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