Index: gcc/config.gcc
===================================================================
--- gcc/config.gcc	(revision 248832)
+++ gcc/config.gcc	(working copy)
@@ -917,6 +917,8 @@
   xm_defines=POSIX
   extra_options="${extra_options} vxworks.opt"
   extra_objs="$extra_objs vxworks.o"
+  use_gcc_stdint=provide
+  tm_file="${tm_file} vxworks-stdint.h"
   case ${enable_threads} in
     no) ;;
     "" | yes | vxworks) thread_file='vxworks' ;;
Index: gcc/config/vxworks-stdint.h
===================================================================
--- gcc/config/vxworks-stdint.h	(revision 0)
+++ gcc/config/vxworks-stdint.h	(revision 0)
@@ -0,0 +1,53 @@
+/* Definitions for <stdint.h> types on systems using VxWorks.
+   Copyright (C) 2017 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC 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, or (at your option)
+any later version.
+
+GCC 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.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+<http://www.gnu.org/licenses/>.  */
+
+#define SIG_ATOMIC_TYPE "unsigned char"
+
+#define INT8_TYPE "signed char"
+#define INT16_TYPE "short int"
+#define INT32_TYPE "int"
+#define INT64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
+#define UINT8_TYPE "unsigned char"
+#define UINT16_TYPE "short unsigned int"
+#define UINT32_TYPE "unsigned int"
+#define UINT64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")
+#define INT_LEAST8_TYPE "signed char"
+#define INT_LEAST16_TYPE "short int"
+#define INT_LEAST32_TYPE "int"
+#define INT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
+#define UINT_LEAST8_TYPE "unsigned char"
+#define UINT_LEAST16_TYPE "short unsigned int"
+#define UINT_LEAST32_TYPE "unsigned int"
+#define UINT_LEAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")
+#define INT_FAST8_TYPE "signed char"
+#define INT_FAST16_TYPE "int"
+#define INT_FAST32_TYPE "int"
+#define INT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "long long int")
+#define UINT_FAST8_TYPE "unsigned char"
+#define UINT_FAST16_TYPE "unsigned int"
+#define UINT_FAST32_TYPE "unsigned int"
+#define UINT_FAST64_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "long long unsigned int")
+
+#define INTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "int")
+#define UINTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "unsigned int")
Index: fixincludes/fixincl.x
===================================================================
--- fixincludes/fixincl.x	(revision 248673)
+++ fixincludes/fixincl.x	(working copy)
@@ -1,12 +1,12 @@
 /*  -*- buffer-read-only: t -*- vi: set ro:
- * 
+ *
  * DO NOT EDIT THIS FILE   (fixincl.x)
- * 
- * It has been AutoGen-ed  Saturday February 25, 2017 at 03:25:44 PM EST
+ *
+ * It has been AutoGen-ed  June  8, 2017 at 10:50:04 AM by AutoGen 5.18.4
  * From the definitions    inclhack.def
  * and the template file   fixincl
  */
-/* DO NOT SVN-MERGE THIS FILE, EITHER Sat 25 Feb 2017 15:25:44 EST
+/* DO NOT SVN-MERGE THIS FILE, EITHER Thu Jun  8 10:50:04 CEST 2017
  *
  * You must regenerate it.  Use the ./genfixes script.
  *
@@ -15,7 +15,7 @@
  * certain ANSI-incompatible system header files which are fixed to work
  * correctly with ANSI C and placed in a directory that GNU C will search.
  *
- * This file contains 248 fixup descriptions.
+ * This file contains 247 fixup descriptions.
  *
  * See README for more information.
  *
@@ -581,120 +581,6 @@
 
 /* * * * * * * * * * * * * * * * * * * * * * * * * *
  *
- *  Description of Aab_Vxworks_Stdint fix
- */
-tSCC zAab_Vxworks_StdintName[] =
-     "AAB_vxworks_stdint";
-
-/*
- *  File name selection pattern
- */
-tSCC zAab_Vxworks_StdintList[] =
-  "stdint.h\0";
-/*
- *  Machine/OS name selection pattern
- */
-tSCC* apzAab_Vxworks_StdintMachs[] = {
-        "*-*-vxworks*",
-        (const char*)NULL };
-#define AAB_VXWORKS_STDINT_TEST_CT  0
-#define aAab_Vxworks_StdintTests   (tTestDesc*)NULL
-
-/*
- *  Fix Command Arguments for Aab_Vxworks_Stdint
- */
-static const char* apzAab_Vxworks_StdintPatch[] = {
-"#ifndef _STDINT_H\n\
-#define _STDINT_H\n\
-/* get int*_t, uint*_t */\n\
-#include <types/vxTypes.h>\n\n\
-/* get legacy vxworks types for compatibility */\n\
-#include <types/vxTypesOld.h>\n\n\
-typedef long intptr_t;\n\
-typedef unsigned long uintptr_t;\n\n\
-typedef int64_t intmax_t;\n\
-typedef uint64_t uintmax_t;\n\n\
-typedef int8_t int_least8_t;\n\
-typedef int16_t int_least16_t;\n\
-typedef int32_t int_least32_t;\n\
-typedef int64_t int_least64_t;\n\n\
-typedef uint8_t uint_least8_t;\n\
-typedef uint16_t uint_least16_t;\n\
-typedef uint32_t uint_least32_t;\n\
-typedef uint64_t uint_least64_t;\n\n\
-typedef int8_t int_fast8_t;\n\
-typedef int int_fast16_t;\n\
-typedef int32_t int_fast32_t;\n\
-typedef int64_t int_fast64_t;\n\n\
-typedef uint8_t uint_fast8_t;\n\
-typedef unsigned int uint_fast16_t;\n\
-typedef uint32_t uint_fast32_t;\n\
-typedef uint64_t uint_fast64_t;\n\n\
-/* Ranges */\n\
-#define UINT8_MAX (~(uint8_t)0)\n\
-#define UINT8_MIN 0\n\
-#define UINT16_MAX (~(uint16_t)0)\n\
-#define UINT16_MIN 0\n\
-#define UINT32_MAX (~(uint32_t)0)\n\
-#define UINT32_MIN 0\n\
-#define UINT64_MAX (~(uint64_t)0)\n\
-#define UINT64_MIN 0\n\n\
-#define UINTPTR_MAX (~(uintptr_t)0)\n\
-#define UINTPTR_MIN 0\n\n\
-/* Need to do int_fast16_t as well, as type\n\
-   size may be architecture dependent */\n\
-#define UINT_FAST16_MAX (~(uint_fast16_t)0)\n\
-#define UINT_FAST16_MAX 0\n\n\
-#define INT8_MAX (UINT8_MAX>>1)\n\
-#define INT8_MIN (INT8_MAX+1)\n\
-#define INT16_MAX (UINT16_MAX>>1)\n\
-#define INT16_MIN (INT16_MAX+1)\n\
-#define INT32_MAX (UINT32_MAX>>1)\n\
-#define INT32_MIN (INT32_MAX+1)\n\
-#define INT64_MAX (UINT64_MAX>>1)\n\
-#define INT64_MIN (INT64_MAX+1)\n\n\
-#define INTPTR_MAX (UINTPTR_MAX>>1)\n\
-#define INTPTR_MIN (INTPTR_MAX+1)\t\n\n\
-#define INT_FAST16_MAX (UINT_FAST16_MAX>>1)\n\
-#define INT_FAST16_MIN (INT_FAST16_MAX+1)\n\n\
-/* now define equiv. constants */\n\
-#define UINT_FAST8_MAX UINT8_MAX\n\
-#define UINT_FAST8_MIN UINT_FAST8_MIN\n\
-#define INT_FAST8_MAX INT8_MAX\n\
-#define INT_FAST8_MIN INT8_MIN\n\
-#define UINT_FAST32_MAX UINT32_MAX\n\
-#define UINT_FAST32_MIN UINT32_MIN\n\
-#define INT_FAST32_MAX INT32_MAX\n\
-#define INT_FAST32_MIN INT32_MIN\n\
-#define UINT_FAST64_MAX UINT64_MAX\n\
-#define UINT_FAST64_MIN UINT64_MIN\n\
-#define INT_FAST64_MAX INT64_MAX\n\
-#define INT_FAST64_MIN INT64_MIN\n\n\
-#define UINT_LEAST8_MAX UINT8_MAX\n\
-#define UINT_LEAST8_MIN UINT8_MIN\n\
-#define INT_LEAST8_MAX INT8_MAX\n\
-#define INT_LEAST8_MIN INT8_MIN\n\
-#define UINT_LEAST16_MAX UINT16_MAX\n\
-#define UINT_LEAST16_MIN UINT16_MIN\n\
-#define INT_LEAST16_MAX INT16_MAX\n\
-#define INT_LEAST16_MIN INT16_MIN\n\
-#define UINT_LEAST32_MAX UINT32_MAX\n\
-#define UINT_LEAST32_MIN UINT32_MIN\n\
-#define INT_LEAST32_MAX INT32_MAX\n\
-#define INT_LEAST32_MIN INT32_MIN\n\
-#define UINT_LEAST64_MAX UINT64_MAX\n\
-#define UINT_LEAST64_MIN UINT64_MIN\n\
-#define INT_LEAST64_MAX INT64_MAX\n\
-#define INT_LEAST64_MIN INT64_MIN\n\n\
-#define UINTMAX_MAX UINT64_MAX\n\
-#define UINTMAX_MIN UINT64_MIN\n\
-#define INTMAX_MAX INT64_MAX\n\
-#define INTMAX_MIN INT64_MIN\n\n\
-#endif",
-    (char*)NULL };
-
-/* * * * * * * * * * * * * * * * * * * * * * * * * *
- *
  *  Description of Aab_Vxworks_Unistd fix
  */
 tSCC zAab_Vxworks_UnistdName[] =
@@ -10141,7 +10027,7 @@
  */
 #define REGEX_COUNT          285
 #define MACH_LIST_SIZE_LIMIT 187
-#define FIX_COUNT            248
+#define FIX_COUNT            247
 
 /*
  *  Enumerate the fixes
@@ -10157,7 +10043,6 @@
     AAB_SUN_MEMCPY_FIXIDX,
     AAB_VXWORKS_ASSERT_FIXIDX,
     AAB_VXWORKS_REGS_VXTYPES_FIXIDX,
-    AAB_VXWORKS_STDINT_FIXIDX,
     AAB_VXWORKS_UNISTD_FIXIDX,
     AIX_ASSERT_FIXIDX,
     AIX_COMPLEX_FIXIDX,
@@ -10448,11 +10333,6 @@
      AAB_VXWORKS_REGS_VXTYPES_TEST_CT, FD_MACH_ONLY | FD_REPLACEMENT,
      aAab_Vxworks_Regs_VxtypesTests,   apzAab_Vxworks_Regs_VxtypesPatch, 0 },
 
-  {  zAab_Vxworks_StdintName,    zAab_Vxworks_StdintList,
-     apzAab_Vxworks_StdintMachs,
-     AAB_VXWORKS_STDINT_TEST_CT, FD_MACH_ONLY | FD_REPLACEMENT,
-     aAab_Vxworks_StdintTests,   apzAab_Vxworks_StdintPatch, 0 },
-
   {  zAab_Vxworks_UnistdName,    zAab_Vxworks_UnistdList,
      apzAab_Vxworks_UnistdMachs,
      AAB_VXWORKS_UNISTD_TEST_CT, FD_MACH_ONLY | FD_REPLACEMENT,
Index: fixincludes/inclhack.def
===================================================================
--- fixincludes/inclhack.def	(revision 248673)
+++ fixincludes/inclhack.def	(working copy)
@@ -427,122 +427,6 @@
 };
 
 /*
- * Make VxWorks stdint.h a bit more compliant - add typedefs
- */
-fix = {
-    hackname    = AAB_vxworks_stdint;
-    files       = stdint.h;
-    mach        = "*-*-vxworks*";
-        
-    replace     = <<- _EndOfHeader_
-	#ifndef _STDINT_H
-	#define _STDINT_H
-	/* get int*_t, uint*_t */
-	#include <types/vxTypes.h>
-	
-	/* get legacy vxworks types for compatibility */
-	#include <types/vxTypesOld.h>
-	
-	typedef long intptr_t;
-	typedef unsigned long uintptr_t;
-	
-	typedef int64_t intmax_t;
-	typedef uint64_t uintmax_t;
-	
-	typedef int8_t int_least8_t;
-	typedef int16_t int_least16_t;
-	typedef int32_t int_least32_t;
-	typedef int64_t int_least64_t;
-	
-	typedef uint8_t uint_least8_t;
-	typedef uint16_t uint_least16_t;
-	typedef uint32_t uint_least32_t;
-	typedef uint64_t uint_least64_t;
-	
-	typedef int8_t int_fast8_t;
-	typedef int int_fast16_t;
-	typedef int32_t int_fast32_t;
-	typedef int64_t int_fast64_t;
-	
-	typedef uint8_t uint_fast8_t;
-	typedef unsigned int uint_fast16_t;
-	typedef uint32_t uint_fast32_t;
-	typedef uint64_t uint_fast64_t;
-	
-	/* Ranges */
-	#define UINT8_MAX (~(uint8_t)0)
-	#define UINT8_MIN 0
-	#define UINT16_MAX (~(uint16_t)0)
-	#define UINT16_MIN 0
-	#define UINT32_MAX (~(uint32_t)0)
-	#define UINT32_MIN 0
-	#define UINT64_MAX (~(uint64_t)0)
-	#define UINT64_MIN 0
-	
-	#define UINTPTR_MAX (~(uintptr_t)0)
-	#define UINTPTR_MIN 0
-	
-	/* Need to do int_fast16_t as well, as type
-	   size may be architecture dependent */
-	#define UINT_FAST16_MAX (~(uint_fast16_t)0)
-	#define UINT_FAST16_MAX 0
-	
-	#define INT8_MAX (UINT8_MAX>>1)
-	#define INT8_MIN (INT8_MAX+1)
-	#define INT16_MAX (UINT16_MAX>>1)
-	#define INT16_MIN (INT16_MAX+1)
-	#define INT32_MAX (UINT32_MAX>>1)
-	#define INT32_MIN (INT32_MAX+1)
-	#define INT64_MAX (UINT64_MAX>>1)
-	#define INT64_MIN (INT64_MAX+1)
-	
-	#define INTPTR_MAX (UINTPTR_MAX>>1)
-	#define INTPTR_MIN (INTPTR_MAX+1)	
-	
-	#define INT_FAST16_MAX (UINT_FAST16_MAX>>1)
-	#define INT_FAST16_MIN (INT_FAST16_MAX+1)
-	
-	/* now define equiv. constants */
-	#define UINT_FAST8_MAX UINT8_MAX
-	#define UINT_FAST8_MIN UINT_FAST8_MIN
-	#define INT_FAST8_MAX INT8_MAX
-	#define INT_FAST8_MIN INT8_MIN
-	#define UINT_FAST32_MAX UINT32_MAX
-	#define UINT_FAST32_MIN UINT32_MIN
-	#define INT_FAST32_MAX INT32_MAX
-	#define INT_FAST32_MIN INT32_MIN
-	#define UINT_FAST64_MAX UINT64_MAX
-	#define UINT_FAST64_MIN UINT64_MIN
-	#define INT_FAST64_MAX INT64_MAX
-	#define INT_FAST64_MIN INT64_MIN
-	
-	#define UINT_LEAST8_MAX UINT8_MAX
-	#define UINT_LEAST8_MIN UINT8_MIN
-	#define INT_LEAST8_MAX INT8_MAX
-	#define INT_LEAST8_MIN INT8_MIN
-	#define UINT_LEAST16_MAX UINT16_MAX
-	#define UINT_LEAST16_MIN UINT16_MIN
-	#define INT_LEAST16_MAX INT16_MAX
-	#define INT_LEAST16_MIN INT16_MIN
-	#define UINT_LEAST32_MAX UINT32_MAX
-	#define UINT_LEAST32_MIN UINT32_MIN
-	#define INT_LEAST32_MAX INT32_MAX
-	#define INT_LEAST32_MIN INT32_MIN
-	#define UINT_LEAST64_MAX UINT64_MAX
-	#define UINT_LEAST64_MIN UINT64_MIN
-	#define INT_LEAST64_MAX INT64_MAX
-	#define INT_LEAST64_MIN INT64_MIN
-	
-	#define UINTMAX_MAX UINT64_MAX
-	#define UINTMAX_MIN UINT64_MIN
-	#define INTMAX_MAX INT64_MAX
-	#define INTMAX_MIN INT64_MIN
-	
-	#endif
-	_EndOfHeader_;
-};
-
-/*
  *  This hack makes makes unistd.h more POSIX-compliant on VxWorks
  */
 fix = {
