xref: /llvm-project/llvm/test/Transforms/InstCombine/strpbrk-2.ll (revision 4ab40eca080965c65802710e39adbb78c4ce7bde)
1; Test that the strpbrk folder doesn't simplify a call to the function
2; declared with an incompatible prototype.
3;
4; RUN: opt < %s -passes=instcombine -S | FileCheck %s
5
6target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
7
8@hello = constant [12 x i8] c"hello world\00"
9@w = constant [2 x i8] c"w\00"
10
11declare i8 @strpbrk(ptr, ptr)
12
13; Check that 'strpbrk' functions with the wrong prototype aren't simplified.
14
15define i8 @test_no_simplify1() {
16; CHECK-LABEL: @test_no_simplify1(
17
18  %ret = call i8 @strpbrk(ptr @hello, ptr @w)
19; CHECK-NEXT: %ret = call i8 @strpbrk
20  ret i8 %ret
21; CHECK-NEXT: ret i8 %ret
22}
23