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dcd188d33f
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47110 91177308-0d34-0410-b5e6-96231b3b80d8
14 lines
374 B
LLVM
14 lines
374 B
LLVM
; Check to make sure that Value Numbering doesn't merge casts of different
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; flavors.
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; RUN: llvm-as < %s | opt -load-vn -gcse | llvm-dis | \
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; RUN: grep {\[sz\]ext} | count 2
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declare void @external(i32)
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define i32 @test_casts(i16 %x) {
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%a = sext i16 %x to i32 ; <i32> [#uses=1]
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%b = zext i16 %x to i32 ; <i32> [#uses=1]
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call void @external( i32 %a )
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ret i32 %b
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}
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