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switch trap in debug mode when no prong found

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This commit is contained in:
Andrew Kelley 2016-02-04 17:43:57 -07:00
parent 093e0d1bb0
commit 663a1d0cd5
1 changed files with 3 additions and 0 deletions
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3
src/codegen.cpp
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@ -2412,6 +2412,9 @@ static LLVMValueRef gen_switch_expr(CodeGen *g, AstNode *node) {
if (!else_prong) {
LLVMPositionBuilderAtEnd(g->builder, else_block);
add_debug_source_node(g, node);
if (!g->is_release_build) {
LLVMBuildCall(g->builder, g->trap_fn_val, nullptr, 0, "");
}
LLVMBuildUnreachable(g->builder);
}