; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -passes=ipsccp -S %s | FileCheck %s declare noalias i8* @malloc(i64) ; Make sure we can eliminate `%tmp17 = icmp ult i32 %tmp10, 3`. declare void @use(i1) define internal i32* @spam(i32* %arg) { ; CHECK-LABEL: @spam( ; CHECK-NEXT: bb: ; CHECK-NEXT: [[TMP:%.*]] = call i8* @malloc(i64 10368) ; CHECK-NEXT: [[TMP1:%.*]] = bitcast i8* [[TMP]] to i32* ; CHECK-NEXT: [[TMP4:%.*]] = getelementptr inbounds i32, i32* [[ARG:%.*]], i32 0 ; CHECK-NEXT: [[TMP5:%.*]] = load i32, i32* [[TMP4]], align 8 ; CHECK-NEXT: [[TMP6:%.*]] = add i32 [[TMP5]], 1 ; CHECK-NEXT: [[TMP7:%.*]] = getelementptr inbounds i32, i32* [[ARG]], i32 1 ; CHECK-NEXT: [[TMP10:%.*]] = icmp ne i32* [[TMP7]], null ; CHECK-NEXT: br i1 [[TMP10]], label [[BB17:%.*]], label [[BB13:%.*]] ; CHECK: bb13: ; CHECK-NEXT: [[TMP14:%.*]] = getelementptr inbounds i32, i32* [[ARG]], i32 2 ; CHECK-NEXT: [[TMP15:%.*]] = load i32, i32* [[TMP14]], align 8 ; CHECK-NEXT: [[TMP16:%.*]] = add i32 [[TMP15]], 1 ; CHECK-NEXT: br label [[BB30:%.*]] ; CHECK: bb17: ; CHECK-NEXT: [[TMP18:%.*]] = icmp eq i32 [[TMP6]], [[TMP5]] ; CHECK-NEXT: [[TMP19:%.*]] = getelementptr inbounds i32, i32* [[ARG]], i32 3 ; CHECK-NEXT: [[TMP20:%.*]] = load i32, i32* [[TMP19]], align 8 ; CHECK-NEXT: br i1 [[TMP18]], label [[BB30]], label [[BB13]] ; CHECK: bb30: ; CHECK-NEXT: ret i32* [[TMP1]] ; bb: %tmp = call i8* @malloc(i64 10368) %tmp1 = bitcast i8* %tmp to i32* %tmp4 = getelementptr inbounds i32, i32* %arg, i32 0 %tmp5 = load i32, i32* %tmp4, align 8 %tmp6 = add i32 %tmp5, 1 %tmp7 = getelementptr inbounds i32, i32* %arg, i32 1 %tmp10 = icmp ne i32* %tmp7, null br i1 %tmp10, label %bb17, label %bb13 bb13: %tmp14 = getelementptr inbounds i32, i32* %arg, i32 2 %tmp15 = load i32, i32* %tmp14, align 8 %tmp16 = add i32 %tmp15, 1 br label %bb30 bb17: %tmp18 = icmp eq i32 %tmp6, %tmp5 %tmp19 = getelementptr inbounds i32, i32* %arg, i32 3 %tmp20 = load i32, i32* %tmp19, align 8 br i1 %tmp18, label %bb30, label %bb13 bb30: ret i32* %tmp1 } define void @spam.1(i32* %arg) { bb: %tmp = alloca i8*, align 8 %tmp4 = call i32* @spam(i32* %arg) br label %bb6 bb6: ; preds = %bb5 %tmp7 = getelementptr inbounds i32, i32* %tmp4, i32 1 %tmp10 = load i32, i32* %tmp7, align 8 %tmp11 = icmp ne i32 %tmp10, 0 br i1 %tmp11, label %bb6, label %bb15 bb15: ; preds = %bb12 %tmp17 = icmp ult i32 %tmp10, 3 call void @use(i1 %tmp17) br i1 %tmp17, label %bb6, label %bb24 bb24: ret void }