1; RUN: opt < %s -instcombine -S | FileCheck %s
2target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
3target triple = "x86_64-apple-darwin10.0.0"
4
5define void @func(i8* %i) nounwind ssp {
6; CHECK-LABEL: @func(
7; CHECK: @__strcpy_chk(i8* nonnull %arraydecay, i8* %i, i64 32)
8entry:
9  %s = alloca [32 x i8], align 16
10  %arraydecay = getelementptr inbounds [32 x i8], [32 x i8]* %s, i32 0, i32 0
11  %call = call i8* @__strcpy_chk(i8* %arraydecay, i8* %i, i64 32)
12  call void @func2(i8* %arraydecay)
13  ret void
14}
15
16define void @func_no_null_opt(i8* %i) nounwind ssp #0 {
17; CHECK-LABEL: @func_no_null_opt(
18; CHECK: @__strcpy_chk(i8* %arraydecay, i8* %i, i64 32)
19entry:
20  %s = alloca [32 x i8], align 16
21  %arraydecay = getelementptr inbounds [32 x i8], [32 x i8]* %s, i32 0, i32 0
22  %call = call i8* @__strcpy_chk(i8* %arraydecay, i8* %i, i64 32)
23  call void @func2(i8* %arraydecay)
24  ret void
25}
26
27declare i8* @__strcpy_chk(i8*, i8*, i64) nounwind
28
29declare void @func2(i8*)
30
31attributes #0 = { null_pointer_is_valid }
32