1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5 2; RUN: opt -passes=constraint-elimination -S %s | FileCheck %s 3 4define void @pr105785(ptr %p) { 5; CHECK-LABEL: define void @pr105785( 6; CHECK-SAME: ptr [[P:%.*]]) { 7; CHECK-NEXT: [[ENTRY:.*]]: 8; CHECK-NEXT: br label %[[FOR_COND:.*]] 9; CHECK: [[FOR_COND]]: 10; CHECK-NEXT: [[FOR_IND:%.*]] = phi i32 [ 0, %[[ENTRY]] ], [ 1, %[[FOR_COND1:.*]] ] 11; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[FOR_IND]], 0 12; CHECK-NEXT: br i1 [[CMP]], label %[[FOR_COND1]], label %[[FOR_END6:.*]] 13; CHECK: [[FOR_COND1]]: 14; CHECK-NEXT: [[FOR_IND2:%.*]] = phi i32 [ [[INC:%.*]], %[[FOR_BODY3:.*]] ], [ 0, %[[FOR_COND]] ] 15; CHECK-NEXT: [[CMP2:%.*]] = icmp ult i32 [[FOR_IND2]], 3 16; CHECK-NEXT: br i1 [[CMP2]], label %[[FOR_BODY3]], label %[[FOR_COND]] 17; CHECK: [[FOR_BODY3]]: 18; CHECK-NEXT: store i32 -1, ptr [[P]], align 4 19; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[FOR_IND2]], 1 20; CHECK-NEXT: br label %[[FOR_COND1]] 21; CHECK: [[FOR_END6]]: 22; CHECK-NEXT: ret void 23; 24entry: 25 br label %for.cond 26 27for.cond: ; preds = %for.cond1, %entry 28 %for.ind = phi i32 [ 0, %entry ], [ 1, %for.cond1 ] 29 %cmp = icmp eq i32 %for.ind, 0 30 br i1 %cmp, label %for.cond1, label %for.end6 31 32for.cond1: ; preds = %for.cond, %for.body3 33 %for.ind2 = phi i32 [ %inc, %for.body3 ], [ 0, %for.cond ] 34 %cmp2 = icmp ult i32 %for.ind2, 3 35 br i1 %cmp2, label %for.body3, label %for.cond 36 37for.body3: ; preds = %for.cond1 38 %scmp = call i32 @llvm.scmp.i32.i32(i32 %for.ind, i32 1) 39 store i32 %scmp, ptr %p, align 4 40 %inc = add nuw nsw i32 %for.ind2, 1 41 br label %for.cond1 42 43for.end6: 44 ret void 45} 46