| 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 | %class.A = type { [2 x i8] } |
| 5 | |
| 6 | @.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1 |
| 7 | |
| 8 | ; [2 x i8] in a class |
| 9 | ; safestack attribute |
| 10 | ; Requires no protector. |
| 11 | ; CHECK-LABEL: @foo( |
| 12 | define signext i8 @foo() nounwind uwtable safestack { |
| 13 | entry: |
| 14 | ; CHECK-NOT: __safestack_unsafe_stack_ptr |
| 15 | %a = alloca %class.A, align 1 |
| 16 | %array = getelementptr inbounds %class.A, %class.A* %a, i32 0, i32 0 |
| 17 | %arrayidx = getelementptr inbounds [2 x i8], [2 x i8]* %array, i32 0, i64 0 |
| 18 | %0 = load i8, i8* %arrayidx, align 1 |
| 19 | ret i8 %0 |
| 20 | } |