1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5 2; RUN: opt -passes=ipsccp -S %s | FileCheck %s 3 4;Test for PR45185. 5 6define void @spam(ptr %arg) { 7; CHECK-LABEL: define void @spam( 8; CHECK-SAME: ptr [[ARG:%.*]]) { 9; CHECK-NEXT: [[BB:.*:]] 10; CHECK-NEXT: call void @blam(i32 0, ptr nonnull [[ARG]]) 11; CHECK-NEXT: [[TMP1:%.*]] = getelementptr inbounds nuw [4 x [24 x float]], ptr [[ARG]], i64 0, i64 1, i64 0 12; CHECK-NEXT: call void @blam(i32 1, ptr nonnull [[TMP1]]) 13; CHECK-NEXT: [[TMP2:%.*]] = getelementptr inbounds nuw [4 x [24 x float]], ptr [[ARG]], i64 0, i64 2, i64 0 14; CHECK-NEXT: call void @blam(i32 2, ptr nonnull [[TMP2]]) 15; CHECK-NEXT: ret void 16; 17bb: 18 call void @blam(i32 0, ptr nonnull %arg) 19 %tmp1 = getelementptr inbounds [4 x [24 x float]], ptr %arg, i64 0, i64 1, i64 0 20 call void @blam(i32 1, ptr nonnull %tmp1) 21 %tmp2 = getelementptr inbounds [4 x [24 x float]], ptr %arg, i64 0, i64 2, i64 0 22 call void @blam(i32 2, ptr nonnull %tmp2) 23 ret void 24} 25 26; Make sure we do not incorrectly eliminate the checks in @blam. 27define internal void @blam(i32 %arg, ptr nocapture %arg1) { 28; CHECK-LABEL: define internal void @blam( 29; CHECK-SAME: i32 range(i32 0, 3) [[ARG:%.*]], ptr captures(none) [[ARG1:%.*]]) { 30; CHECK-NEXT: [[BB:.*:]] 31; CHECK-NEXT: [[TMP:%.*]] = icmp eq i32 [[ARG]], 0 32; CHECK-NEXT: br i1 [[TMP]], label %[[BB2:.*]], label %[[BB3:.*]] 33; CHECK: [[BB2]]: 34; CHECK-NEXT: br label %[[BB5:.*]] 35; CHECK: [[BB3]]: 36; CHECK-NEXT: [[TMP4:%.*]] = icmp eq i32 [[ARG]], 2 37; CHECK-NEXT: br i1 [[TMP4]], label %[[BB5]], label %[[BB6:.*]] 38; CHECK: [[BB5]]: 39; CHECK-NEXT: ret void 40; CHECK: [[BB6]]: 41; CHECK-NEXT: ret void 42; 43bb: 44 %tmp = icmp eq i32 %arg, 0 45 br i1 %tmp, label %bb2, label %bb3 46 47bb2: ; preds = %bb 48 br label %bb5 49 50bb3: ; preds = %bb 51 %tmp4 = icmp eq i32 %arg, 2 52 br i1 %tmp4, label %bb5, label %bb6 53 54bb5: ; preds = %bb3, %bb2 55 ret void 56 57bb6: ; preds = %bb3 58 ret void 59} 60