| ; 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.pair = type { i32, i32 } |
| |
| @.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1 |
| |
| ; Addr-of struct element, GEP followed by ptrtoint. |
| ; safestack attribute |
| ; Requires protector. |
| define void @foo() nounwind uwtable safestack { |
| entry: |
| ; CHECK: __safestack_unsafe_stack_ptr |
| %c = alloca %struct.pair, align 4 |
| %b = alloca i32*, align 8 |
| %y = getelementptr inbounds %struct.pair, %struct.pair* %c, i32 0, i32 1 |
| %0 = ptrtoint i32* %y to i64 |
| %call = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i32 0, i32 0), i64 %0) |
| ret void |
| } |
| |
| declare i32 @printf(i8*, ...) |
