Merge GDB 7.5.1

gdb/testsuite/gdb.dwarf2/dw2-op-call.S

 /* This testcase is part of GDB, the GNU debugger.
 
    Copyright 2009, 2011-2012 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/>.  */
 
 /* Test DW_OP_call2 and DW_OP_call4, PR gdb/10640.  */
 
         .section .data
 array1: .2byte  1
 array2: .2byte  2
 array3: .2byte  3
 
         .section .debug_info
+.Lcu0_begin:
+        /* CU header */
+        .4byte  .Lcu0_end - .Lcu0_start         /* Length of Compilation Unit */
+.Lcu0_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  "file0.txt\0"                   /* DW_AT_name */
+        .ascii  "GNU C 3.3.3\0"                 /* DW_AT_producer */
+        .byte   2                               /* DW_LANG_C (C) */
+
+        .byte   0                               /* End of children of CU */
+.Lcu0_end:
+
 .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 */
@@ skipping 106 matching lines @@
         .uleb128        0x8                     /* DW_FORM_string */
         .uleb128        0x49                    /* DW_AT_type */
         .uleb128        0x13                    /* DW_FORM_ref4 */
         .uleb128        0x2                     /* DW_AT_location */
         .uleb128        0x06                    /* DW_FORM_data4 */
         .byte           0x0                     /* Terminator */
         .byte           0x0                     /* Terminator */
 
         .byte           0x0                     /* Terminator */
         .byte           0x0                     /* Terminator */