Merge GDB 7.5.1

gdb/testsuite/gdb.arch/powerpc-aix-prologue.exp

 # Copyright 2004, 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/>.
 #
 # This file is part of the gdb testsuite.
 
-if $tracelevel {
-    strace $tracelevel
-}
-
 # Test rs6000 prologue analyzer.
 
 
 if ![istarget "powerpc-*-aix*"] then {
     verbose "Skipping powerpc-aix prologue tests."
     return
 }
 
 set testfile "powerpc-aix-prologue"
 set srcfile ${testfile}.c
@@ skipping 43 matching lines @@
     }
 
 }
 
 insert_breakpoint "li_stw" 12
 insert_breakpoint "stack_check_probe_1" 16
 insert_breakpoint "stack_check_probe_2" 40
 insert_breakpoint "stack_check_probe_loop_1" 68
 insert_breakpoint "stack_check_probe_loop_2" 60