[commit] lib/gdb.exp (gdb_start_cmd): Fix error return value.

[Doug Evans]

Hi.

fyi, committed.

2011-12-14  Doug Evans  <dje@google.com>

	* lib/gdb.exp (gdb_start_cmd): Fix error return value.

Index: lib/gdb.exp
===================================================================
RCS file: /cvs/src/src/gdb/testsuite/lib/gdb.exp,v
retrieving revision 1.197
diff -u -p -r1.197 gdb.exp
--- lib/gdb.exp	13 Dec 2011 17:22:11 -0000	1.197
+++ lib/gdb.exp	14 Dec 2011 19:49:50 -0000
@@ -307,7 +307,7 @@ proc gdb_start_cmd {args} {
 	    -re "$gdb_prompt $" { }
 	    default {
 		perror "gdb_init_command for target failed";
-		return;
+		return -1;
 	    }
 	}
     }