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view test/Transforms/InstCombine/2008-07-08-ShiftOneAndOne.ll @ 121:803732b1fca8

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LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents 1172e4bd9c6f
children
line wrap: on
line source

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instcombine -S | FileCheck %s

define i1 @PR2330(i32 %a) {
; CHECK-LABEL: @PR2330(
; CHECK-NEXT:    [[TOBOOL:%.*]] = icmp ne i32 %a, 0
; CHECK-NEXT:    ret i1 [[TOBOOL]]
;
  %tmp15 = shl i32 1, %a
  %tmp237 = and i32 %tmp15, 1
  %toBool = icmp eq i32 %tmp237, 0
  ret i1 %toBool
}