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@.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1 7 8; Addr-of a local cast to a ptr of a different type 9; (e.g., int a; ... ; ptr b = &a;) 10; safestack attribute 11; Requires protector. 12define void @foo() nounwind uwtable safestack { 13entry: 14 ; CHECK: __safestack_unsafe_stack_ptr 15 %a = alloca i32, align 4 16 %b = alloca ptr, align 8 17 store i32 0, ptr %a, align 4 18 store ptr %a, ptr %b, align 8 19 %0 = load ptr, ptr %b, align 8 20 %call = call i32 (ptr, ...) @printf(ptr @.str, ptr %0) 21 ret void 22} 23 24declare i32 @printf(ptr, ...) 25