2008-07-08-ShiftOneAndOne.ll 270 B

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  1. ; RUN: opt < %s -instcombine -S | grep "icmp ne i32 \%a"
  2. ; PR2330
  3. define i1 @foo(i32 %a) nounwind {
  4. entry:
  5. %tmp15 = shl i32 1, %a ; <i32> [#uses=1]
  6. %tmp237 = and i32 %tmp15, 1 ; <i32> [#uses=1]
  7. %toBool = icmp eq i32 %tmp237, 0 ; <i1> [#uses=1]
  8. ret i1 %toBool
  9. }