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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26871 91177308-0d34-0410-b5e6-96231b3b80d8
21 lines
497 B
LLVM
21 lines
497 B
LLVM
; RUN: llvm-as < %s | opt -cee -constprop -instcombine -dce | llvm-dis | not grep 'REMOVE'
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int %test_case_values_should_propagate(int %A) {
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switch int %A, label %D [
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int 40, label %C1
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int 41, label %C2
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int 42, label %C3
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]
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C1:
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%REMOVE1 = add int %A, 2 ; Should be 42.
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ret int %REMOVE1
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C2:
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%REMOVE2 = add int %A, 3 ; Should be 44.
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ret int %REMOVE2
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C3:
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%REMOVE3 = add int %A, 4 ; Should be 46.
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ret int %REMOVE3
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D:
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ret int 10
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}
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