Context break should honor private contexts. (#3852)

Fixes #3830

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com

jerry-core/parser/js/js-parser-statm.c

@@ -96,7 +96,7 @@ static const uint8_t parser_statement_flags[] =
   /* PARSER_STATEMENT_BLOCK_CONTEXT, */
   PARSER_STATM_HAS_BLOCK | PARSER_STATM_CONTEXT_BREAK,
   /* PARSER_STATEMENT_PRIVATE_CONTEXT, */
-  PARSER_STATM_NO_OPTS,
+  PARSER_STATM_CONTEXT_BREAK,
 #endif /* ENABLED (JERRY_ES2015) */
   /* PARSER_STATEMENT_LABEL */
   PARSER_STATM_SINGLE_STATM,

tests/jerry/es2015/continue.js

@@ -0,0 +1,44 @@
+/* Copyright JS Foundation and other contributors, http://js.foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+for (var i = 0; i < 1000; i++)
+{
+  switch (1)
+  {
+  default:
+    /* This block must not be enclosed in braces. */
+    let j = eval();
+    continue;
+  }
+}
+
+next:
+for (var i = 0; i < 1000; i++)
+{
+  for (let j = eval(); true; )
+  {
+    continue next;
+  }
+}
+
+next:
+for (var i = 0; i < 1000; i++)
+{
+  for (let j in {a:1})
+  {
+    eval()
+    continue next;
+  }
+}