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3e054fe9ef
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81257 91177308-0d34-0410-b5e6-96231b3b80d8
12 lines
374 B
LLVM
12 lines
374 B
LLVM
; With reassociation, constant folding can eliminate the +/- 30 constants.
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;
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; RUN: opt %s -reassociate -constprop -instcombine -die -S | not grep 30
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define i32 @test(i32 %reg109, i32 %reg1111) {
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%reg115 = add i32 %reg109, -30 ; <i32> [#uses=1]
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%reg116 = add i32 %reg115, %reg1111 ; <i32> [#uses=1]
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%reg117 = add i32 %reg116, 30 ; <i32> [#uses=1]
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ret i32 %reg117
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}
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