xref: /llvm-project/llvm/test/CodeGen/X86/typeid-alias.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; Test that we don't crash in the case where the type info object is an
2; alias pointing to a non-zero offset within a global.
3
4; RUN: llc < %s | FileCheck %s
5
6target triple = "x86_64-unknown-linux-gnu"
7
8%struct.exception = type { i8, i8, i32, ptr, ptr, i32, ptr }
9@g = global %struct.exception zeroinitializer
10@a = alias %struct.exception, ptr inttoptr (i64 add (i64 ptrtoint (ptr @g to i64), i64 1297036692682702848) to ptr)
11
12define i32 @typeid() {
13  ; CHECK: movl $1, %eax
14  %eh_typeid = tail call i32 @llvm.eh.typeid.for( ptr @a)
15  ret i32 %eh_typeid
16}
17
18declare i32 @llvm.eh.typeid.for(ptr)
19