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11 lines
459 B
LLVM
11 lines
459 B
LLVM
; With reassociation, constant folding can eliminate the +/- 30 constants.
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;
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; RUN: llvm-upgrade < %s | llvm-as | opt -reassociate -constprop -instcombine -die | llvm-dis | not grep 30
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int "test"(int %reg109, int %reg1111) {
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%reg115 = add int %reg109, -30 ; <int> [#uses=1]
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%reg116 = add int %reg115, %reg1111 ; <int> [#uses=1]
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%reg117 = add int %reg116, 30 ; <int> [#uses=1]
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ret int %reg117
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}
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