see.c (see_merge_one_def_extension): Silence used uninitialized warning.

	* see.c (see_merge_one_def_extension): Silence used uninitialized warning.
	* matrix-reorg.c (check_allocation_function): Likewise.
	* config/i386/driver-i386.c (detect_caches_amd): Likewise.
	
	* parse.c (parse_interface): Likewise.

From-SVN: r139788

1 files changed, 1 insertions, 1 deletions

diff --git a/gcc/see.c b/gcc/see.c
index 3dfaa41..a465d52 100644
--- a/gcc/see.c
+++ b/gcc/see.c
@@ -2809,7 +2809,7 @@ see_merge_one_def_extension (void **slot, void *b)
   enum rtx_code code;
   enum rtx_code extension_code;
   enum machine_mode source_extension_mode;
-  enum machine_mode source_mode;
+  enum machine_mode source_mode = VOIDmode;
   enum machine_mode dest_extension_mode;
   bool merge_success = false;
   int i;