; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -passes=newgvn -enable-phi-of-ops=true -S | FileCheck %s ;; Make sure we don't incorrectly use predicateinfo to simplify phi of ops cases source_filename = "pr34135.ll" define void @snork(i32 noundef %arg) { ; CHECK-LABEL: @snork( ; CHECK-NEXT: bb: ; CHECK-NEXT: [[TMP:%.*]] = sext i32 [[ARG:%.*]] to i64 ; CHECK-NEXT: br label [[BB1:%.*]] ; CHECK: bb1: ; CHECK-NEXT: [[TMP2:%.*]] = phi i64 [ 0, [[BB:%.*]] ], [ [[TMP3:%.*]], [[BB1]] ] ; CHECK-NEXT: [[TMP3]] = add i64 [[TMP2]], 1 ; CHECK-NEXT: [[TMP4:%.*]] = icmp slt i64 [[TMP3]], [[TMP]] ; CHECK-NEXT: br i1 [[TMP4]], label [[BB1]], label [[BB7:%.*]] ; CHECK: bb5: ; CHECK-NEXT: [[TMP6:%.*]] = icmp sgt i64 [[TMP]], 1 ; CHECK-NEXT: br i1 [[TMP6]], label [[BB7]], label [[BB9:%.*]] ; CHECK: bb7: ; CHECK-NEXT: br label [[BB5:%.*]] ; CHECK: bb9: ; CHECK-NEXT: unreachable ; bb: %tmp = sext i32 %arg to i64 br label %bb1 bb1: ; preds = %bb1, %bb %tmp2 = phi i64 [ 0, %bb ], [ %tmp3, %bb1 ] %tmp3 = add i64 %tmp2, 1 %tmp4 = icmp slt i64 %tmp3, %tmp br i1 %tmp4, label %bb1, label %bb7 bb5: ; preds = %bb7 %tmp6 = icmp sgt i64 %tmp8, 1 br i1 %tmp6, label %bb7, label %bb9 bb7: ; preds = %bb5, %bb1 %tmp8 = phi i64 [ undef, %bb5 ], [ %tmp, %bb1 ] br label %bb5 bb9: ; preds = %bb5 unreachable }