xref: /llvm-project/llvm/test/CodeGen/Hexagon/stack-guard-acceptable-type.ll (revision 2208c97c1bec2512d4e47b6223db6d95a7037956)
1; Check that we accept a user definition/declaration of __stack_chk_guard
2; that is not the expected type (ptr) but one of the same size.
3;
4; RUN: llc -mtriple=hexagon -O2 < %s | FileCheck %s
5; CHECK: __stack_chk_fail
6
7target triple = "hexagon"
8
9@__stack_chk_guard = external global i32, align 4
10@g0 = private unnamed_addr constant [37 x i8] c"This string is longer than 16 bytes\0A\00", align 1
11
12; Function Attrs: noinline nounwind ssp
13define zeroext i8 @f0(i32 %a0) #0 {
14b0:
15  %v0 = alloca i32, align 4
16  %v1 = alloca [64 x i8], align 8
17  %v2 = alloca ptr, align 4
18  store i32 %a0, ptr %v0, align 4
19  store ptr @g0, ptr %v2, align 4
20  %v4 = load ptr, ptr %v2, align 4
21  %v5 = call ptr @f1(ptr %v1, ptr %v4) #1
22  %v6 = load i32, ptr %v0, align 4
23  %v7 = getelementptr inbounds [64 x i8], ptr %v1, i32 0, i32 %v6
24  %v8 = load i8, ptr %v7, align 1
25  ret i8 %v8
26}
27
28; Function Attrs: nounwind
29declare ptr @f1(ptr, ptr) #1
30
31attributes #0 = { noinline nounwind ssp }
32attributes #1 = { nounwind }
33