Merge GDB 7.5.1

gdb/testsuite/gdb.threads/sigthread.exp

 # sigthread.exp -- Expect script to test thread and signal interaction
 # Copyright (C) 2007-2012 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
 # the Free Software Foundation; either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
 #
 # You should have received a copy of the GNU General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
-set testfile sigthread
-set srcfile ${testfile}.c
-set binfile ${objdir}/${subdir}/${testfile}
+standard_testfile
 
 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
          executable { debug }] != "" } {
     return -1
 }
 
-gdb_exit
-gdb_start
-gdb_reinitialize_dir $srcdir/$subdir
-gdb_load ${binfile}
+clean_restart ${binfile}
 
 if ![runto_main] then {
    fail "Can't run to main"
    return 0
 }
 
 gdb_test "handle SIGUSR1 nostop noprint pass"
 gdb_test "handle SIGUSR2 nostop noprint pass"
 
 gdb_test_multiple "continue" "continue" {
     -re "Continuing" {
         pass "continue"
     }
 }
 
 # For this to work we must be sure to consume the "Continuing."
 # message first, or GDB's signal handler may not be in place.
 after 500 {send_gdb "\003"}
 
 # Make sure we do not get an internal error from hitting Control-C
 # while many signals are flying back and forth.
 gdb_test "" "Program received signal SIGINT.*" "stop with control-c"