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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=instcombine -S | FileCheck %s3 4; PR49778: this should not be folded to 0.5define i32 @src(i1 %x2) {6; CHECK-LABEL: @src(7; CHECK-NEXT: [[X13:%.*]] = zext i1 [[X2:%.*]] to i328; CHECK-NEXT: [[_7:%.*]] = shl nsw i32 -1, [[X13]]9; CHECK-NEXT: [[MASK:%.*]] = xor i32 [[_7]], -110; CHECK-NEXT: [[_8:%.*]] = and i32 [[MASK]], [[X13]]11; CHECK-NEXT: [[_9:%.*]] = shl nuw nsw i32 [[_8]], [[X13]]12; CHECK-NEXT: ret i32 [[_9]]13;14 %x13 = zext i1 %x2 to i3215 %_7 = shl i32 4294967295, %x1316 %mask = xor i32 %_7, 429496729517 %_8 = and i32 %mask, %x1318 %_9 = shl i32 %_8, %x1319 ret i32 %_920}21