8038182: javac crash with FunctionDescriptorLookupError for invalid functional interface

Reviewed-by: mcimadamore
Contributed-by: maurizio.cimadamore@oracle.com, vicente.romero@oracle.com

2 files changed, 26 insertions, 0 deletions

diff --git a/test/tools/javac/lambda/T8038182/CrashFunctionDescriptorExceptionTest.java b/test/tools/javac/lambda/T8038182/CrashFunctionDescriptorExceptionTest.java
new file mode 100644
index 00000000..51895dc3
--- /dev/null
+++ b/test/tools/javac/lambda/T8038182/CrashFunctionDescriptorExceptionTest.java
@@ -0,0 +1,24 @@
+/*
+ * @test /nodynamiccopyright/
+ * @bug 8038182
+ * @summary javac crash with FunctionDescriptorLookupError for invalid functional interface
+ * @compile/fail/ref=CrashFunctionDescriptorExceptionTest.out -XDrawDiagnostics CrashFunctionDescriptorExceptionTest.java
+ */
+
+class CrashFunctionDescriptorExceptionTest {
+
+    @SuppressWarnings("unchecked")
+    void m () {
+        bar((B b) -> {});
+    }
+
+    <E extends A<E>> void bar(I<E> i) {}
+
+    class A<E> {}
+
+    class B<E> extends A<E> {}
+
+    interface I<E extends A<E>> {
+        void foo(E e);
+    }
+}
diff --git a/test/tools/javac/lambda/T8038182/CrashFunctionDescriptorExceptionTest.out b/test/tools/javac/lambda/T8038182/CrashFunctionDescriptorExceptionTest.out
new file mode 100644
index 00000000..19f5569a
--- /dev/null
+++ b/test/tools/javac/lambda/T8038182/CrashFunctionDescriptorExceptionTest.out
@@ -0,0 +1,2 @@
+CrashFunctionDescriptorExceptionTest.java:12:13: compiler.err.prob.found.req: (compiler.misc.no.suitable.functional.intf.inst: CrashFunctionDescriptorExceptionTest.I<CrashFunctionDescriptorExceptionTest.B>)
+1 error