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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; PtrToInt/IntToPtr Cast
7
8define void @IntToPtr() nounwind uwtable safestack {
9entry:
10  ; CHECK-LABEL: @IntToPtr(
11  ; CHECK-NOT: __safestack_unsafe_stack_ptr
12  ; CHECK: ret void
13  %a = alloca i32, align 4
14  %0 = ptrtoint i32* %a to i64
15  %1 = inttoptr i64 %0 to i32*
16  ret void
17}
18
19define i8 @BitCastNarrow() nounwind uwtable safestack {
20entry:
21  ; CHECK-LABEL: @BitCastNarrow(
22  ; CHECK-NOT: __safestack_unsafe_stack_ptr
23  ; CHECK: ret i8
24  %a = alloca i32, align 4
25  %0 = bitcast i32* %a to i8*
26  %1 = load i8, i8* %0, align 1
27  ret i8 %1
28}
29
30define i64 @BitCastWide() nounwind uwtable safestack {
31entry:
32  ; CHECK-LABEL: @BitCastWide(
33  ; CHECK: __safestack_unsafe_stack_ptr
34  ; CHECK: ret i64
35  %a = alloca i32, align 4
36  %0 = bitcast i32* %a to i64*
37  %1 = load i64, i64* %0, align 1
38  ret i64 %1
39}
40