1 ; RUN: opt < %s -instcombine -S | FileCheck %s
2 target 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"
3 target triple = "x86_64-apple-darwin10.0.0"
5 define void @func(i8* %i) nounwind ssp {
7 ; CHECK: @__strcpy_chk(i8* nonnull %arraydecay, i8* %i, i64 32)
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)
16 define 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)
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)
27 declare i8* @__strcpy_chk(i8*, i8*, i64) nounwind
29 declare void @func2(i8*)
31 attributes #0 = { "null-pointer-is-valid"="true" }