Merge branch 'PHP-5.6'

Zend/tests/generators/bug67497.phpt

@@ -0,0 +1,19 @@
+--TEST--
+Bug #67467: eval with parse error causes segmentation fault in generator
+--FILE--
+<?php
+
+function gen() {
+    $a = 1;
+    yield $a;
+}
+
+@eval('abc');
+
+$values = gen();
+$values->next();
+
+?>
+===DONE===
+--EXPECT--
+===DONE===

Zend/zend_generators.c

@@ -125,6 +125,7 @@ ZEND_API void zend_generator_close(zend_generator *generator, zend_bool finished
 		/* A fatal error / die occurred during the generator execution. Trying to clean
 		 * up the stack may not be safe in this case. */
 		if (CG(unclean_shutdown)) {
+			generator->execute_data = NULL;
 			return;
 		}