Merge GDB 7.5.1

gdb/i386obsd-tdep.c

 /* Target-dependent code for OpenBSD/i386.
 
    Copyright (C) 1988-1989, 1991-1992, 1994, 1996, 2000-2012 Free
    Software Foundation, Inc.
 
    This file is part of GDB.
 
    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
@@ skipping 63 matching lines @@
   /* The call sequence invoking sigreturn(2).  */
   const gdb_byte sigreturn[] =
   {
     0xb8,
     0x67, 0x00, 0x00, 0x00,     /* movl $SYS_sigreturn, %eax */
     0xcd, 0x80                  /* int $0x80 */
   };
   size_t buflen = sizeof sigreturn;
   const int *offset;
   gdb_byte *buf;
-  char *name;
+  const char *name;
 
   /* If the function has a valid symbol name, it isn't a
      trampoline.  */
   find_pc_partial_function (pc, &name, NULL, NULL);
   if (name != NULL)
     return 0;
 
   /* If the function lives in a valid section (even without a starting
      point) it isn't a trampoline.  */
   if (find_pc_section (pc) != NULL)
@@ skipping 243 matching lines @@
   14 * 4,                       /* %cs */
   -1,                           /* %ss */
   3 * 4,                        /* %ds */
   2 * 4,                        /* %es */
   0 * 4,                        /* %fs */
   1 * 4                         /* %gs */
 };
 
 static struct trad_frame_cache *
 i386obsd_trapframe_cache (struct frame_info *this_frame, void **this_cache)