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22 lines
748 B
LLVM
22 lines
748 B
LLVM
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; Test that -disable-builtin works correctly.
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;
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; RUN: opt < %s -instcombine -disable-builtin strcat -S | FileCheck %s
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;
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; RUN: not opt < %s -instcombine -disable-builtin foobar -S 2>&1 | FileCheck --check-prefix=FOOBAR %s
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; FOOBAR: cannot disable nonexistent builtin function foobar
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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-S128"
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@empty = constant [1 x i8] c"\00", align 1
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declare i8* @strcat(i8*, i8*)
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define i8* @test_strcat(i8* %x) {
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; CHECK-LABEL: @test_strcat(
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%empty = getelementptr [1 x i8], [1 x i8]* @empty, i32 0, i32 0
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%ret = call i8* @strcat(i8* %x, i8* %empty)
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ret i8* %ret
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; CHECK: call i8* @strcat
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}
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