const std = @import("std"); const builtin = @import("builtin"); pub const requires_symlinks = true; pub fn build(b: *std.Build) void { const test_step = b.step("test", "Test it"); b.default_step = test_step; add(b, test_step, .Debug); add(b, test_step, .ReleaseFast); add(b, test_step, .ReleaseSmall); add(b, test_step, .ReleaseSafe); } fn add(b: *std.Build, test_step: *std.Build.Step, optimize: std.builtin.OptimizeMode) void { const target: std.zig.CrossTarget = .{ .os_tag = .macos }; testUnwindInfo(b, test_step, optimize, target, false, "no-dead-strip"); testUnwindInfo(b, test_step, optimize, target, true, "yes-dead-strip"); } fn testUnwindInfo( b: *std.Build, test_step: *std.Build.Step, optimize: std.builtin.OptimizeMode, target: std.zig.CrossTarget, dead_strip: bool, name: []const u8, ) void { const exe = createScenario(b, optimize, target, name); exe.link_gc_sections = dead_strip; const check = exe.checkObject(); check.checkStart(); check.checkExact("segname __TEXT"); check.checkExact("sectname __gcc_except_tab"); check.checkExact("sectname __unwind_info"); switch (builtin.cpu.arch) { .aarch64 => { check.checkExact("sectname __eh_frame"); }, .x86_64 => {}, // We do not expect `__eh_frame` section on x86_64 in this case else => unreachable, } check.checkInSymtab(); check.checkContains("(__TEXT,__text) external ___gxx_personality_v0"); test_step.dependOn(&check.step); const run = b.addRunArtifact(exe); run.skip_foreign_checks = true; run.expectStdOutEqual( \\Constructed: a \\Constructed: b \\About to destroy: b \\About to destroy: a \\Error: Not enough memory! \\ ); test_step.dependOn(&run.step); } fn createScenario( b: *std.Build, optimize: std.builtin.OptimizeMode, target: std.zig.CrossTarget, name: []const u8, ) *std.Build.Step.Compile { const exe = b.addExecutable(.{ .name = name, .optimize = optimize, .target = target, }); b.default_step.dependOn(&exe.step); exe.addIncludePath("."); exe.addCSourceFiles(&[_][]const u8{ "main.cpp", "simple_string.cpp", "simple_string_owner.cpp", }, &[0][]const u8{}); exe.linkLibCpp(); return exe; }