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Crash during codegen when taking the typeid of an empty enum with associated values.

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This commit is contained in:
Christoffer Lerno
2025-09-29 00:01:20 +02:00
parent 6d45450130
commit 7d06ca6d35
3 changed files with 29 additions and 0 deletions
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27
test/test_suite/enumerations/enum_empty_typeid.c3t Normal file
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// #target: macos-x64
module test;
enum No_Els_Assoc : (any anything)
{}
macro typeid @segfault () => No_Els_Assoc.typeid;
fn int main ()
{
typeid x = @segfault();
return 0;
}
/* #expect: test.ll
@"$ct.int" = linkonce global %.introspect { i8 2, i64 0, ptr null, i64 4, i64 0, i64 0, [0 x i64] zeroinitializer }, align 8
@"$ct.test.No_Els_Assoc" = linkonce global { i8, i64, ptr, i64, i64, i64, [0 x %"char[]"] } { i8 8, i64 0, ptr null, i64 4, i64 ptrtoint (ptr @"$ct.int" to i64), i64 0, [0 x %"char[]"] zeroinitializer }, align 8
@"test.No_Els_Assoc$anything" = linkonce constant [0 x %any] zeroinitializer, align 8
; Function Attrs: nounwind uwtable
define i32 @main() #0 {
entry:
%x = alloca i64, align 8
store i64 ptrtoint (ptr @"$ct.test.No_Els_Assoc" to i64), ptr %x, align 8
ret i32 0
}