xref: /llvm-project/llvm/test/Transforms/InstCombine/disable-builtin.ll (revision 4ab40eca080965c65802710e39adbb78c4ce7bde)
1; Test that -disable-builtin works correctly.
2;
3; RUN: opt < %s -passes=instcombine -disable-builtin strcat -S | FileCheck %s
4;
5; RUN: not opt < %s -passes=instcombine -disable-builtin foobar -S 2>&1 | FileCheck --check-prefix=FOOBAR %s
6; FOOBAR: cannot disable nonexistent builtin function foobar
7
8target 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-S128"
9
10@empty = constant [1 x i8] c"\00", align 1
11
12declare ptr @strcat(ptr, ptr)
13
14define ptr @test_strcat(ptr %x) {
15; CHECK-LABEL: @test_strcat(
16  %ret = call ptr @strcat(ptr %x, ptr @empty)
17  ret ptr %ret
18; CHECK: call ptr @strcat
19}
20
21