Fix memory leak if an error happens while parsing function arguments - eg print(1,2,3,JSON.parse("!%^$^"),123)

Author: gfwilliams

ChangeLog

@@ -18,6 +18,7 @@
             Bangle.js2: Switched to proprietary heart rate algorithm (from our Open Source version). It just works better. 
             JIT: Implemented do { a } while (b)
             Ensure that for(in), Object.keys and Object.getOwnPropertyNames return array indices as strings (not numbers)
+            Fix memory leak when an error happens while parsing function arguments - eg `print(1,2,3,JSON.parse("!%^$^"),123)`
 
      2v17 : Bangle.js: When reading file info from a filename table, do it in blocks of 8 (20% faster file search)
             Bangle.js2: Increase flash buffer size from 16->32 bytes (5% performance increase)

src/jsparse.c

@@ -611,7 +611,7 @@ NO_INLINE JsVar *jspeFunctionCall(JsVar *function, JsVar *functionName, JsVar *t
           if (lex->tk!=')') JSP_MATCH_WITH_CLEANUP_AND_RETURN(',',jsvUnLockMany((unsigned)argCount, argPtr);jsvUnLock(thisVar);, 0);
         }
 
-        JSP_MATCH(')');
+        JSP_MATCH_WITH_CLEANUP_AND_RETURN(')',jsvUnLockMany((unsigned)argCount, argPtr);jsvUnLock(thisVar);, 0);
         allocatedArgCount = argCount;
       }