; 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
; RUN: opt -passes=safe-stack -S -mtriple=i386-pc-linux-gnu < %s -o - | FileCheck %s
; RUN: opt -passes=safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s
@.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1
; Addr-of a local cast to a ptr of a different type
; (e.g., int a; ... ; ptr b = &a;)
; safestack attribute
; Requires protector.
define void @foo() nounwind uwtable safestack {
entry:
; CHECK: __safestack_unsafe_stack_ptr
%a = alloca i32, align 4
%b = alloca ptr, align 8
store i32 0, ptr %a, align 4
store ptr %a, ptr %b, align 8
%0 = load ptr, ptr %b, align 8
%call = call i32 (ptr, ...) @printf(ptr @.str, ptr %0)
ret void
}
declare i32 @printf(ptr, ...)