Free attribute validators on shutdown

Author: nikic

Zend/zend.c

@@ -32,6 +32,7 @@
 #include "zend_smart_str.h"
 #include "zend_smart_string.h"
 #include "zend_cpuinfo.h"
+#include "zend_attributes.h"
 
 static size_t global_map_ptr_last = 0;
 
@@ -1077,6 +1078,7 @@ void zend_shutdown(void) /* {{{ */
 	zend_hash_destroy(GLOBAL_CONSTANTS_TABLE);
 	free(GLOBAL_CONSTANTS_TABLE);
 	zend_shutdown_strtod();
+	zend_attributes_shutdown();
 
 #ifdef ZTS
 	GLOBAL_FUNCTION_TABLE = NULL;

Zend/zend_attributes.c

@@ -144,3 +144,8 @@ void zend_register_attribute_ce(void)
 
 	zend_compiler_attribute_register(zend_ce_php_attribute, zend_attribute_validate_phpattribute);
 }
+
+void zend_attributes_shutdown(void)
+{
+	zend_hash_destroy(&internal_validators);
+}

Zend/zend_attributes.h

@@ -65,5 +65,6 @@ static zend_always_inline zend_attribute *zend_add_class_constant_attribute(zend
 }
 
 void zend_register_attribute_ce(void);
+void zend_attributes_shutdown(void);
 
 #endif