8027375: javac asserts on nested erroneous annotations

Summary: make sure JCAnnotation trees have type != null before annotation processing
Reviewed-by: jjg

2 files changed, 17 insertions, 0 deletions

diff --git a/test/tools/javac/annotations/testCrashNestedAnnos/TestCrashNestedAnnos.java b/test/tools/javac/annotations/testCrashNestedAnnos/TestCrashNestedAnnos.java
new file mode 100644
index 00000000..5c7a4a33
--- /dev/null
+++ b/test/tools/javac/annotations/testCrashNestedAnnos/TestCrashNestedAnnos.java
@@ -0,0 +1,14 @@
+/* @test /nodynamiccopyright/
+ * @bug 8027375
+ * @summary Test that javac doesn't assert/crash when there are what looks to
+ *          be annotations nested inside erroneous annotations.
+ * @compile/fail/ref=TestCrashNestedAnnos.out -XDrawDiagnostics TestCrashNestedAnnos.java
+ */
+public class TestCrashNestedAnnos {
+    // A and B are not annotation types
+    @A(@A1()) int foo() {}
+    @B(@B1()) int bar() {}
+}
+
+class B {}
+class B1 {}
diff --git a/test/tools/javac/annotations/testCrashNestedAnnos/TestCrashNestedAnnos.out b/test/tools/javac/annotations/testCrashNestedAnnos/TestCrashNestedAnnos.out
new file mode 100644
index 00000000..af34ecfd
--- /dev/null
+++ b/test/tools/javac/annotations/testCrashNestedAnnos/TestCrashNestedAnnos.out
@@ -0,0 +1,3 @@
+TestCrashNestedAnnos.java:9:6: compiler.err.cant.resolve.location: kindname.class, A, , , (compiler.misc.location: kindname.class, TestCrashNestedAnnos, null)
+TestCrashNestedAnnos.java:10:6: compiler.err.prob.found.req: (compiler.misc.inconvertible.types: B, java.lang.annotation.Annotation)
+2 errors