zend_collect_module_handlers() has to be called after zend_extensions startup, because they can register additional 'hidden' extensions

Zend/zend_API.c

@@ -1688,7 +1688,7 @@ try_again:
 }
 /* }}} */
 
-static void zend_collect_module_handlers(TSRMLS_D) /* {{{ */
+ZEND_API void zend_collect_module_handlers(TSRMLS_D) /* {{{ */
 {
 	HashPosition pos;
 	zend_module_entry *module;
@@ -1770,7 +1770,6 @@ ZEND_API int zend_startup_modules(TSRMLS_D) /* {{{ */
 {
 	zend_hash_sort(&module_registry, zend_sort_modules, NULL, 0 TSRMLS_CC);
 	zend_hash_apply(&module_registry, (apply_func_t)zend_startup_module_ex TSRMLS_CC);
-	zend_collect_module_handlers(TSRMLS_C);
 	return SUCCESS;
 }
 /* }}} */

Zend/zend_API.h

@@ -260,6 +260,7 @@ ZEND_API zend_module_entry* zend_register_internal_module(zend_module_entry *mod
 ZEND_API zend_module_entry* zend_register_module_ex(zend_module_entry *module TSRMLS_DC);
 ZEND_API int zend_startup_module_ex(zend_module_entry *module TSRMLS_DC);
 ZEND_API int zend_startup_modules(TSRMLS_D);
+ZEND_API void zend_collect_module_handlers(TSRMLS_D);
 ZEND_API void zend_destroy_modules(void);
 ZEND_API void zend_check_magic_method_implementation(const zend_class_entry *ce, const zend_function *fptr, int error_type TSRMLS_DC);
 

main/main.c

@@ -2059,6 +2059,8 @@ int php_module_startup(sapi_module_struct *sf, zend_module_entry *additional_mod
 	/* start Zend extensions */
 	zend_startup_extensions();
 
+	zend_collect_module_handlers(TSRMLS_C);
+
 	/* register additional functions */
 	if (sapi_module.additional_functions) {
 		if (zend_hash_find(&module_registry, "standard", sizeof("standard"), (void**)&module)==SUCCESS) {