Revert "Suppress duplicated-branches compiler warning in SPL"

This reverts commit ddedad2.

Author: Girgias

ext/spl/spl_directory.c

@@ -202,11 +202,7 @@ PHPAPI char* spl_filesystem_object_get_path(spl_filesystem_object *intern, size_
 
 static inline int spl_filesystem_object_get_file_name(spl_filesystem_object *intern) /* {{{ */
 {
-	/* On UNIX based systems '/' is identical to DEFAULT_SLASH */
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wduplicated-branches"
 	char slash = SPL_HAS_FLAG(intern->flags, SPL_FILE_DIR_UNIXPATHS) ? '/' : DEFAULT_SLASH;
-#pragma GCC diagnostic pop
 
 	switch (intern->type) {
 		case SPL_FS_INFO:
@@ -1485,11 +1481,7 @@ PHP_METHOD(RecursiveDirectoryIterator, getChildren)
 	zval zpath, zflags;
 	spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
 	spl_filesystem_object *subdir;
-	/* On UNIX based systems '/' is identical to DEFAULT_SLASH */
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wduplicated-branches"
 	char slash = SPL_HAS_FLAG(intern->flags, SPL_FILE_DIR_UNIXPATHS) ? '/' : DEFAULT_SLASH;
-#pragma GCC diagnostic pop
 
 	if (zend_parse_parameters_none() == FAILURE) {
 		RETURN_THROWS();
@@ -1540,11 +1532,7 @@ PHP_METHOD(RecursiveDirectoryIterator, getSubPath)
 PHP_METHOD(RecursiveDirectoryIterator, getSubPathname)
 {
 	spl_filesystem_object *intern = Z_SPLFILESYSTEM_P(ZEND_THIS);
-	/* On UNIX based systems '/' is identical to DEFAULT_SLASH */
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wduplicated-branches"
 	char slash = SPL_HAS_FLAG(intern->flags, SPL_FILE_DIR_UNIXPATHS) ? '/' : DEFAULT_SLASH;
-#pragma GCC diagnostic pop
 
 	if (zend_parse_parameters_none() == FAILURE) {
 		RETURN_THROWS();