Fix uninitialized variable in frontend [PR121806]

gcc/ChangeLog:
	PR middle-end/121806
	* gcc.cc (for_each_path): Initialize return value.

diff --git a/gcc/gcc.cc b/gcc/gcc.cc
index 722d42c69683117511c9e18374fb3ec84f17c8e5..8da821e92ac4efc715be369ab97c4f84397e19f4 100644 (file)
--- a/gcc/gcc.cc
+++ b/gcc/gcc.cc
@@ -2788,7 +2788,7 @@ for_each_path (const struct path_prefix *paths,
   const char *multi_suffix;
   const char *just_multi_suffix;
   char *path = NULL;
-  decltype (callback (nullptr)) ret;
+  decltype (callback (nullptr)) ret = nullptr;
   bool skip_multi_dir = false;
   bool skip_multi_os_dir = false;