ClassFile API StackMapGenerator caused a NPE for a test case with invalid sequence of instructions. This fix simply avoids the NPE and adds StackMapsTest::testInvalidAALOADStack
Please review. Thanks, Adam ------------- Commit messages: - 8320618: NPE: Cannot invoke "java.lang.constant.ClassDesc.isArray()" because "this.sym" is null Changes: https://git.openjdk.org/jdk/pull/16793/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=16793&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8320618 Stats: 15 lines in 2 files changed: 12 ins; 1 del; 2 mod Patch: https://git.openjdk.org/jdk/pull/16793.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/16793/head:pull/16793 PR: https://git.openjdk.org/jdk/pull/16793