1 ; PR4738 - Test that the library call simplifier doesn't assume anything about
4 ; RUN: opt < %s -instcombine -S | FileCheck %s
6 @real_init = weak_odr constant [2 x i8] c"y\00"
7 @fake_init = weak constant [2 x i8] c"y\00"
8 @.str = private constant [2 x i8] c"y\00"
10 define i32 @foo() nounwind {
11 ; CHECK: define i32 @foo
12 ; CHECK: call i32 @strcmp
13 ; CHECK: ret i32 %temp1
16 %str1 = getelementptr inbounds [2 x i8]* @fake_init, i64 0, i64 0
17 %str2 = getelementptr inbounds [2 x i8]* @.str, i64 0, i64 0
18 %temp1 = call i32 @strcmp(i8* %str1, i8* %str2) nounwind readonly
22 define i32 @bar() nounwind {
23 ; CHECK: define i32 @bar
27 %str1 = getelementptr inbounds [2 x i8]* @real_init, i64 0, i64 0
28 %str2 = getelementptr inbounds [2 x i8]* @.str, i64 0, i64 0
29 %temp1 = call i32 @strcmp(i8* %str1, i8* %str2) nounwind readonly
33 declare i32 @strcmp(i8*, i8*) nounwind readonly