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- ; RUN: opt -safe-stack -S -mtriple=i386-pc-linux-gnu < %s -o - | FileCheck %s
- ; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s
- %struct.vec = type { <4 x i32> }
- @.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1
- ; Addr-of a vector nested in a struct
- ; safestack attribute
- ; Requires protector.
- define void @foo() nounwind uwtable safestack {
- entry:
- ; CHECK: __safestack_unsafe_stack_ptr
- %c = alloca %struct.vec, align 16
- %y = getelementptr inbounds %struct.vec, %struct.vec* %c, i64 0, i32 0
- %add.ptr = getelementptr inbounds <4 x i32>, <4 x i32>* %y, i64 -12
- %call = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0), <4 x i32>* %add.ptr) nounwind
- ret void
- }
- declare i32 @printf(i8*, ...)
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