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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47793 91177308-0d34-0410-b5e6-96231b3b80d8
12 lines
387 B
LLVM
12 lines
387 B
LLVM
; This testcase is incorrectly getting completely eliminated. There should be
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; SOME instruction named %c here, even if it's a bitwise and.
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;
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; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep %c
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;
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define i64 @test3(i64 %A) {
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%c1 = trunc i64 %A to i8 ; <i8> [#uses=1]
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%c2 = zext i8 %c1 to i64 ; <i64> [#uses=1]
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ret i64 %c2
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}
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