On Mon, 25 May 2026 12:43:49 GMT, Per Minborg <[email protected]> wrote:
> This PR proposes to swap the pattern-matching switch in `LazyConstant` with > an if rake to reduce startup time. > > The PR also adds a missing `@DontInline` annotation on the slow path. > > Performance runs across several platforms suggest a ~20-30% startup > improvement for noop. > > --------- > - [x] I confirm that I make this contribution in accordance with the [OpenJDK > Interim AI Policy](https://openjdk.org/legal/ai). src/java.base/share/classes/jdk/internal/lang/LazyConstantImpl.java line 96: > 94: final Object cf = computingFunctionOrExceptionType; > 95: // Don't use pattern matching here in order to improve > startup time. > 96: if (cf instanceof Supplier<?> computingFunction) { But here you do use pattern matching for instanceof... ------------- PR Review Comment: https://git.openjdk.org/jdk/pull/31275#discussion_r3302312328
