From b6aeb717a8bdaa9cc348ec88a5fdf059e1337580 Mon Sep 17 00:00:00 2001
From: Tom Tromey <tom@tromey.com>
Date: Mon, 5 Jul 2021 11:44:54 -0600
Subject: [PATCH] Fix warning in symtab.c

The compiler gives this warning when building symtab.c:

../../binutils-gdb/gdb/symtab.c:4247:28: warning: 'to_match' may be used uninitialized in this function [-Wmaybe-uninitialized]

This patch fixes the warning by adding a gdb_assert_not_reached.
---
 gdb/symtab.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/gdb/symtab.c b/gdb/symtab.c
index 6a9c3dce6af..fa3f42207ec 100644
--- a/gdb/symtab.c
+++ b/gdb/symtab.c
@@ -4242,6 +4242,8 @@ info_sources_filter::matches (const char *fullname) const
         case match_on::FULLNAME:
           to_match = fullname;
           break;
+	default:
+	  gdb_assert_not_reached ("bad m_match_type");
         }
 
       if (m_c_regexp->exec (to_match, 0, NULL, 0) != 0)
-- 
2.30.2