xref: /llvm-project/llvm/test/Transforms/SafeStack/X86/escape-vector.ll (revision 3bd517205799a152689434ceddf9493765f1e883)
1; RUN: opt -safe-stack -S -mtriple=i386-pc-linux-gnu < %s -o - | FileCheck %s
2; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s
3; RUN: opt -passes=safe-stack -S -mtriple=i386-pc-linux-gnu < %s -o - | FileCheck %s
4; RUN: opt -passes=safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s
5
6%struct.vec = type { <4 x i32> }
7
8@.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1
9
10; Addr-of a vector nested in a struct
11;  safestack attribute
12; Requires protector.
13define void @foo() nounwind uwtable safestack {
14entry:
15  ; CHECK: __safestack_unsafe_stack_ptr
16  %c = alloca %struct.vec, align 16
17  %add.ptr = getelementptr inbounds <4 x i32>, ptr %c, i64 -12
18  %call = call i32 (ptr, ...) @printf(ptr @.str, ptr %add.ptr) nounwind
19  ret void
20}
21
22declare i32 @printf(ptr, ...)
23