Merge GDB 7.5.1

gdb/testsuite/gdb.dwarf2/dw2-namespaceless-anonymous.S

 /* This testcase is part of GDB, the GNU debugger.
 
-   Copyright 2011-2012 Free Software Foundation, Inc.
+   Copyright 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/>.  */
 
         .data
+var:    .4byte  1
 
         .section .debug_info
 .Lcu1_begin:
         /* CU header */
         .4byte  .Lcu1_end - .Lcu1_start         /* Length of Compilation Unit */
 .Lcu1_start:
         .2byte  2                               /* DWARF Version */
         .4byte  .Labbrev1_begin                 /* Offset into abbrev section */
         .byte   4                               /* Pointer size */
 
         /* CU die */
         .uleb128 1                              /* Abbrev: DW_TAG_compile_unit */
-        .ascii  "dw2-var-zero-addr.c\0"         /* DW_AT_name */
-        .ascii  "GNU C 4.3.2\0"                 /* DW_AT_producer */
-        .byte   1                               /* DW_AT_language (C) */
+        .ascii  "file1.txt\0"                   /* DW_AT_name */
+        .ascii  "GNU C 3.3.3\0"                 /* DW_AT_producer */
+        .byte   4                               /* DW_LANG_C_plus_plus (C++) */
 
-.Ltype_uchar:
+.Ltype_myint:
         .uleb128        2                       /* Abbrev: DW_TAG_base_type */
-        .ascii          "int\0"                 /* DW_AT_name */
+        .ascii          "myint\0"                       /* DW_AT_name */
         .byte           4                       /* DW_AT_byte_size */
         .byte           5                       /* DW_AT_encoding */
 
-        .uleb128        3                       /* Abbrev: DW_TAG_variable (location) */
-        .ascii          "var\0"                 /* DW_AT_name */
+        .uleb128        7                       /* Abbrev: DW_TAG_variable (location) */
+        .ascii          "_ZN12_GLOBAL__N_11vE\0" /* DW_AT_name = "(anonymous namespace)::v" */
         .byte           2f - 1f                 /* DW_AT_location */
 1:      .byte           3                       /*   DW_OP_addr */
-        .4byte          0                       /*   <addr> */
-2:      .4byte          .Ltype_uchar-.Lcu1_begin        /* DW_AT_type */
+        .4byte          var                     /*   <addr> */
+2:      .4byte          .Ltype_myint-.Lcu1_begin /* DW_AT_type */
 
         .byte           0                       /* End of children of CU */
 
 .Lcu1_end:
 
 /* Abbrev table */
         .section .debug_abbrev
 .Labbrev1_begin:
         .uleb128        1                       /* Abbrev code */
         .uleb128        0x11                    /* DW_TAG_compile_unit */
@@ skipping 12 matching lines @@
         .byte           0                       /* has_children */
         .uleb128        0x3                     /* DW_AT_name */
         .uleb128        0x8                     /* DW_FORM_string */
         .uleb128        0xb                     /* DW_AT_byte_size */
         .uleb128        0xb                     /* DW_FORM_data1 */
         .uleb128        0x3e                    /* DW_AT_encoding */
         .uleb128        0xb                     /* DW_FORM_data1 */
         .byte           0x0                     /* Terminator */
         .byte           0x0                     /* Terminator */
 
-        .uleb128        3                       /* Abbrev code (location) */
+        .uleb128        7                       /* Abbrev code (location) */
         .uleb128        0x34                    /* DW_TAG_variable */
         .byte           0                       /* has_children */
         .uleb128        0x3                     /* DW_AT_name */
         .uleb128        0x8                     /* DW_FORM_string */
         .uleb128        0x2                     /* DW_AT_location */
         .uleb128        0xa                     /* DW_FORM_block1 */
         .uleb128        0x49                    /* DW_AT_type */
         .uleb128        0x13                    /* DW_FORM_ref4 */
         .byte           0x0                     /* Terminator */
         .byte           0x0                     /* Terminator */
 
         .byte           0x0                     /* Terminator */
         .byte           0x0                     /* Terminator */