llvm-project/llvm/test/Transforms/InstCombine/2008-07-08-ShiftOneAndOne.ll

15 lines
373 B
LLVM

; 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
}