> Every time an exception object is created, the constructor calls > `fillInStackTrace()`, which has to walk the call stack to record every > frame. This is expensive, and it's also unnecessary if the exception is > never thrown. There are a few instances in various parts of the JDK > libraries where we create an exception in the dominator block but don't > always throw it. This patch fixes those cases so that if the exception > is not going to be thrown, it is never created in the first place. > > --------- > - [x] I confirm that I make this contribution in accordance with the [OpenJDK > Interim AI Policy](https://openjdk.org/legal/ai).
Ashay Rane has updated the pull request incrementally with one additional commit since the last revision: Revert the change to Connection.java This change is unrelated to this PR and is now captured in a separate patch. ------------- Changes: - all: https://git.openjdk.org/jdk/pull/31487/files - new: https://git.openjdk.org/jdk/pull/31487/files/bfdc49e7..74c8bbe7 Webrevs: - full: https://webrevs.openjdk.org/?repo=jdk&pr=31487&range=02 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=31487&range=01-02 Stats: 2 lines in 1 file changed: 0 ins; 1 del; 1 mod Patch: https://git.openjdk.org/jdk/pull/31487.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/31487/head:pull/31487 PR: https://git.openjdk.org/jdk/pull/31487
