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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -S -passes='loop(loop-flatten),verify' -verify-loop-info -verify-dom-info -verify-scev | FileCheck %s3 4; Check that the mul does not have extra uses.5 6define void @test0(ptr %arg, ptr %arg1) {7; CHECK-LABEL: @test0(8; CHECK-NEXT: bb:9; CHECK-NEXT: br label [[DOTPREHEADER:%.*]]10; CHECK: .preheader:11; CHECK-NEXT: [[I:%.*]] = phi i64 [ 0, [[BB:%.*]] ], [ [[I5:%.*]], [[BB4:%.*]] ]12; CHECK-NEXT: [[I2:%.*]] = mul i64 [[I]], 313; CHECK-NEXT: [[I3:%.*]] = getelementptr i16, ptr [[ARG1:%.*]], i64 [[I2]]14; CHECK-NEXT: br label [[BB7:%.*]]15; CHECK: bb4:16; CHECK-NEXT: [[I5]] = add i64 [[I]], 117; CHECK-NEXT: [[I6:%.*]] = icmp slt i64 [[I5]], 218; CHECK-NEXT: br i1 [[I6]], label [[DOTPREHEADER]], label [[BB14:%.*]]19; CHECK: bb7:20; CHECK-NEXT: [[I8:%.*]] = phi i64 [ 0, [[DOTPREHEADER]] ], [ [[I12:%.*]], [[BB7]] ]21; CHECK-NEXT: [[I9:%.*]] = load i16, ptr [[I3]], align 222; CHECK-NEXT: [[I10:%.*]] = add i64 [[I8]], [[I2]]23; CHECK-NEXT: [[I11:%.*]] = getelementptr i16, ptr [[ARG:%.*]], i64 [[I10]]24; CHECK-NEXT: store i16 [[I9]], ptr [[I11]], align 225; CHECK-NEXT: [[I12]] = add nuw nsw i64 [[I8]], 126; CHECK-NEXT: [[I13:%.*]] = icmp ult i64 [[I12]], 327; CHECK-NEXT: br i1 [[I13]], label [[BB7]], label [[BB4]]28; CHECK: bb14:29; CHECK-NEXT: ret void30;31bb:32 br label %.preheader33 34.preheader: ; preds = %bb4, %bb35 %i = phi i64 [ 0, %bb ], [ %i5, %bb4 ]36 %i2 = mul i64 %i, 337 %i3 = getelementptr i16, ptr %arg1, i64 %i238 br label %bb739 40bb4: ; preds = %bb741 %i5 = add i64 %i, 142 %i6 = icmp slt i64 %i5, 243 br i1 %i6, label %.preheader, label %bb1444 45bb7: ; preds = %bb7, %.preheader46 %i8 = phi i64 [ 0, %.preheader ], [ %i12, %bb7 ]47 %i9 = load i16, ptr %i3, align 248 %i10 = add i64 %i8, %i249 %i11 = getelementptr i16, ptr %arg, i64 %i1050 store i16 %i9, ptr %i11, align 251 %i12 = add nuw nsw i64 %i8, 152 %i13 = icmp ult i64 %i12, 353 br i1 %i13, label %bb7, label %bb454 55bb14: ; preds = %bb456 ret void57}58