git: openjdk/jdk21u-dev: master: 2 new changesets

[Aleksey Shipilev]

Changeset: af6df774
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2023-12-19 10:29:40 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/af6df7743b2b3e1e87bdac2e3f09514223b96858

8305971: NPE in JavacProcessingEnvironment for missing enum constructor body

Backport-of: 01ea1eff66e43f106640ecfd19fadf2c8245a1ad

! src/jdk.compiler/share/classes/com/sun/tools/javac/processing/JavacProcessingEnvironment.java
+ test/langtools/tools/javac/annotations/crash_empty_enum_const/CrashEmptyEnumConstructorTest.java

Changeset: 03acee85
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2023-12-19 10:30:03 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/03acee85e66b82f486df15688509770b4641f180

8314578: Non-verifiable code is emitted when two guards declare pattern variables in colon-switch

Backport-of: 15588e08ed455eac356aa923c35503beaecd5b6d

! src/jdk.compiler/share/classes/com/sun/tools/javac/comp/Check.java
+ test/langtools/tools/javac/patterns/T8314578.java
+ test/langtools/tools/javac/patterns/T8314578.out