Merge GDB 7.5.1

gdb/testsuite/gdb.dwarf2/dw2-minsym-in-cu.exp

-# Copyright 2011-2012 Free Software Foundation, Inc.
+# Copyright 2004-2005, 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/>.
 load_lib dwarf.exp
 
 # This test can only be run on targets which support DWARF-2 and use gas.
 if {![dwarf2_support]} {
     return 0  
 }
 
-set testfile "implptr-optimized-out"
+# This testfile has reproducibility only with cc-with-index.sh.
+
+set testfile "dw2-minsym-in-cu"
 set srcfile ${testfile}.S
-set mainfile main.c
 set executable ${testfile}
-set binfile ${objdir}/${subdir}/${executable}
 
-if [prepare_for_testing ${testfile}.exp $executable "${srcfile} ${mainfile}" {}] {
+if [prepare_for_testing ${testfile}.exp ${executable} ${srcfile}] {
     return -1
 }
 
-# DW_OP_GNU_implicit_pointer implementation requires a valid frame.
-if ![runto_main] {
-    return -1
-}
-
-gdb_test "p p->f" " = <optimized out>"
+# Ask for address which is still located in this CU but not described by
+# any DIE.
+gdb_test "info fun func2" {All functions matching regular expression "func2":}