case: &const TestCase, release: bool) -> &CompileCmpOutputStep
|
|
{
|
|
const allocator = context.b.allocator;
|
|
const ptr = %%allocator.create(CompileCmpOutputStep);
|
|
*ptr = CompileCmpOutputStep {
|
|
.step = build.Step.init("CompileCmpOutput", allocator, make),
|
|
.context = context,
|
|
.name = name,
|
|
.test_index = context.test_index,
|
|
.case = case,
|
|
.release = release,
|
|
};
|
|
context.test_index += 1;
|
|
return ptr;
|
|
}
|
|
|
|
fn make(step: &build.Step) -> %void {
|
|
const self = @fieldParentPtr(CompileCmpOutputStep, "step", step);
|
|
const b = self.context.b;
|
|
|
|
const root_src = %%os.path.join(b.allocator, "test_artifacts", self.case.sources.items[0].filename);
|
|
const obj_path = %%os.path.join(b.allocator, "test_artifacts", "test.o");
|
|
|
|
var zig_args = List([]const u8).init(b.allocator);
|
|
%%zig_args.append(if (self.case.is_exe) "build_exe" else "build_obj");
|
|
%%zig_args.append(b.pathFromRoot(root_src));
|
|
|
|
%%zig_args.append("--name");
|
|
%%zig_args.append("test");
|
|
|
|
%%zig_args.append("--output");
|
|
%%zig_args.append(b.pathFromRoot(obj_path));
|
|
|
|
if (self.release) {
|
|
%%zig_args.append("--release");
|
|
}
|
|
|
|
%%io.stderr.printf("Test {}/{} {}...", self.test_index+1, self.context.test_index, self.name);
|
|
|
|
if (b.verbose) {
|
|
printInvocation(b.zig_exe, zig_args.toSliceConst());
|
|
}
|
|
|
|
var child = os.ChildProcess.spawn(b.zig_exe, zig_args.toSliceConst(), &b.env_map,
|
|
StdIo.Ignore, StdIo.Pipe, StdIo.Pipe, b.allocator) %% |err|
|
|
{
|
|
debug.panic("Unable to spawn {}: {}\n", b.zig_exe, @errorName(err));
|
|
};
|
|
|
|
const term = child.wait() %% |err| {
|
|
debug.panic("Unable to spawn {}: {}\n", b.zig_exe, @errorName(err));
|
|
};
|
|
switch (term) {
|
|
Term.Clean => |code| {
|
|
if (code == 0) {
|
|
%%io.stderr.printf("Compilation incorrectly succeeded\n");
|
|
return error.TestFailed;
|
|
}
|
|
},
|
|
else => {
|
|
%%io.stderr.printf("Process {} terminated unexpectedly\n", b.zig_exe);
|
|
return error.TestFailed;
|
|
},
|
|
};
|
|
|
|
var stdout_buf = %%Buffer0.initEmpty(b.allocator);
|
|
var stderr_buf = %%Buffer0.initEmpty(b.allocator);
|
|
|
|
%%(??child.stdout).readAll(&stdout_buf);
|
|
%%(??child.stderr).readAll(&stderr_buf);
|
|
|
|
const stdout = stdout_buf.toSliceConst();
|
|
const stderr = stderr_buf.toSliceConst();
|
|
|
|
if (stdout.len != 0) {
|
|
%%io.stderr.printf(
|
|
\\
|
|
\\Expected empty stdout, instead found:
|
|
\\================================================
|
|
\\{}
|
|
\\================================================
|
|
\\
|
|
, stdout);
|
|
return error.TestFailed;
|
|
}
|
|
|
|
for (self.case.expected_errors.toSliceConst()) |expected_error| {
|
|
if (mem.indexOf(u8, stderr, expected_error) == null) {
|
|
%%io.stderr.printf(
|
|
\\
|
|
\\========= Expected this compile error: =========
|
|
\\{}
|
|
\\================================================
|
|
\\{}
|
|
\\
|
|
, expected_error, stderr);
|
|
return error.TestFailed;
|
|
}
|
|
}
|
|
%%io.stderr.printf("OK\n");
|
|
}
|
|
};
|
|
|
|
fn printInvocation(exe_path: []const u8, args: []const []const u8) {
|
|
%%io.stderr.printf("{}", exe_path);
|
|
for (args) |arg| {
|
|
%%io.stderr.printf(" {}", arg);
|
|
}
|
|
%%io.stderr.printf("\n");
|
|
}
|
|
|
|
pub fn create(self: &CompileErrorContext, name: []const u8, source: []const u8,
|
|
expected_lines: ...) -> &TestCase
|
|
{
|
|
const tc = %%self.b.allocator.create(TestCase);
|
|
*tc = TestCase {
|
|
.name = name,
|
|
.sources = List(TestCase.SourceFile).init(self.b.allocator),
|
|
.expected_errors = List([]const u8).init(self.b.allocator),
|
|
.link_libc = false,
|
|
.is_exe = false,
|
|
};
|
|
tc.addSourceFile(".tmp_source.zig", source);
|
|
comptime var arg_i = 0;
|
|
inline while (arg_i < expected_lines.len; arg_i += 1) {
|
|
// TODO mem.dupe is because of issue #336
|
|
tc.addExpectedError(%%mem.dupe(self.b.allocator, u8, expected_lines[arg_i]));
|
|
}
|
|
return tc;
|
|
}
|
|
|
|
pub fn addC(self: &CompileErrorContext, name: []const u8, source: []const u8, expected_lines: ...) {
|
|
var tc = self.create(name, source, expected_lines);
|
|
tc.link_libc = true;
|
|
self.addCase(tc);
|
|
}
|
|
|
|
pub fn addExe(self: &CompileErrorContext, name: []const u8, source: []const u8, expected_lines: ...) {
|
|
var tc = self.create(name, source, expected_lines);
|
|
tc.is_exe = true;
|
|
self.addCase(tc);
|
|
}
|
|
|
|
pub fn add(self: &CompileErrorContext, name: []const u8, source: []const u8, expected_lines: ...) {
|
|
const tc = self.create(name, source, expected_lines);
|
|
self.addCase(tc);
|
|
}
|
|
|
|
pub fn addCase(self: &CompileErrorContext, case: &const TestCase) {
|
|
const b = self.b;
|
|
|
|
for ([]bool{false, true}) |release| {
|
|
const annotated_case_name = %%fmt.allocPrint(self.b.allocator, "{} ({})",
|
|
case.name, if (release) "release" else "debug");
|
|
if (const filter ?= self.test_filter) {
|
|
if (mem.indexOf(u8, annotated_case_name, filter) == null)
|
|
continue;
|
|
}
|
|
|
|
const compile_and_cmp_errors = CompileCmpOutputStep.create(self, annotated_case_name, case, release);
|
|
self.step.dependOn(&compile_and_cmp_errors.step);
|
|
|
|
for (case.sources.toSliceConst()) |src_file| {
|
|
const expanded_src_path = %%os.path.join(b.allocator, "test_artifacts", src_file.filename);
|
|
const write_src = b.addWriteFile(expanded_src_path, src_file.source);
|
|
compile_and_cmp_errors.step.dependOn(&write_src.step);
|
|
}
|
|
}
|
|
}
|
|
};
|