binutils-2.24.51: added mdso integration support.

1 files changed, 326 insertions, 23 deletions

diff --git a/binutils-2.24.51.midipix.patch b/binutils-2.24.51.midipix.patch
index ae08861..68e6ec9 100644
--- a/binutils-2.24.51.midipix.patch
+++ b/binutils-2.24.51.midipix.patch
@@ -40,7 +40,7 @@ diff -ru --new-file a/bfd/midipix.h b/bfd/midipix.h
 +esac
 diff -ru --new-file a/ld/emultempl/pe.em b/ld/emultempl/pe.em
 --- a/ld/emultempl/pe.em	2014-07-03 01:37:48.000000000 -0400
-+++ b/ld/emultempl/pe.em	2015-11-25 09:02:09.729144140 -0500
++++ b/ld/emultempl/pe.em	2017-10-14 20:05:15.268012525 -0400
 @@ -35,6 +35,18 @@
     only determine if the subsystem is console or windows in order to select
     the correct entry point by default. */
@@ -60,7 +60,7 @@ diff -ru --new-file a/ld/emultempl/pe.em b/ld/emultempl/pe.em
  #define TARGET_IS_${EMULATION_NAME}
  
  /* Do this before including bfd.h, so we prototype the right functions.  */
-@@ -132,7 +144,7 @@
+@@ -132,13 +144,15 @@
  static char * thumb_entry_symbol = NULL;
  static lang_assignment_statement_type *image_base_statement = 0;
  static unsigned short pe_dll_characteristics = 0;
@@ -69,7 +69,35 @@ diff -ru --new-file a/ld/emultempl/pe.em b/ld/emultempl/pe.em
  static const char *emit_build_id;
  
  #ifdef DLL_SUPPORT
-@@ -471,8 +483,8 @@
+ static int pe_enable_stdcall_fixup = -1; /* 0=disable 1=enable.  */
+ static char *pe_out_def_filename = NULL;
+ static char *pe_implib_filename = NULL;
++static char * pe_dsolib_filename = NULL;
++static char * pe_dsolib_loader_path = NULL;
+ static int pe_enable_auto_image_base = 0;
+ static unsigned long pe_auto_image_base = 0x61500000;
+ static char *pe_dll_search_prefix = NULL;
+@@ -229,7 +243,9 @@
+ #define OPTION_ENABLE_STDCALL_FIXUP	(OPTION_STDCALL_ALIASES + 1)
+ #define OPTION_DISABLE_STDCALL_FIXUP	(OPTION_ENABLE_STDCALL_FIXUP + 1)
+ #define OPTION_IMPLIB_FILENAME		(OPTION_DISABLE_STDCALL_FIXUP + 1)
+-#define OPTION_THUMB_ENTRY		(OPTION_IMPLIB_FILENAME + 1)
++#define OPTION_DSOLIB_FILENAME		(OPTION_IMPLIB_FILENAME + 1)
++#define OPTION_DSOLIB_LOADER_PATH	(OPTION_DSOLIB_FILENAME + 1)
++#define OPTION_THUMB_ENTRY		(OPTION_DSOLIB_LOADER_PATH + 1)
+ #define OPTION_WARN_DUPLICATE_EXPORTS	(OPTION_THUMB_ENTRY + 1)
+ #define OPTION_IMP_COMPAT		(OPTION_WARN_DUPLICATE_EXPORTS + 1)
+ #define OPTION_ENABLE_AUTO_IMAGE_BASE	(OPTION_IMP_COMPAT + 1)
+@@ -324,6 +340,8 @@
+     {"enable-stdcall-fixup", no_argument, NULL, OPTION_ENABLE_STDCALL_FIXUP},
+     {"disable-stdcall-fixup", no_argument, NULL, OPTION_DISABLE_STDCALL_FIXUP},
+     {"out-implib", required_argument, NULL, OPTION_IMPLIB_FILENAME},
++    {"out-dsolib", required_argument, NULL, OPTION_DSOLIB_FILENAME},
++    {"dsolib-loader-path", required_argument, NULL, OPTION_DSOLIB_LOADER_PATH},
+     {"warn-duplicate-exports", no_argument, NULL, OPTION_WARN_DUPLICATE_EXPORTS},
+     /* getopt() allows abbreviations, so we do this to stop it from
+        treating -c as an abbreviation for these --compat-implib.  */
+@@ -471,8 +489,8 @@
                                         specifically set with --image-base\n"));
    fprintf (file, _("  --disable-auto-image-base          Do not auto-choose image base. (default)\n"));
    fprintf (file, _("  --dll-search-prefix=<string>       When linking dynamically to a dll without\n\
@@ -80,7 +108,20 @@ diff -ru --new-file a/ld/emultempl/pe.em b/ld/emultempl/pe.em
    fprintf (file, _("  --enable-auto-import               Do sophisticated linking of _sym to\n\
                                         __imp_sym for DATA references\n"));
    fprintf (file, _("  --disable-auto-import              Do not auto-import DATA items from DLLs\n"));
-@@ -1698,7 +1710,7 @@
+@@ -808,6 +826,12 @@
+     case OPTION_IMPLIB_FILENAME:
+       pe_implib_filename = xstrdup (optarg);
+       break;
++    case OPTION_DSOLIB_FILENAME:
++      pe_dsolib_filename = xstrdup (optarg);
++      break;
++    case OPTION_DSOLIB_LOADER_PATH:
++      pe_dsolib_loader_path = xstrdup (optarg);
++      break;
+     case OPTION_WARN_DUPLICATE_EXPORTS:
+       pe_dll_warn_dup_exports = 1;
+       break;
+@@ -1698,7 +1722,7 @@
  		       extension, and use that for the remainder of the
  		       comparisons.  */
  		    pnt = strrchr (is3->the_bfd->filename, '.');
@@ -89,7 +130,7 @@ diff -ru --new-file a/ld/emultempl/pe.em b/ld/emultempl/pe.em
  		      break;
  		  }
  
-@@ -1733,7 +1745,7 @@
+@@ -1733,7 +1757,7 @@
  	       then leave the filename alone.  */
  	    pnt = strrchr (is->the_bfd->filename, '.');
  
@@ -98,7 +139,22 @@ diff -ru --new-file a/ld/emultempl/pe.em b/ld/emultempl/pe.em
  	      {
  		int idata2 = 0, reloc_count=0;
  		asection *sec;
-@@ -2298,10 +2310,14 @@
+@@ -2063,8 +2087,14 @@
+     )
+     {
+       pe_dll_fill_sections (link_info.output_bfd, &link_info);
++
++      /* generate legacy implib? */
+       if (pe_implib_filename)
+ 	pe_dll_generate_implib (pe_def_file, pe_implib_filename, &link_info);
++
++      /* generate mdso implib? */
++      if (pe_dsolib_filename)
++       pe_dll_generate_dsolib (pe_def_file, pe_dsolib_filename, pe_dsolib_loader_path, 32);
+     }
+ #if defined(TARGET_IS_shpe)
+   /* ARM doesn't need relocs.  */
+@@ -2298,10 +2328,14 @@
      }
    libname_fmt [] =
      {
@@ -115,7 +171,7 @@ diff -ru --new-file a/ld/emultempl/pe.em b/ld/emultempl/pe.em
        /* "libfoo.a" could be either an import lib or a static lib.
            For backwards compatibility, libfoo.a needs to precede
            libfoo.dll and foo.dll in the search.  */
-@@ -2310,10 +2326,10 @@
+@@ -2310,10 +2344,10 @@
        { "%s.lib", FALSE },
  #ifdef DLL_SUPPORT
        /* Try "<prefix>foo.dll" (preferred dll name, if specified).  */
@@ -130,7 +186,7 @@ diff -ru --new-file a/ld/emultempl/pe.em b/ld/emultempl/pe.em
        /* Note: If adding more formats to this table, make sure to check to
 diff -ru --new-file a/ld/emultempl/pep.em b/ld/emultempl/pep.em
 --- a/ld/emultempl/pep.em	2014-07-03 01:37:48.000000000 -0400
-+++ b/ld/emultempl/pep.em	2015-11-25 09:02:21.153143987 -0500
++++ b/ld/emultempl/pep.em	2017-10-14 19:17:10.840545945 -0400
 @@ -42,6 +42,18 @@
  /* For WINDOWS_XP64 and higher */
  /* Based on pe.em, but modified for 64 bit support.  */
@@ -150,7 +206,7 @@ diff -ru --new-file a/ld/emultempl/pep.em b/ld/emultempl/pep.em
  #define TARGET_IS_${EMULATION_NAME}
  
  #define COFF_IMAGE_WITH_PE
-@@ -147,7 +159,7 @@
+@@ -147,13 +159,15 @@
  static int support_old_code = 0;
  static lang_assignment_statement_type *image_base_statement = 0;
  static unsigned short pe_dll_characteristics = 0;
@@ -159,7 +215,33 @@ diff -ru --new-file a/ld/emultempl/pep.em b/ld/emultempl/pep.em
  static const char *emit_build_id;
  
  #ifdef DLL_SUPPORT
-@@ -434,8 +446,8 @@
+ static int    pep_enable_stdcall_fixup = 1; /* 0=disable 1=enable (default).  */
+ static char * pep_out_def_filename = NULL;
+ static char * pep_implib_filename = NULL;
++static char * pep_dsolib_filename = NULL;
++static char * pep_dsolib_loader_path = NULL;
+ static int    pep_enable_auto_image_base = 0;
+ static char * pep_dll_search_prefix = NULL;
+ #endif
+@@ -218,6 +232,8 @@
+   OPTION_ENABLE_STDCALL_FIXUP,
+   OPTION_DISABLE_STDCALL_FIXUP,
+   OPTION_IMPLIB_FILENAME,
++  OPTION_DSOLIB_FILENAME,
++  OPTION_DSOLIB_LOADER_PATH,
+   OPTION_WARN_DUPLICATE_EXPORTS,
+   OPTION_IMP_COMPAT,
+   OPTION_ENABLE_AUTO_IMAGE_BASE,
+@@ -296,6 +312,8 @@
+     {"enable-stdcall-fixup", no_argument, NULL, OPTION_ENABLE_STDCALL_FIXUP},
+     {"disable-stdcall-fixup", no_argument, NULL, OPTION_DISABLE_STDCALL_FIXUP},
+     {"out-implib", required_argument, NULL, OPTION_IMPLIB_FILENAME},
++    {"out-dsolib", required_argument, NULL, OPTION_DSOLIB_FILENAME},
++    {"dsolib-loader-path", required_argument, NULL, OPTION_DSOLIB_LOADER_PATH},
+     {"warn-duplicate-exports", no_argument, NULL, OPTION_WARN_DUPLICATE_EXPORTS},
+     /* getopt() allows abbreviations, so we do this to stop it from
+        treating -c as an abbreviation for these --compat-implib.  */
+@@ -434,8 +452,8 @@
                                         unless user specifies one\n"));
    fprintf (file, _("  --disable-auto-image-base          Do not auto-choose image base. (default)\n"));
    fprintf (file, _("  --dll-search-prefix=<string>       When linking dynamically to a dll without\n\
@@ -170,7 +252,20 @@ diff -ru --new-file a/ld/emultempl/pep.em b/ld/emultempl/pep.em
    fprintf (file, _("  --enable-auto-import               Do sophisticated linking of _sym to\n\
                                         __imp_sym for DATA references\n"));
    fprintf (file, _("  --disable-auto-import              Do not auto-import DATA items from DLLs\n"));
-@@ -1635,7 +1647,7 @@
+@@ -760,6 +778,12 @@
+     case OPTION_IMPLIB_FILENAME:
+       pep_implib_filename = xstrdup (optarg);
+       break;
++    case OPTION_DSOLIB_FILENAME:
++      pep_dsolib_filename = xstrdup (optarg);
++      break;
++    case OPTION_DSOLIB_LOADER_PATH:
++      pep_dsolib_loader_path = xstrdup (optarg);
++      break;
+     case OPTION_WARN_DUPLICATE_EXPORTS:
+       pep_dll_warn_dup_exports = 1;
+       break;
+@@ -1635,7 +1659,7 @@
  		       extension, and use that for the remainder of the
  		       comparisons.  */
  		    pnt = strrchr (is3->the_bfd->filename, '.');
@@ -179,7 +274,7 @@ diff -ru --new-file a/ld/emultempl/pep.em b/ld/emultempl/pep.em
  		      break;
  		  }
  
-@@ -1670,7 +1682,7 @@
+@@ -1670,7 +1694,7 @@
  	       then leave the filename alone.  */
  	    pnt = strrchr (is->the_bfd->filename, '.');
  
@@ -188,7 +283,22 @@ diff -ru --new-file a/ld/emultempl/pep.em b/ld/emultempl/pep.em
  	      {
  		int idata2 = 0, reloc_count=0;
  		asection *sec;
-@@ -2062,10 +2074,14 @@
+@@ -1834,8 +1858,14 @@
+       || (!link_info.relocatable && pep_def_file->num_exports != 0))
+     {
+       pep_dll_fill_sections (link_info.output_bfd, &link_info);
++
++      /* generate legacy implib? */
+       if (pep_implib_filename)
+ 	pep_dll_generate_implib (pep_def_file, pep_implib_filename, &link_info);
++
++      /* generate mdso implib? */
++      if (pep_dsolib_filename)
++	pep_dll_generate_dsolib (pep_def_file, pep_dsolib_filename, pep_dsolib_loader_path, 64);
+     }
+ 
+   if (pep_out_def_filename)
+@@ -2062,10 +2092,14 @@
      }
    libname_fmt [] =
      {
@@ -205,7 +315,7 @@ diff -ru --new-file a/ld/emultempl/pep.em b/ld/emultempl/pep.em
        /* "libfoo.a" could be either an import lib or a static lib.
            For backwards compatibility, libfoo.a needs to precede
            libfoo.dll and foo.dll in the search.  */
-@@ -2074,10 +2090,10 @@
+@@ -2074,10 +2108,10 @@
        { "%s.lib", FALSE },
  #ifdef DLL_SUPPORT
        /* Try "<prefix>foo.dll" (preferred dll name, if specified).  */
@@ -401,8 +511,16 @@ diff -ru --new-file a/binutils/winduni.c b/binutils/winduni.c
    { 737, "MS-GREEK" },
 diff -ru a/ld/pe-dll.c b/ld/pe-dll.c
 --- a/ld/pe-dll.c	2014-07-03 01:37:48.000000000 -0400
-+++ b/ld/pe-dll.c	2015-06-13 20:08:00.160401506 -0400
-@@ -40,6 +40,7 @@
++++ b/ld/pe-dll.c	2017-10-14 19:49:19.492911435 -0400
+@@ -27,6 +27,7 @@
+ #include "safe-ctype.h"
+ 
+ #include <time.h>
++#include <sys/wait.h>
+ 
+ #include "ld.h"
+ #include "ldexp.h"
+@@ -40,6 +41,7 @@
  #include "coff/internal.h"
  #include "../bfd/libcoff.h"
  #include "deffile.h"
@@ -410,7 +528,7 @@ diff -ru a/ld/pe-dll.c b/ld/pe-dll.c
  
  #ifdef pe_use_x86_64
  
-@@ -234,7 +235,11 @@
+@@ -234,7 +236,11 @@
    { STRING_COMMA_LEN ("impure_ptr") },
    { STRING_COMMA_LEN ("_impure_ptr") },
    { STRING_COMMA_LEN ("_fmode") },
@@ -422,7 +540,7 @@ diff -ru a/ld/pe-dll.c b/ld/pe-dll.c
    { NULL, 0 }
  };
  
-@@ -644,10 +649,13 @@
+@@ -644,10 +650,13 @@
  {
    int i, j;
    struct bfd_link_hash_entry *blhe;
@@ -436,7 +554,7 @@ diff -ru a/ld/pe-dll.c b/ld/pe-dll.c
  
    if (!pe_def_file)
      pe_def_file = def_file_empty ();
-@@ -737,6 +745,16 @@
+@@ -737,6 +746,16 @@
  		    if (is_import (sn))
  			  continue;
  
@@ -453,7 +571,7 @@ diff -ru a/ld/pe-dll.c b/ld/pe-dll.c
  		    name = xmalloc (strlen ("__imp_") + strlen (sn) + 1);
  		    sprintf (name, "%s%s", "__imp_", sn);
  
-@@ -745,7 +763,8 @@
+@@ -745,7 +764,8 @@
  		    free (name);
  
  		    if (blhe && blhe->type == bfd_link_hash_defined)
@@ -463,7 +581,7 @@ diff -ru a/ld/pe-dll.c b/ld/pe-dll.c
  		  }
  
  		  if (pe_details->underscored && *sn == '_')
-@@ -761,7 +780,20 @@
+@@ -761,7 +781,20 @@
  		      /* Fill data flag properly, from dlltool.c.  */
  		      if (!is_dup)
  		        p->flag_data = !(symbols[j]->flags & BSF_FUNCTION);
@@ -484,7 +602,7 @@ diff -ru a/ld/pe-dll.c b/ld/pe-dll.c
  		}
  	    }
  	}
-@@ -910,6 +942,7 @@
+@@ -910,6 +943,7 @@
  
        if (blhe
  	  && (blhe->type == bfd_link_hash_defined
@@ -492,7 +610,7 @@ diff -ru a/ld/pe-dll.c b/ld/pe-dll.c
  	      || (blhe->type == bfd_link_hash_common)))
  	{
  	  count_exported++;
-@@ -919,7 +952,7 @@
+@@ -919,7 +953,7 @@
  	  /* Only fill in the sections. The actual offsets are computed
  	     in fill_exported_offsets() after common symbols are laid
  	     out.  */
@@ -501,6 +619,191 @@ diff -ru a/ld/pe-dll.c b/ld/pe-dll.c
  	    exported_symbol_sections[i] = blhe->u.def.section;
  	  else
  	    exported_symbol_sections[i] = blhe->u.c.p->section;
+@@ -2688,6 +2722,150 @@
+ }
+ 
+ 
++
++
++void
++pe_dll_generate_dsolib(
++	def_file *    def,
++	const char *  dsolib_file_name,
++	const char *  loader_path,
++	unsigned char bits)
++{
++	char * mdso_exe_path;
++	char * slash;
++	char * mark;
++	FILE * fout;
++	char * argv[10];
++	int    fd[2];
++	int    pid;
++	int    rpid;
++	int    ecode;
++	int    i;
++
++	/* sigh; even though pe_dll_generate_implib() might fail,   */
++	/* ld's _finish() code path assumes no errors could occur   */
++	/* and accordingly does not perform any checks upon return. */
++	/* handle errors here and invoke xexit() as needed.         */
++
++	/* bits */
++	if ((bits != 32) && (bits != 64)) {
++		fprintf(stderr,"%s: internal error (bits == %d.\n",program_name,bits);
++		xexit(EXIT_FAILURE);
++	}
++
++	/* mdso_exe_path buffer alloc */
++	if (!(mdso_exe_path = calloc(1,strlen(program_name) + strlen("mdso") + 1))) {
++		fprintf(stderr,"%s: cannot allocate mdso_exe_path buffer.\n",program_name);
++		xexit(EXIT_FAILURE);
++	}
++
++	/* mdso_exe_path init */
++	strcpy(mdso_exe_path,program_name);
++
++	if ((slash = strrchr(mdso_exe_path,'/')))
++		slash++;
++	else
++		slash = mdso_exe_path;
++
++	if ((mark = strrchr(slash,'-')))
++		mark++;
++	else
++		mark = slash;
++
++	sprintf(mark,"%s","mdso");
++
++	/* pipe */
++	if (pipe(fd)) {
++		fprintf(stderr,"%s: cannot create a pipe.\n",program_name);
++		xexit(EXIT_FAILURE);
++	}
++
++	/* fout init */
++	if (!(fout = fdopen(fd[1],"a"))) {
++		fprintf(stderr,"%s: pipe fdopen failed.\n",program_name);
++		xexit(EXIT_FAILURE);
++	}
++
++	/* fork */
++	if ((pid = fork()) < 0) {
++		fprintf(stderr,"%s: fork failed.\n",program_name);
++		xexit(EXIT_FAILURE);
++	}
++
++	/* child: execvp */
++	if (pid == 0) {
++		argv[0] = mdso_exe_path;
++		argv[1] = (bits == 64) ? "-m64" : "-m32";
++		argv[2] = "--implib";
++		argv[3] = (char *)dsolib_file_name;
++		argv[4] = "--libname";
++		argv[5] = (def->name) ? def->name : (char *)dll_name;
++
++		if (loader_path) {
++			argv[6] = "--libpath";
++			argv[7] = (char *)loader_path;
++			argv[8] = "-";
++			argv[9] = 0;
++		} else {
++			argv[6] = "-";
++			argv[7] = 0;
++		}
++
++		fclose(fout);
++		close(fd[1]);
++		close(0);
++
++		if (dup(fd[0]) == 0)
++			execvp(mdso_exe_path,argv);
++
++		exit(EXIT_FAILURE);
++	}
++
++	/* be good */
++	free(mdso_exe_path);
++
++	/* parent: expsyms --> pipe */
++	for (i=0; i < def->num_exports; i++) {
++		if (!(pe_def_file->exports[i].flag_private)) {
++			if (fprintf(fout,"%s\n",def->exports[i].name) < 0) {
++				fprintf(stderr,"%s: pipe write operation failed.\n",program_name);
++				xexit(EXIT_FAILURE);
++			}
++		}
++	}
++
++	if (fflush(fout) < 0) {
++		fprintf(stderr,"%s: pipe fflush operation failed.\n",program_name);
++		xexit(EXIT_FAILURE);
++	}
++
++	fclose(fout);
++	close(fd[0]);
++
++	/* obtain child exit status */
++	if ((rpid = waitpid(pid,&ecode,0)) < 0) {
++		fprintf(stderr,"%s: waitpid operation failed.\n",program_name);
++		xexit(EXIT_FAILURE);
++	}
++
++	if (rpid != pid) {
++		fprintf(stderr,"%s: waitpid returned an unexpected pid.\n",program_name);
++		xexit(EXIT_FAILURE);
++	}
++
++	if (!(WIFEXITED(ecode))) {
++		fprintf(stderr,"%s: waitpid reported abnormal child process termination.\n",program_name);
++		xexit(EXIT_FAILURE);
++	}
++
++	if (WEXITSTATUS(ecode)) {
++		fprintf(stderr,"%s: the child process returned an error.\n",program_name);
++		xexit(EXIT_FAILURE);
++	}
++}
++
++
++
+ void
+ pe_dll_generate_implib (def_file *def, const char *impfilename, struct bfd_link_info *info)
+ {
+diff -ru a/ld/pe-dll.h b/ld/pe-dll.h
+--- a/ld/pe-dll.h	2014-07-03 01:37:48.000000000 -0400
++++ b/ld/pe-dll.h	2017-10-14 20:01:45.817295022 -0400
+@@ -49,6 +49,8 @@
+   (const char *);
+ extern void pe_dll_generate_implib
+   (def_file *, const char *, struct bfd_link_info *);
++extern void pe_dll_generate_dsolib
++  (def_file *, const char *, const char *, unsigned char);
+ extern void pe_process_import_defs
+   (bfd *, struct bfd_link_info *);
+ extern bfd_boolean pe_implied_import_dll
+diff -ru a/ld/pep-dll.c b/ld/pep-dll.c
+--- a/ld/pep-dll.c	2014-07-03 01:37:48.000000000 -0400
++++ b/ld/pep-dll.c	2017-10-14 10:14:35.490521636 -0400
+@@ -54,6 +54,7 @@
+ #define pe_dll_fill_sections        pep_dll_fill_sections
+ #define pe_exe_fill_sections        pep_exe_fill_sections
+ #define pe_dll_generate_implib      pep_dll_generate_implib
++#define pe_dll_generate_dsolib      pep_dll_generate_dsolib
+ #define pe_dll_add_excludes         pep_dll_add_excludes
+ #define pe_walk_relocs_of_symbol    pep_walk_relocs_of_symbol
+ #define pe_bfd_is_dll		    pep_bfd_is_dll
+diff -ru a/ld/pep-dll.h b/ld/pep-dll.h
+--- a/ld/pep-dll.h	2014-07-03 01:37:48.000000000 -0400
++++ b/ld/pep-dll.h	2017-10-14 19:17:26.885792850 -0400
+@@ -46,6 +46,7 @@
+ extern void pep_dll_add_excludes  (const char *, const exclude_type);
+ extern void pep_dll_generate_def_file  (const char *);
+ extern void pep_dll_generate_implib  (def_file *, const char *, struct bfd_link_info *);
++extern void pep_dll_generate_dsolib  (def_file *, const char *, const char *, unsigned char);
+ extern void pep_process_import_defs  (bfd *, struct bfd_link_info *);
+ extern bfd_boolean pep_implied_import_dll  (const char *);
+ extern void pep_dll_build_sections  (bfd *, struct bfd_link_info *);
 diff -ru --new-file a/bfd/config.bfd b/bfd/config.bfd
 --- a/bfd/config.bfd	2014-07-03 01:37:20.000000000 -0400
 +++ b/bfd/config.bfd	2015-02-14 11:27:08.199179775 -0500