| Peter Collingbourne | 82437bf | 2015-06-15 21:07:11 +0000 | [diff] [blame] | 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 | |
| 4 | @.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1 |
| 5 | |
| 6 | ; Addr-of a local cast to a ptr of a different type (optimized) |
| 7 | ; (e.g., int a; ... ; float *b = &a;) |
| 8 | ; safestack attribute |
| 9 | ; Requires protector. |
| 10 | define void @foo() nounwind uwtable safestack { |
| 11 | entry: |
| 12 | ; CHECK: __safestack_unsafe_stack_ptr |
| 13 | %a = alloca i32, align 4 |
| 14 | store i32 0, i32* %a, align 4 |
| 15 | %0 = bitcast i32* %a to float* |
| 16 | call void @funfloat(float* %0) nounwind |
| 17 | ret void |
| 18 | } |
| 19 | |
| 20 | declare void @funfloat(float*) |