Remove unused str_backtrace_unavailable variable

The str_backtrace_unavailable variable is initialized but never
used anywhere in the codebase.

Approved-By: Tom Tromey <tom@tromey.com>

diff --git a/gdb/bt-utils.c b/gdb/bt-utils.c
index 7fc8d04f306bb8e4df458f5a7d3a87b8c9af1980..21a291c3df39dba9e825a4715678111174470550 100644 (file)
--- a/gdb/bt-utils.c
+++ b/gdb/bt-utils.c
@@ -146,7 +146,6 @@ gdb_internal_backtrace_1 ()
 #endif
 
 static const char *str_backtrace = "----- Backtrace -----\n";
-static const char *str_backtrace_unavailable = "Backtrace unavailable\n";
 
 #endif /* GDB_PRINT_INTERNAL_BACKTRACE */
 
@@ -157,7 +156,6 @@ gdb_internal_backtrace_init_str ()
 {
 #ifdef GDB_PRINT_INTERNAL_BACKTRACE
   str_backtrace = _("----- Backtrace -----\n");
-  str_backtrace_unavailable = _("Backtrace unavailable\n");
 #endif
 }