| # |
| # Copyright (C) 2022 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| .class public LB260387991; |
| |
| .super Ljava/lang/Object; |
| |
| # When eliminating the unnecessary try and its catch block we turn the |
| # TryBoundary instructions into Goto instructions. If one of these |
| # instructions is pointing to the exit block, we use its single |
| # predecessor instead. If this TryBoundary-turned-into-Goto instruction |
| # was the only one pointing to the Exit, we also have to update the dominators. |
| |
| ## CHECK-START: void B260387991.testInfiniteCatch() dead_code_elimination$initial (before) |
| ## CHECK: TryBoundary |
| ## CHECK: TryBoundary |
| |
| ## CHECK-START: void B260387991.testInfiniteCatch() dead_code_elimination$initial (after) |
| ## CHECK-NOT: TryBoundary |
| .method public static testInfiniteCatch()V |
| .registers 4 |
| const/4 v0, 0x2 |
| const/4 v1, 0x4 |
| :try_start |
| div-int v0, v1, v0 |
| return-void |
| :try_end |
| .catchall {:try_start .. :try_end} :catch_all |
| |
| # Infinite catch block which does not lead to the exit block. |
| :catch_all |
| nop |
| goto :catch_all |
| .end method |