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a62270de2c
The reversion apparently deleted the test/Transforms directory. Will be re-reverting again. llvm-svn: 358552
20 lines
708 B
LLVM
20 lines
708 B
LLVM
; RUN: opt < %s -instcombine | llvm-dis
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@X = global i8 0 ; <i8*> [#uses=3]
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@Y = global i8 12 ; <i8*> [#uses=2]
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declare void @llvm.memmove.p0i8.p0i8.i32(i8*, i8*, i32, i1)
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declare void @llvm.memcpy.p0i8.p0i8.i32(i8*, i8*, i32, i1)
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declare void @llvm.memset.p0i8.i32(i8*, i8, i32, i1)
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define void @zero_byte_test() {
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; These process zero bytes, so they are a noop.
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call void @llvm.memmove.p0i8.p0i8.i32(i8* align 128 @X, i8* align 128 @Y, i32 0, i1 false )
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* align 128 @X, i8* align 128 @Y, i32 0, i1 false )
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call void @llvm.memset.p0i8.i32(i8* align 128 @X, i8 123, i32 0, i1 false )
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ret void
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}
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