--- gcc-4.8.2.orig/gcc/config/arm/t-arm-elf	2013-01-10 20:38:27.000000000 +0000
+++ gcc-4.8.2/gcc/config/arm/t-arm-elf	2013-12-28 22:54:59.000000000 +0000
@@ -25,22 +25,36 @@
 #MULTILIB_DIRNAMES    += fa526 fa626 fa606te fa626te fmp626 fa726te
 #MULTILIB_EXCEPTIONS  += *mthumb*/*mcpu=fa526 *mthumb*/*mcpu=fa626
 
+# build a bunch of specialized versions of libcc for particular cores
+#MULTILIB_OPTIONS    += mcpu=arm7tdmi/mcpu=arm9tdmi/mcpu=arm920t/mcpu=arm926ej-s/mcpu=arm1136j-s/mcpu=arm1136jf-s/mcpu=arm1176jz-s/mcpu=arm1176jzf-s/mcpu=xscale/mcpu=mpcore/mcpu=cortex-a8/cortex-a9/march=armv4t/march=armv5t/march=armv5te/march=armv6/march=armv6j/march=armv6k/march=armv6z/march=armv6zk/march=armv7-a/march=armv7-r
+#MULTILIB_DIRNAMES   += arm7tdmi arm9tdmi arm920t arm926ej-s arm1136j-s arm1136jf-s arm1176jz-s arm1176jzf-s xscale mpcore cortex-a8 cortex-a9 cortex-m3 armv4t armv5t armv5te armv6 armv6j armv6k armv6z armv6zk armv7-a armv7-r
+#MULTILIB_OPTIONS    += mcpu=arm7tdmi/mcpu=arm9tdmi/mcpu=arm920t/mcpu=arm926ej-s/mcpu=arm1136j-s/mcpu=arm1136jf-s/mcpu=arm1176jz-s/mcpu=arm1176jzf-s/mcpu=xscale/mcpu=mpcore/mcpu=cortex-a8/mcpu=cortex-a9
+#MULTILIB_DIRNAMES   += arm7tdmi arm9tdmi arm920t arm926ej-s arm1136j-s arm1136jf-s arm1176jz-s arm1176jzf-s xscale mpcore cortex-a8 cortex-a9
+
+MULTILIB_OPTIONS      += march=armv7
+MULTILIB_DIRNAMES     += thumb2
+MULTILIB_EXCEPTIONS   += march=armv7* marm/*march=armv7*
+MULTILIB_MATCHES      += march?armv7=march?armv7-a
+MULTILIB_MATCHES      += march?armv7=march?armv7-r
+MULTILIB_MATCHES      += march?armv7=march?armv7-m
+MULTILIB_MATCHES      += march?armv7=mcpu?cortex-a15
+MULTILIB_MATCHES      += march?armv7=mcpu?cortex-a9
+MULTILIB_MATCHES      += march?armv7=mcpu?cortex-a8
+MULTILIB_MATCHES      += march?armv7=mcpu?cortex-r4
+MULTILIB_MATCHES      += march?armv7=mcpu?cortex-m4
+MULTILIB_MATCHES      += march?armv7=mcpu?cortex-m3
+
+#MULTILIB_OPTIONS      += mfpu=vfp
+#MULTILIB_DIRNAMES     += vfp
+#MULTILIB_MATCHES      += mfpu?vfp=mcpu?arm1136jf-s
+#MULTILIB_MATCHES      += mfpu?vfp=mcpu?arm1136jzf-s
-#MULTILIB_OPTIONS      += march=armv7
-#MULTILIB_DIRNAMES     += thumb2
-#MULTILIB_EXCEPTIONS   += march=armv7* marm/*march=armv7*
-#MULTILIB_MATCHES      += march?armv7=march?armv7-a
-#MULTILIB_MATCHES      += march?armv7=march?armv7-r
-#MULTILIB_MATCHES      += march?armv7=march?armv7-m
-#MULTILIB_MATCHES      += march?armv7=mcpu?cortex-a8
-#MULTILIB_MATCHES      += march?armv7=mcpu?cortex-r4
-#MULTILIB_MATCHES      += march?armv7=mcpu?cortex-m3
 
 # Not quite true.  We can support hard-vfp calling in Thumb2, but how do we
 # express that here?  Also, we really need architecture v5e or later
 # (mcrr etc).
+#MULTILIB_OPTIONS       += mfloat-abi=hard
+#MULTILIB_DIRNAMES      += fpu
+#MULTILIB_EXCEPTIONS    += *mthumb/*mfloat-abi=hard*
-MULTILIB_OPTIONS       += mfloat-abi=hard
-MULTILIB_DIRNAMES      += fpu
-MULTILIB_EXCEPTIONS    += *mthumb/*mfloat-abi=hard*
 #MULTILIB_EXCEPTIONS    += *mcpu=fa526/*mfloat-abi=hard*
 #MULTILIB_EXCEPTIONS    += *mcpu=fa626/*mfloat-abi=hard*
 
@@ -56,8 +70,8 @@
 # MULTILIB_DIRNAMES   += fpu soft
 # MULTILIB_EXCEPTIONS += *mthumb/*mfloat-abi=hard*
 # 
+MULTILIB_OPTIONS    += mno-thumb-interwork/mthumb-interwork
+MULTILIB_DIRNAMES   += normal interwork
-# MULTILIB_OPTIONS    += mno-thumb-interwork/mthumb-interwork
-# MULTILIB_DIRNAMES   += normal interwork
 # 
 # MULTILIB_OPTIONS    += fno-leading-underscore/fleading-underscore
 # MULTILIB_DIRNAMES   += elf under
--- gcc-4.8.2.orig/gcc/config/i386/t-x86_64-elf	1970-01-01 01:00:00.000000000 +0100
+++ gcc-4.8.2/gcc/config/i386/t-x86_64-elf	2013-12-29 12:47:35.000000000 +0000
@@ -0,0 +1,8 @@
+# Add redzoneless libgcc
+
+MULTILIB_OPTIONS  += mno-red-zone
+MULTILIB_DIRNAMES += no-red-zone
+
+# Build a 32bit libgcc as well
+MULTILIB_OPTIONS  += m32
+MULTILIB_DIRNAMES += 32
\ No newline at end of file
2016-09-27  Roland McGrath  <roland@hack.frob.com>

	PR other/77609
	* varasm.c (default_section_type_flags): Set SECTION_NOTYPE for
	any section for which we don't know a specific type it should have,
	regardless of name.  Previously this was done only for the exact
	names ".init_array", ".fini_array", and ".preinit_array".

diff --git a/gcc/varasm.c b/gcc/varasm.c
index b0f2af0..dcc9976 100644
--- a/gcc/varasm.c
+++ b/gcc/varasm.c
@@ -6193,15 +6193,20 @@ default_section_type_flags (tree decl, const char *name, int reloc)
       || strncmp (name, ".gnu.linkonce.tb.", 17) == 0)
     flags |= SECTION_TLS | SECTION_BSS;
 
-  /* These three sections have special ELF types.  They are neither
-     SHT_PROGBITS nor SHT_NOBITS, so when changing sections we don't
-     want to print a section type (@progbits or @nobits).  If someone
-     is silly enough to emit code or TLS variables to one of these
-     sections, then don't handle them specially.  */
-  if (!(flags & (SECTION_CODE | SECTION_BSS | SECTION_TLS))
-      && (strcmp (name, ".init_array") == 0
-	  || strcmp (name, ".fini_array") == 0
-	  || strcmp (name, ".preinit_array") == 0))
+  /* Various sections have special ELF types that the assembler will
+     assign by default based on the name.  They are neither SHT_PROGBITS
+     nor SHT_NOBITS, so when changing sections we don't want to print a
+     section type (@progbits or @nobits).  Rather than duplicating the
+     assembler's knowledge of what those special name patterns are, just
+     let the assembler choose the type if we don't know a specific
+     reason to set it to something other than the default.  SHT_PROGBITS
+     is the default for sections whose name is not specially known to
+     the assembler, so it does no harm to leave the choice to the
+     assembler when @progbits is the best thing we know to use.  If
+     someone is silly enough to emit code or TLS variables to one of
+     these sections, then don't handle them specially.  */
+  if (!(flags & (SECTION_CODE | SECTION_BSS | SECTION_TLS | SECTION_ENTSIZE))
+      && !(HAVE_COMDAT_GROUP && (flags & SECTION_LINKONCE)))
     flags |= SECTION_NOTYPE;
 
   return flags;
diff -dcprN gcc-6.2.0/config.sub gcc-6.2.0-fuchsia/config.sub
*** gcc-6.2.0/config.sub	2015-12-31 13:13:28.000000000 -0800
--- gcc-6.2.0-fuchsia/config.sub	2016-10-24 17:07:48.244523443 -0700
*************** case $os in
*** 1531,1536 ****
--- 1531,1539 ----
  		;;
  	-nacl*)
  		;;
+ 	-fuchsia*)
+ 		os=-fuchsia
+ 		;;
  	-none)
  		;;
  	*)
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/gcc/collect2.c gcc-6.2.0/gcc/collect2.c
*** gcc-6.2.0-fsf/gcc/collect2.c	2016-11-23 09:11:05.324188090 -0800
--- gcc-6.2.0/gcc/collect2.c	2016-11-30 13:50:14.585469484 -0800
*************** main (int argc, char **argv)
*** 1067,1074 ****
--- 1067,1076 ----
    if (signal (SIGQUIT, SIG_IGN) != SIG_IGN)
      signal (SIGQUIT, handler);
  #endif
+ #ifdef SIGINT
    if (signal (SIGINT, SIG_IGN) != SIG_IGN)
      signal (SIGINT, handler);
+ #endif
  #ifdef SIGALRM
    if (signal (SIGALRM, SIG_IGN) != SIG_IGN)
      signal (SIGALRM, handler);
*************** main (int argc, char **argv)
*** 1077,1084 ****
--- 1079,1088 ----
    if (signal (SIGHUP, SIG_IGN) != SIG_IGN)
      signal (SIGHUP, handler);
  #endif
+ #ifdef SIGSEGV
    if (signal (SIGSEGV, SIG_IGN) != SIG_IGN)
      signal (SIGSEGV, handler);
+ #endif
  #ifdef SIGBUS
    if (signal (SIGBUS, SIG_IGN) != SIG_IGN)
      signal (SIGBUS, handler);
*************** static void
*** 2307,2313 ****
--- 2311,2319 ----
  scan_prog_file (const char *prog_name, scanpass which_pass,
  		scanfilter filter)
  {
+ #ifdef SIGINT
    void (*int_handler) (int);
+ #endif
  #ifdef SIGQUIT
    void (*quit_handler) (int);
  #endif
*************** scan_prog_file (const char *prog_name, s
*** 2373,2379 ****
--- 2379,2387 ----
  	fatal_error (input_location, errmsg);
      }
  
+ #ifdef SIGINT
    int_handler  = (void (*) (int)) signal (SIGINT,  SIG_IGN);
+ #endif
  #ifdef SIGQUIT
    quit_handler = (void (*) (int)) signal (SIGQUIT, SIG_IGN);
  #endif
*************** scan_prog_file (const char *prog_name, s
*** 2499,2505 ****
--- 2507,2515 ----
  
    do_wait (nm_file_name, pex);
  
+ #ifdef SIGINT
    signal (SIGINT,  int_handler);
+ #endif
  #ifdef SIGQUIT
    signal (SIGQUIT, quit_handler);
  #endif
*************** scan_libraries (const char *prog_name)
*** 2571,2577 ****
--- 2581,2589 ----
  	fatal_error (input_location, errmsg);
      }
  
+ #ifdef SIGINT
    int_handler  = (void (*) (int)) signal (SIGINT,  SIG_IGN);
+ #endif
  #ifdef SIGQUIT
    quit_handler = (void (*) (int)) signal (SIGQUIT, SIG_IGN);
  #endif
*************** scan_libraries (const char *prog_name)
*** 2619,2625 ****
--- 2631,2639 ----
  
    do_wait (ldd_file_name, pex);
  
+ #ifdef SIGINT
    signal (SIGINT,  int_handler);
+ #endif
  #ifdef SIGQUIT
    signal (SIGQUIT, quit_handler);
  #endif
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/gcc/config/arm/fuchsia-elf.h gcc-6.2.0/gcc/config/arm/fuchsia-elf.h
*** gcc-6.2.0-fsf/gcc/config/arm/fuchsia-elf.h	1969-12-31 16:00:00.000000000 -0800
--- gcc-6.2.0/gcc/config/arm/fuchsia-elf.h	2016-11-21 19:10:12.382326720 -0800
***************
*** 0 ****
--- 1,31 ----
+ /* Configuration file for ARM Fuchsia ELF targets.
+    Copyright (C) 2016 Free Software Foundation, Inc.
+    Contributed by Google.
+ 
+    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.
+ 
+    You should have received a copy of the GNU General Public License
+    along with GCC; see the file COPYING3.  If not see
+    <http://www.gnu.org/licenses/>.  */
+ 
+ /* Use the BPABI builtins and the generic OS builtins.  */
+ #undef  TARGET_SUB_OS_CPP_BUILTINS
+ #define TARGET_SUB_OS_CPP_BUILTINS() 		\
+   TARGET_BPABI_CPP_BUILTINS()
+ 
+ /* Use the AAPCS ABI by default.  */
+ #undef ARM_DEFAULT_ABI
+ #define ARM_DEFAULT_ABI ARM_ABI_AAPCS
+ 
+ #define ARM_TARGET2_DWARF_FORMAT (DW_EH_PE_pcrel | DW_EH_PE_indirect)
+ 
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/gcc/config/fuchsia.h gcc-6.2.0/gcc/config/fuchsia.h
*** gcc-6.2.0-fsf/gcc/config/fuchsia.h	1969-12-31 16:00:00.000000000 -0800
--- gcc-6.2.0/gcc/config/fuchsia.h	2016-12-09 16:41:30.153720864 -0800
***************
*** 0 ****
--- 1,99 ----
+ /* Base configuration file for all Fuchsia targets.
+    Copyright (C) 2016 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.
+ 
+ You should have received a copy of the GNU General Public License
+ along with GCC; see the file COPYING3.  If not see
+ <http://www.gnu.org/licenses/>.  */
+ 
+ /* Common Fuchsia configuration.  */
+ 
+ /* In case we need to know.  */
+ #define USING_CONFIG_FUCHSIA 1
+ 
+ #undef  STARTFILE_SPEC
+ #define STARTFILE_SPEC "%{!shared: crt1%O%s} crtbegin%O%s"
+ 
+ #undef  ENDFILE_SPEC
+ #define ENDFILE_SPEC "crtend%O%s"
+ 
+ /* When neither pic nor pie has been specified, use PIE by default.  */
+ #undef  CC1_SPEC
+ #define CC1_SPEC "%{!fno-pic:%{!fno-PIC:%{!fpic:%{!fPIC:" \
+                    "%{!fno-pie:%{!fno-PIE:%{!fpie:%{!fPIE: -fPIE}}}}}}}}"
+ 
+ #undef  LIB_SPEC
+ #define LIB_SPEC "--start-group" \
+ 		 " -lmxio -lmagenta -lc -llaunchpad" \
+ 		 "%{!static: -lgcc_s}" \
+ 		 " --end-group"
+ 
+ #undef  LINK_SPEC
+ #define LINK_SPEC "-z max-page-size=4096" \
+ 		  " -z combreloc" \
+ 		  " -z relro" \
+ 		  " -z now" \
+ 		  " -z text" \
+ 		  "%{!hash-style: --hash-style=gnu}" \
+ 		  "%{!no-eh-frame-hdr: --eh-frame-hdr}" \
+ 		  "%{!no-build-id: --build-id}" \
+ 		  "%{shared: -shared}" \
+ 		  "%{!shared:%{!static:%{!dynamic-linker: -dynamic-linker=ld.so.1}}}"
+ 
+ /* We are using MUSL as our libc.  */
+ #undef  OPTION_MUSL
+ #define OPTION_MUSL 1
+ 
+ #ifndef TARGET_SUB_OS_CPP_BUILTINS
+ #define TARGET_SUB_OS_CPP_BUILTINS()
+ #endif
+ 
+ #undef  TARGET_OS_CPP_BUILTINS
+ #define TARGET_OS_CPP_BUILTINS()		\
+   do						\
+     {						\
+       builtin_define ("__fuchsia__");		\
+       TARGET_SUB_OS_CPP_BUILTINS();		\
+     }						\
+   while (false)
+ 
+ 
+ /* In fact we have ftw.h, but the function itself is unimplemented.  */
+ #undef HAVE_FTW_H
+ 
+ /* Functions that are implemented as stubs in libc.  */
+ #undef HAVE_GETRLIMIT
+ #undef HAVE_GETRUSAGE
+ #undef HAVE_REALPATH
+ #undef HAVE_SETRLIMIT
+ #undef HAVE_TIMES
+ 
+ /* No ioctl() support.  */
+ #undef TIOCGWINSZ
+ 
+ /* No signal() support.  */
+ #undef SIGABRT
+ #undef SIGALRM
+ #undef SIGBUS
+ #undef SIGCHLD
+ #undef SIGFPE
+ #undef SIGHUP
+ #undef SIGILL
+ #undef SIGINT
+ #undef SIGIOT
+ #undef SIGPIPE
+ #undef SIGQUIT
+ #undef SIGSEGV
+ #undef SIGTERM
+ 
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/gcc/config.gcc gcc-6.2.0/gcc/config.gcc
*** gcc-6.2.0-fsf/gcc/config.gcc	2016-11-23 09:11:05.804186203 -0800
--- gcc-6.2.0/gcc/config.gcc	2016-11-21 16:05:55.706051533 -0800
*************** case ${target} in
*** 710,715 ****
--- 710,718 ----
    esac
    use_gcc_stdint=wrap
    ;;
+ *-*-fuchsia*)
+   native_system_header_dir=/include
+   ;;
  *-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu)
    extra_options="$extra_options gnu-user.opt"
    gas=yes
*************** case ${target} in
*** 907,913 ****
  esac
  
  case ${target} in
! aarch64*-*-elf | aarch64*-*-rtems*)
  	tm_file="${tm_file} dbxelf.h elfos.h newlib-stdint.h"
  	tm_file="${tm_file} aarch64/aarch64-elf.h aarch64/aarch64-elf-raw.h"
  	tmake_file="${tmake_file} aarch64/t-aarch64"
--- 910,916 ----
  esac
  
  case ${target} in
! aarch64*-*-elf | aarch64*-*-fuchsia* | aarch64*-*-rtems*)
  	tm_file="${tm_file} dbxelf.h elfos.h newlib-stdint.h"
  	tm_file="${tm_file} aarch64/aarch64-elf.h aarch64/aarch64-elf-raw.h"
  	tmake_file="${tmake_file} aarch64/t-aarch64"
*************** aarch64*-*-elf | aarch64*-*-rtems*)
*** 915,920 ****
--- 918,926 ----
  	aarch64-*-elf*)
  		use_gcc_stdint=wrap
  		;;
+         aarch64-*-fuchsia*)
+                 tm_file="${tm_file} fuchsia.h"
+                 ;;
  	aarch64-*-rtems*)
  	  	tm_file="${tm_file} rtems.h aarch64/rtems.h"
  		;;
*************** arm*-*-uclinux*eabi*)		# ARM ucLinux
*** 1097,1103 ****
  	# The EABI requires the use of __cxa_atexit.
  	default_use_cxa_atexit=yes
  	;;
! arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtems*)
  	case ${target} in
  	arm*eb-*-eabi*)
  	  tm_defines="${tm_defines} TARGET_BIG_ENDIAN_DEFAULT=1"
--- 1103,1109 ----
  	# The EABI requires the use of __cxa_atexit.
  	default_use_cxa_atexit=yes
  	;;
! arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtems* | arm*-*-fuchsia*)
  	case ${target} in
  	arm*eb-*-eabi*)
  	  tm_defines="${tm_defines} TARGET_BIG_ENDIAN_DEFAULT=1"
*************** arm*-*-eabi* | arm*-*-symbianelf* | arm*
*** 1111,1116 ****
--- 1117,1126 ----
  	  tmake_file="${tmake_file} arm/t-bpabi"
  	  use_gcc_stdint=wrap
  	  ;;
+ 	arm*-*-fuchsia*)
+ 	  tm_file="${tm_file} fuchsia.h arm/fuchsia-elf.h glibc-stdint.h"
+ 	  tmake_file="${tmake_file} arm/t-bpabi"
+ 	  ;;
  	arm*-*-rtems*)
  	  tm_file="${tm_file} rtems.h arm/rtems.h newlib-stdint.h"
  	  tmake_file="${tmake_file} arm/t-bpabi arm/t-rtems"
*************** i[34567]86-*-elf*)
*** 1418,1423 ****
--- 1428,1434 ----
  	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h newlib-stdint.h i386/i386elf.h"
  	;;
  x86_64-*-elf*)
+ 	tmake_file="${tmake_file} i386/t-x86_64-elf"
  	tm_file="${tm_file} i386/unix.h i386/att.h dbxelf.h elfos.h newlib-stdint.h i386/i386elf.h i386/x86-64.h"
  	;;
  x86_64-*-rtems*)
*************** i[34567]86-*-interix[3-9]*)
*** 1791,1796 ****
--- 1802,1811 ----
  		tm_file="${tm_file} dbxcoff.h"
  	fi
  	;;
+ x86_64-*-fuchsia*)
+ 	tmake_file="${tmake_file} i386/t-x86_64-elf"
+ 	tm_file="${tm_file} i386/unix.h i386/att.h elfos.h newlib-stdint.h i386/i386elf.h i386/x86-64.h fuchsia.h"
+ 	;;
  ia64*-*-elf*)
  	tm_file="${tm_file} dbxelf.h elfos.h newlib-stdint.h ia64/sysv4.h ia64/elf.h"
  	tmake_file="ia64/t-ia64"
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/gcc/config.host gcc-6.2.0/gcc/config.host
*** gcc-6.2.0-fsf/gcc/config.host	2016-11-23 09:10:49.908248680 -0800
--- gcc-6.2.0/gcc/config.host	2016-11-21 18:57:29.749649894 -0800
*************** case ${host} in
*** 99,105 ****
  esac
  
  case ${host} in
!   aarch64*-*-linux*)
      case ${target} in
        aarch64*-*-*)
  	host_extra_gcc_objs="driver-aarch64.o"
--- 99,105 ----
  esac
  
  case ${host} in
!   aarch64*-*-linux* | aarch64*-*-fuchsia*)
      case ${target} in
        aarch64*-*-*)
  	host_extra_gcc_objs="driver-aarch64.o"
*************** case ${host} in
*** 107,113 ****
  	;;
      esac
      ;;
!   arm*-*-freebsd* | arm*-*-linux*)
      case ${target} in
        arm*-*-*)
  	host_extra_gcc_objs="driver-arm.o"
--- 107,113 ----
  	;;
      esac
      ;;
!   arm*-*-freebsd* | arm*-*-linux* | arm*-*-fuchsia*)
      case ${target} in
        arm*-*-*)
  	host_extra_gcc_objs="driver-arm.o"
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/gcc/configure gcc-6.2.0/gcc/configure
*** gcc-6.2.0-fsf/gcc/configure	2016-11-23 09:11:05.200188577 -0800
--- gcc-6.2.0/gcc/configure	2016-11-30 12:34:30.868394376 -0800
*************** if test -z "$aix_libpath"; then aix_libp
*** 16703,16708 ****
--- 16703,16715 ----
        hardcode_shlibpath_var=no
        ;;
  
+     fuchsia*)
+       archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
+       hardcode_libdir_flag_spec='-R$libdir'
+       hardcode_direct=yes
+       hardcode_shlibpath_var=no
+       ;;
+ 
      hpux9*)
        if test "$GCC" = yes; then
  	archive_cmds='$RM $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
*************** freebsd* | dragonfly*)
*** 17638,17643 ****
--- 17645,17656 ----
    esac
    ;;
  
+ fuchsia*)
+   library_names_spec='${libname}${shared_ext}'
+   need_lib_prefix=no
+   need_version=no
+   ;;
+ 
  gnu*)
    version_type=linux
    need_lib_prefix=no
*************** fi
*** 18241,18246 ****
--- 18254,18264 ----
  
      ;;
  
+   fuchsia*)
+     lt_cv_dlopen="dlopen"
+     lt_cv_dlopen_libs=
+     ;;
+ 
    *)
      ac_fn_c_check_func "$LINENO" "shl_load" "ac_cv_func_shl_load"
  if test "x$ac_cv_func_shl_load" = x""yes; then :
*************** else
*** 18453,18459 ****
    lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
    lt_status=$lt_dlunknown
    cat > conftest.$ac_ext <<_LT_EOF
! #line 18456 "configure"
  #include "confdefs.h"
  
  #if HAVE_DLFCN_H
--- 18471,18477 ----
    lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
    lt_status=$lt_dlunknown
    cat > conftest.$ac_ext <<_LT_EOF
! #line 18474 "configure"
  #include "confdefs.h"
  
  #if HAVE_DLFCN_H
*************** else
*** 18559,18565 ****
    lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
    lt_status=$lt_dlunknown
    cat > conftest.$ac_ext <<_LT_EOF
! #line 18562 "configure"
  #include "confdefs.h"
  
  #if HAVE_DLFCN_H
--- 18577,18583 ----
    lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
    lt_status=$lt_dlunknown
    cat > conftest.$ac_ext <<_LT_EOF
! #line 18580 "configure"
  #include "confdefs.h"
  
  #if HAVE_DLFCN_H
*************** freebsd* | dragonfly*)
*** 21298,21303 ****
--- 21316,21327 ----
    esac
    ;;
  
+ fuchsia*)
+   library_names_spec='${libname}${shared_ext}'
+   need_lib_prefix=no
+   need_version=no
+   ;;
+ 
  gnu*)
    version_type=linux
    need_lib_prefix=no
*************** fi
*** 29375,29388 ****
  
  
  # Check if -fno-PIE works.
! { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -fno-PIE option" >&5
  $as_echo_n "checking for -fno-PIE option... " >&6; }
  if test "${gcc_cv_c_no_fpie+set}" = set; then :
    $as_echo_n "(cached) " >&6
  else
    saved_CXXFLAGS="$CXXFLAGS"
!    CXXFLAGS="$CXXFLAGS -fno-PIE"
!    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
  int main(void) {return 0;}
  _ACEOF
--- 29399,29417 ----
  
  
  # Check if -fno-PIE works.
! case $host_os in
!   fuchsia*)
!     # Fuchsia requires PIE binaries
!     ;;
!   *)
!     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -fno-PIE option" >&5
  $as_echo_n "checking for -fno-PIE option... " >&6; }
  if test "${gcc_cv_c_no_fpie+set}" = set; then :
    $as_echo_n "(cached) " >&6
  else
    saved_CXXFLAGS="$CXXFLAGS"
!        CXXFLAGS="$CXXFLAGS -fno-PIE"
!        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
  int main(void) {return 0;}
  _ACEOF
*************** else
*** 29392,29415 ****
    gcc_cv_c_no_fpie=no
  fi
  rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
!    CXXFLAGS="$saved_CXXFLAGS"
  fi
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_c_no_fpie" >&5
  $as_echo "$gcc_cv_c_no_fpie" >&6; }
! if test "$gcc_cv_c_no_fpie" = "yes"; then
!   NO_PIE_CFLAGS="-fno-PIE"
! fi
  
  
  # Check if -no-pie works.
! { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -no-pie option" >&5
  $as_echo_n "checking for -no-pie option... " >&6; }
  if test "${gcc_cv_no_pie+set}" = set; then :
    $as_echo_n "(cached) " >&6
  else
    saved_LDFLAGS="$LDFLAGS"
!    LDFLAGS="$LDFLAGS -no-pie"
!    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
  int main(void) {return 0;}
  _ACEOF
--- 29421,29451 ----
    gcc_cv_c_no_fpie=no
  fi
  rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
!        CXXFLAGS="$saved_CXXFLAGS"
  fi
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_c_no_fpie" >&5
  $as_echo "$gcc_cv_c_no_fpie" >&6; }
!     if test "$gcc_cv_c_no_fpie" = "yes"; then
!       NO_PIE_CFLAGS="-fno-PIE"
!     fi
!     ;;
! esac
  
  
  # Check if -no-pie works.
! case $host_os in
!   fuchsia*)
!     # Fuchsia requires PIE binaries
!     ;;
!   *)
!     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -no-pie option" >&5
  $as_echo_n "checking for -no-pie option... " >&6; }
  if test "${gcc_cv_no_pie+set}" = set; then :
    $as_echo_n "(cached) " >&6
  else
    saved_LDFLAGS="$LDFLAGS"
!        LDFLAGS="$LDFLAGS -no-pie"
!        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
  /* end confdefs.h.  */
  int main(void) {return 0;}
  _ACEOF
*************** else
*** 29420,29432 ****
  fi
  rm -f core conftest.err conftest.$ac_objext \
      conftest$ac_exeext conftest.$ac_ext
!    LDFLAGS="$saved_LDFLAGS"
  fi
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_no_pie" >&5
  $as_echo "$gcc_cv_no_pie" >&6; }
! if test "$gcc_cv_no_pie" = "yes"; then
!   NO_PIE_FLAG="-no-pie"
! fi
  
  
  # Check linker supports '-z bndplt'
--- 29456,29470 ----
  fi
  rm -f core conftest.err conftest.$ac_objext \
      conftest$ac_exeext conftest.$ac_ext
!        LDFLAGS="$saved_LDFLAGS"
  fi
  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_no_pie" >&5
  $as_echo "$gcc_cv_no_pie" >&6; }
!     if test "$gcc_cv_no_pie" = "yes"; then
!       NO_PIE_FLAG="-no-pie"
!     fi
!     ;;
! esac
  
  
  # Check linker supports '-z bndplt'
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/gcc/configure.ac gcc-6.2.0/gcc/configure.ac
*** gcc-6.2.0-fsf/gcc/configure.ac	2016-11-23 09:11:05.952185621 -0800
--- gcc-6.2.0/gcc/configure.ac	2016-11-30 12:31:48.821079660 -0800
*************** fi
*** 6086,6116 ****
  AC_SUBST([enable_default_pie])
  
  # Check if -fno-PIE works.
! AC_CACHE_CHECK([for -fno-PIE option],
!   [gcc_cv_c_no_fpie],
!   [saved_CXXFLAGS="$CXXFLAGS"
!    CXXFLAGS="$CXXFLAGS -fno-PIE"
!    AC_COMPILE_IFELSE([int main(void) {return 0;}],
!      [gcc_cv_c_no_fpie=yes],
!      [gcc_cv_c_no_fpie=no])
!    CXXFLAGS="$saved_CXXFLAGS"])
! if test "$gcc_cv_c_no_fpie" = "yes"; then
!   NO_PIE_CFLAGS="-fno-PIE"
! fi
  AC_SUBST([NO_PIE_CFLAGS])
  
  # Check if -no-pie works.
! AC_CACHE_CHECK([for -no-pie option],
!   [gcc_cv_no_pie],
!   [saved_LDFLAGS="$LDFLAGS"
!    LDFLAGS="$LDFLAGS -no-pie"
!    AC_LINK_IFELSE([int main(void) {return 0;}],
!      [gcc_cv_no_pie=yes],
!      [gcc_cv_no_pie=no])
!    LDFLAGS="$saved_LDFLAGS"])
! if test "$gcc_cv_no_pie" = "yes"; then
!   NO_PIE_FLAG="-no-pie"
! fi
  AC_SUBST([NO_PIE_FLAG])
  
  # Check linker supports '-z bndplt'
--- 6086,6130 ----
  AC_SUBST([enable_default_pie])
  
  # Check if -fno-PIE works.
! case $host_os in
!   fuchsia*)
!     # Fuchsia requires PIE binaries
!     ;;
!   *)
!     AC_CACHE_CHECK([for -fno-PIE option],
!       [gcc_cv_c_no_fpie],
!       [saved_CXXFLAGS="$CXXFLAGS"
!        CXXFLAGS="$CXXFLAGS -fno-PIE"
!        AC_COMPILE_IFELSE([int main(void) {return 0;}],
!          [gcc_cv_c_no_fpie=yes],
!          [gcc_cv_c_no_fpie=no])
!        CXXFLAGS="$saved_CXXFLAGS"])
!     if test "$gcc_cv_c_no_fpie" = "yes"; then
!       NO_PIE_CFLAGS="-fno-PIE"
!     fi
!     ;;
! esac
  AC_SUBST([NO_PIE_CFLAGS])
  
  # Check if -no-pie works.
! case $host_os in
!   fuchsia*)
!     # Fuchsia requires PIE binaries
!     ;;
!   *)
!     AC_CACHE_CHECK([for -no-pie option],
!       [gcc_cv_no_pie],
!       [saved_LDFLAGS="$LDFLAGS"
!        LDFLAGS="$LDFLAGS -no-pie"
!        AC_LINK_IFELSE([int main(void) {return 0;}],
!          [gcc_cv_no_pie=yes],
!          [gcc_cv_no_pie=no])
!        LDFLAGS="$saved_LDFLAGS"])
!     if test "$gcc_cv_no_pie" = "yes"; then
!       NO_PIE_FLAG="-no-pie"
!     fi
!     ;;
! esac
  AC_SUBST([NO_PIE_FLAG])
  
  # Check linker supports '-z bndplt'
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/gcc/gcc.c gcc-6.2.0/gcc/gcc.c
*** gcc-6.2.0-fsf/gcc/gcc.c	2016-11-23 09:11:05.472187508 -0800
--- gcc-6.2.0/gcc/gcc.c	2016-11-30 13:46:59.158288993 -0800
*************** driver::global_initializations ()
*** 7255,7268 ****
--- 7255,7272 ----
    if (atexit (delete_temp_files) != 0)
      fatal_error (input_location, "atexit failed");
  
+ #ifdef SIGINT
    if (signal (SIGINT, SIG_IGN) != SIG_IGN)
      signal (SIGINT, fatal_signal);
+ #endif
  #ifdef SIGHUP
    if (signal (SIGHUP, SIG_IGN) != SIG_IGN)
      signal (SIGHUP, fatal_signal);
  #endif
+ #ifdef SIGTERM
    if (signal (SIGTERM, SIG_IGN) != SIG_IGN)
      signal (SIGTERM, fatal_signal);
+ #endif
  #ifdef SIGPIPE
    if (signal (SIGPIPE, SIG_IGN) != SIG_IGN)
      signal (SIGPIPE, fatal_signal);
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/libgcc/config/arm/unwind-arm.h gcc-6.2.0/libgcc/config/arm/unwind-arm.h
*** gcc-6.2.0-fsf/libgcc/config/arm/unwind-arm.h	2016-11-23 09:11:08.272176504 -0800
--- gcc-6.2.0/libgcc/config/arm/unwind-arm.h	2016-11-21 15:14:40.515788234 -0800
*************** extern "C" {
*** 49,55 ****
  	return 0;
  
  #if (defined(linux) && !defined(__uClinux__)) || defined(__NetBSD__) \
!     || defined(__FreeBSD__)
        /* Pc-relative indirect.  */
  #define _GLIBCXX_OVERRIDE_TTYPE_ENCODING (DW_EH_PE_pcrel | DW_EH_PE_indirect)
        tmp += ptr;
--- 49,55 ----
  	return 0;
  
  #if (defined(linux) && !defined(__uClinux__)) || defined(__NetBSD__) \
!     || defined(__FreeBSD__) || defined(__fuchsia__)
        /* Pc-relative indirect.  */
  #define _GLIBCXX_OVERRIDE_TTYPE_ENCODING (DW_EH_PE_pcrel | DW_EH_PE_indirect)
        tmp += ptr;
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/libgcc/config/t-slibgcc-fuchsia gcc-6.2.0/libgcc/config/t-slibgcc-fuchsia
*** gcc-6.2.0-fsf/libgcc/config/t-slibgcc-fuchsia	1969-12-31 16:00:00.000000000 -0800
--- gcc-6.2.0/libgcc/config/t-slibgcc-fuchsia	2016-11-16 08:49:38.427039926 -0800
***************
*** 0 ****
--- 1,22 ----
+ # Copyright (C) 2016 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.
+ #
+ # You should have received a copy of the GNU General Public License
+ # along with GCC; see the file COPYING3.  If not see
+ # <http://www.gnu.org/licenses/>.
+ 
+ # Fuchsia-specific shared library overrides.
+ 
+ SHLIB_LDFLAGS = -Wl,--soname=$(SHLIB_SONAME) \
+                 $(LDFLAGS)
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/libgcc/config.host gcc-6.2.0/libgcc/config.host
*** gcc-6.2.0-fsf/libgcc/config.host	2016-11-23 09:11:08.440175844 -0800
--- gcc-6.2.0/libgcc/config.host	2016-12-08 12:43:21.452060382 -0800
*************** case ${host} in
*** 230,235 ****
--- 230,239 ----
        ;;
    esac
    ;;
+ *-*-fuchsia*)
+   tmake_file="$tmake_file t-crtstuff-pic t-libgcc-pic t-eh-dw2-dip t-slibgcc t-slibgcc-fuchsia"
+   extra_parts="crtbegin.o crtend.o"
+   ;;
  *-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu)
    tmake_file="$tmake_file t-crtstuff-pic t-libgcc-pic t-eh-dw2-dip t-slibgcc t-slibgcc-gld t-slibgcc-elf-ver t-linux"
    extra_parts="crtbegin.o crtbeginS.o crtbeginT.o crtend.o crtendS.o"
*************** aarch64*-*-elf | aarch64*-*-rtems*)
*** 333,338 ****
--- 337,346 ----
  	tmake_file="${tmake_file} ${cpu_type}/t-aarch64"
  	tmake_file="${tmake_file} ${cpu_type}/t-softfp t-softfp t-crtfm"
  	;;
+ aarch64*-*-fuchsia*)
+ 	tmake_file="${tmake_file} ${cpu_type}/t-aarch64"
+ 	tmake_file="${tmake_file} ${cpu_type}/t-softfp t-softfp"
+ 	;;
  aarch64*-*-linux*)
  	extra_parts="$extra_parts crtfastmath.o"
  	md_unwind_header=aarch64/linux-unwind.h
*************** arm*-*-freebsd*)                # ARM Fr
*** 383,388 ****
--- 391,402 ----
  	unwind_header=config/arm/unwind-arm.h
  	tmake_file="${tmake_file} t-softfp-sfdf t-softfp-excl arm/t-softfp t-softfp"
  	;;
+ arm*-*-fuchsia*)
+ 	tmake_file="${tmake_file} arm/t-arm arm/t-elf arm/t-bpabi"
+ 	tmake_file="${tmake_file} arm/tsoftfp t-softfp"
+ 	tm_file="${tm_file} arm/bpabi-lib.h"
+ 	unwind_header=config/arm/unwind-arm.h
+ 	;;
  arm*-*-netbsdelf*)
  	tmake_file="$tmake_file arm/t-arm arm/t-netbsd t-slibgcc-gld-nover"
  	;;
*************** i[34567]86-*-elfiamcu)
*** 577,584 ****
  i[34567]86-*-elf*)
  	tmake_file="$tmake_file i386/t-crtstuff t-crtstuff-pic t-libgcc-pic"
  	;;
! x86_64-*-elf* | x86_64-*-rtems*)
! 	tmake_file="$tmake_file i386/t-crtstuff t-crtstuff-pic t-libgcc-pic"
  	;;
  i[34567]86-*-dragonfly*)
  	tmake_file="${tmake_file} i386/t-dragonfly i386/t-crtstuff"
--- 591,598 ----
  i[34567]86-*-elf*)
  	tmake_file="$tmake_file i386/t-crtstuff t-crtstuff-pic t-libgcc-pic"
  	;;
! x86_64-*-elf* | x86_64-*-rtems* | x86_64-*-fuchsia*)
! 	tmake_file="$tmake_file t-libgcc-pic"
  	;;
  i[34567]86-*-dragonfly*)
  	tmake_file="${tmake_file} i386/t-dragonfly i386/t-crtstuff"
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/libiberty/pex-unix.c gcc-6.2.0/libiberty/pex-unix.c
*** gcc-6.2.0-fsf/libiberty/pex-unix.c	2016-11-23 09:11:07.752178546 -0800
--- gcc-6.2.0/libiberty/pex-unix.c	2016-12-09 16:42:25.553491646 -0800
*************** extern int errno;
*** 60,65 ****
--- 60,71 ----
  #include <process.h>
  #endif
  
+ #ifdef __fuchsia__
+ #include <launchpad/launchpad.h>
+ #include <magenta/syscalls.h>
+ #include <magenta/syscalls/object.h>
+ #endif
+ 
  #ifdef vfork /* Autoconf may define this to fork for us. */
  # define VFORK_STRING "fork"
  #else
*************** to_ptr32 (char **ptr64)
*** 120,126 ****
  
  static pid_t pex_wait (struct pex_obj *, pid_t, int *, struct pex_time *);
  
! #ifdef HAVE_WAIT4
  
  static pid_t
  pex_wait (struct pex_obj *obj ATTRIBUTE_UNUSED, pid_t pid, int *status,
--- 126,162 ----
  
  static pid_t pex_wait (struct pex_obj *, pid_t, int *, struct pex_time *);
  
! #ifdef __fuchsia__
! 
! static pid_t
! pex_wait (struct pex_obj *obj ATTRIBUTE_UNUSED, pid_t pid, int *status,
!           struct pex_time *time ATTRIBUTE_UNUSED)
! {
!   mx_status_t wait_result, procinfo_result;
!   mx_info_process_t proc_info;
! 
!   /* We don't support waiting on multiple pids.  */
!   if (pid <= 0)
!     return -1;
! 
!   wait_result = mx_handle_wait_one ((mx_handle_t) pid, MX_SIGNAL_SIGNALED,
! 				    MX_TIME_INFINITE, NULL);
! 
!   if (wait_result != NO_ERROR)
!     return -1;
! 
!   procinfo_result = mx_object_get_info ((mx_handle_t) pid, MX_INFO_PROCESS,
! 					&proc_info, sizeof (proc_info), NULL,
! 					NULL);
! 
!   if (procinfo_result != NO_ERROR)
!     return -1;
! 
!   *status = proc_info.return_code;
!   return pid;
! }
! 
! #elif defined(HAVE_WAIT4)
  
  static pid_t
  pex_wait (struct pex_obj *obj ATTRIBUTE_UNUSED, pid_t pid, int *status,
*************** pex_child_error (struct pex_obj *obj, co
*** 391,397 ****
  
  /* Execute a child.  */
  
! #if defined(HAVE_SPAWNVE) && defined(HAVE_SPAWNVPE)
  /* Implementation of pex->exec_child using the Cygwin spawn operation.  */
  
  /* Subroutine of pex_unix_exec_child.  Move OLD_FD to a new file descriptor
--- 427,433 ----
  
  /* Execute a child.  */
  
! #if defined(__fuchsia__) || (defined(HAVE_SPAWNVE) && defined(HAVE_SPAWNVPE))
  /* Implementation of pex->exec_child using the Cygwin spawn operation.  */
  
  /* Subroutine of pex_unix_exec_child.  Move OLD_FD to a new file descriptor
*************** pex_unix_exec_child (struct pex_obj *obj
*** 547,556 ****
--- 583,605 ----
      {
        typedef const char * const *cc_cp;
  
+ #ifdef __fuchsia__
+       {
+ 	int argc;
+ 
+ 	/* Count the number of arguments.  */
+ 	for (argc = 0; argv[argc]; argc++)
+ 	  ;
+ 
+         /* TODO: Implement PATH search for PEX_SEARCH option.  */
+         pid = launchpad_launch_mxio (executable, argc, argv);
+       }
+ #else
        if (flags & PEX_SEARCH)
  	pid = spawnvpe (_P_NOWAITO, executable, (cc_cp)argv, (cc_cp)env);
        else
  	pid = spawnve (_P_NOWAITO, executable, (cc_cp)argv, (cc_cp)env);
+ #endif
  
        if (pid > 0)
  	break;
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/libstdc++-v3/configure gcc-6.2.0/libstdc++-v3/configure
*** gcc-6.2.0-fsf/libstdc++-v3/configure	2016-11-23 09:10:40.968283817 -0800
--- gcc-6.2.0/libstdc++-v3/configure	2016-11-16 08:49:38.447039849 -0800
*************** if test -z "$aix_libpath"; then aix_libp
*** 9825,9830 ****
--- 9825,9837 ----
        hardcode_shlibpath_var=no
        ;;
  
+     fuchsia*)
+       archive_cmds='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
+       hardcode_libdir_flag_spec='-R$libdir'
+       hardcode_direct=yes
+       hardcode_shlibpath_var=no
+       ;;
+ 
      hpux9*)
        if test "$GCC" = yes; then
  	archive_cmds='$RM $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
*************** freebsd* | dragonfly*)
*** 10763,10768 ****
--- 10770,10781 ----
    esac
    ;;
  
+ fuchsia*)
+   library_names_spec='${libname}${shared_ext}'
+   need_lib_prefix=no
+   need_version=no
+   ;;
+ 
  gnu*)
    version_type=linux
    need_lib_prefix=no
*************** fi
*** 11372,11377 ****
--- 11385,11395 ----
  
      ;;
  
+   fuchsia*)
+     lt_cv_dlopen="dlopen"
+     lt_cv_dlopen_libs=
+     ;;
+ 
    *)
      ac_fn_c_check_func "$LINENO" "shl_load" "ac_cv_func_shl_load"
  if test "x$ac_cv_func_shl_load" = x""yes; then :
*************** else
*** 11596,11602 ****
    lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
    lt_status=$lt_dlunknown
    cat > conftest.$ac_ext <<_LT_EOF
! #line 11599 "configure"
  #include "confdefs.h"
  
  #if HAVE_DLFCN_H
--- 11614,11620 ----
    lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
    lt_status=$lt_dlunknown
    cat > conftest.$ac_ext <<_LT_EOF
! #line 11617 "configure"
  #include "confdefs.h"
  
  #if HAVE_DLFCN_H
*************** else
*** 11702,11708 ****
    lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
    lt_status=$lt_dlunknown
    cat > conftest.$ac_ext <<_LT_EOF
! #line 11705 "configure"
  #include "confdefs.h"
  
  #if HAVE_DLFCN_H
--- 11720,11726 ----
    lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
    lt_status=$lt_dlunknown
    cat > conftest.$ac_ext <<_LT_EOF
! #line 11723 "configure"
  #include "confdefs.h"
  
  #if HAVE_DLFCN_H
*************** freebsd* | dragonfly*)
*** 14447,14452 ****
--- 14465,14476 ----
    esac
    ;;
  
+ fuchsia*)
+   library_names_spec='${libname}${shared_ext}'
+   need_lib_prefix=no
+   need_version=no
+   ;;
+ 
  gnu*)
    version_type=linux
    need_lib_prefix=no
*************** $as_echo "$glibcxx_cv_atomic_long_long"
*** 15388,15394 ****
    # Fake what AC_TRY_COMPILE does.
  
      cat > conftest.$ac_ext << EOF
! #line 15391 "configure"
  int main()
  {
    typedef bool atomic_type;
--- 15412,15418 ----
    # Fake what AC_TRY_COMPILE does.
  
      cat > conftest.$ac_ext << EOF
! #line 15415 "configure"
  int main()
  {
    typedef bool atomic_type;
*************** $as_echo "$glibcxx_cv_atomic_bool" >&6;
*** 15423,15429 ****
      rm -f conftest*
  
      cat > conftest.$ac_ext << EOF
! #line 15426 "configure"
  int main()
  {
    typedef short atomic_type;
--- 15447,15453 ----
      rm -f conftest*
  
      cat > conftest.$ac_ext << EOF
! #line 15450 "configure"
  int main()
  {
    typedef short atomic_type;
*************** $as_echo "$glibcxx_cv_atomic_short" >&6;
*** 15458,15464 ****
      rm -f conftest*
  
      cat > conftest.$ac_ext << EOF
! #line 15461 "configure"
  int main()
  {
    // NB: _Atomic_word not necessarily int.
--- 15482,15488 ----
      rm -f conftest*
  
      cat > conftest.$ac_ext << EOF
! #line 15485 "configure"
  int main()
  {
    // NB: _Atomic_word not necessarily int.
*************** $as_echo "$glibcxx_cv_atomic_int" >&6; }
*** 15494,15500 ****
      rm -f conftest*
  
      cat > conftest.$ac_ext << EOF
! #line 15497 "configure"
  int main()
  {
    typedef long long atomic_type;
--- 15518,15524 ----
      rm -f conftest*
  
      cat > conftest.$ac_ext << EOF
! #line 15521 "configure"
  int main()
  {
    typedef long long atomic_type;
*************** $as_echo "$as_me: WARNING: Performance o
*** 15573,15579 ****
    # unnecessary for this test.
  
      cat > conftest.$ac_ext << EOF
! #line 15576 "configure"
  int main()
  {
    _Decimal32 d1;
--- 15597,15603 ----
    # unnecessary for this test.
  
      cat > conftest.$ac_ext << EOF
! #line 15600 "configure"
  int main()
  {
    _Decimal32 d1;
*************** ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
*** 15615,15621 ****
    # unnecessary for this test.
  
      cat > conftest.$ac_ext << EOF
! #line 15618 "configure"
  template<typename T1, typename T2>
    struct same
    { typedef T2 type; };
--- 15639,15645 ----
    # unnecessary for this test.
  
      cat > conftest.$ac_ext << EOF
! #line 15642 "configure"
  template<typename T1, typename T2>
    struct same
    { typedef T2 type; };
*************** $as_echo "$enable_int128" >&6; }
*** 15649,15655 ****
      rm -f conftest*
  
      cat > conftest.$ac_ext << EOF
! #line 15652 "configure"
  template<typename T1, typename T2>
    struct same
    { typedef T2 type; };
--- 15673,15679 ----
      rm -f conftest*
  
      cat > conftest.$ac_ext << EOF
! #line 15676 "configure"
  template<typename T1, typename T2>
    struct same
    { typedef T2 type; };
*************** $as_echo "$ac_ld_relro" >&6; }
*** 53130,53135 ****
--- 53154,53165 ----
  
      fi
      ;;
+ 
+   *-fuchsia*)
+     SECTION_FLAGS='-ffunction-sections -fdata-sections'
+     SECTION_LDFLAGS='-Wl,--gc-sections $SECTION_LDFLAGS'
+     ;;
+ 
    *-hpux*)
      SECTION_FLAGS='-ffunction-sections -fdata-sections'
  
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/libstdc++-v3/crossconfig.m4 gcc-6.2.0/libstdc++-v3/crossconfig.m4
*** gcc-6.2.0-fsf/libstdc++-v3/crossconfig.m4	2016-11-23 09:10:41.352282308 -0800
--- gcc-6.2.0/libstdc++-v3/crossconfig.m4	2016-11-16 08:49:38.451039834 -0800
*************** case "${host}" in
*** 107,112 ****
--- 107,118 ----
        AC_DEFINE(HAVE_ISNANL)
      fi
      ;;
+ 
+   *-fuchsia*)
+     SECTION_FLAGS='-ffunction-sections -fdata-sections'
+     SECTION_LDFLAGS='-Wl,--gc-sections $SECTION_LDFLAGS'
+     ;;
+ 
    *-hpux*)
      SECTION_FLAGS='-ffunction-sections -fdata-sections'
      AC_SUBST(SECTION_FLAGS)
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/libtool.m4 gcc-6.2.0/libtool.m4
*** gcc-6.2.0-fsf/libtool.m4	2016-11-23 09:11:07.960177729 -0800
--- gcc-6.2.0/libtool.m4	2016-12-09 14:52:40.904402887 -0800
*************** else
*** 1748,1753 ****
--- 1748,1758 ----
      ])
      ;;
  
+   fuchsia*)
+     lt_cv_dlopen="dlopen"
+     lt_cv_dlopen_libs=
+     ;;
+ 
    *)
      AC_CHECK_FUNC([shl_load],
  	  [lt_cv_dlopen="shl_load"],
*************** freebsd* | dragonfly*)
*** 2323,2328 ****
--- 2328,2342 ----
    esac
    ;;
  
+ fuchsia*)
+   need_lib_prefix=no
+   need_version=no
+   dynamic_linker="$host_os ld.so.1"
+   library_names_spec='$libname$shared_ext'
+   soname_spec='$libname$shared_ext'
+   sys_lib_dlsearch_path_spec='/system/lib /boot/lib'
+   ;;
+ 
  gnu*)
    version_type=linux
    need_lib_prefix=no
*************** freebsd* | dragonfly*)
*** 3047,3052 ****
--- 3061,3070 ----
    fi
    ;;
  
+ fuchsia*)
+   lt_cv_deplibs_check_method=pass_all
+   ;;
+ 
  gnu*)
    lt_cv_deplibs_check_method=pass_all
    ;;
*************** m4_if([$1], [CXX], [
*** 3604,3610 ****
        esac
        ;;
  
!     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
        # PIC is the default for these OSes.
        ;;
      mingw* | cygwin* | os2* | pw32* | cegcc*)
--- 3622,3628 ----
        esac
        ;;
  
!     beos* | fuchsia* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
        # PIC is the default for these OSes.
        ;;
      mingw* | cygwin* | os2* | pw32* | cegcc*)
*************** m4_if([$1], [CXX], [
*** 3694,3699 ****
--- 3712,3722 ----
        freebsd* | dragonfly*)
  	# FreeBSD uses GNU C++
  	;;
+       fuchsia* )
+ 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
+ 	_LT_TAGVAR(lt_prog_compiler_pic, $1)=
+ 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
+ 	;;
        hpux9* | hpux10* | hpux11*)
  	case $cc_basename in
  	  CC*)
diff -rdcp --unidirectional-new-file gcc-6.2.0-fsf/Makefile.in gcc-6.2.0/Makefile.in
*** gcc-6.2.0-fsf/Makefile.in	2016-11-23 09:11:07.960177729 -0800
--- gcc-6.2.0/Makefile.in	2016-12-08 13:11:05.048744794 -0800
*************** BASE_TARGET_EXPORTS = \
*** 287,292 ****
--- 287,293 ----
  	LDFLAGS="$(LDFLAGS_FOR_TARGET)"; export LDFLAGS; \
  	LIPO="$(LIPO_FOR_TARGET)"; export LIPO; \
  	NM="$(COMPILER_NM_FOR_TARGET)"; export NM; \
+ 	NO_PIE_CFLAGS="$(NO_PIE_CFLAGS_FOR_TARGET)"; export NO_PIE_CFLAGS; \
  	OBJDUMP="$(OBJDUMP_FOR_TARGET)"; export OBJDUMP; \
  	OBJCOPY="$(OBJCOPY_FOR_TARGET)"; export OBJCOPY; \
  	RANLIB="$(RANLIB_FOR_TARGET)"; export RANLIB; \
*************** EXTRA_TARGET_FLAGS = \
*** 869,874 ****
--- 870,876 ----
  	'LIBCFLAGS=$$(LIBCFLAGS_FOR_TARGET)' \
  	'LIBCXXFLAGS=$$(LIBCXXFLAGS_FOR_TARGET)' \
  	'NM=$(COMPILER_NM_FOR_TARGET)' \
+ 	'NO_PIE_CFLAGS=$(NO_PIE_CFLAGS_FOR_TARGET)' \
  	'OBJDUMP=$$(OBJDUMP_FOR_TARGET)' \
  	'OBJCOPY=$$(OBJCOPY_FOR_TARGET)' \
  	'RANLIB=$$(RANLIB_FOR_TARGET)' \