Sync toplevel and config from GCC.

/:
	Sync from GCC:

	2010-09-30  Michael Eager  <eager@eagercon.com>

	* configure.ac (microblaze): Add target-libssp to noconfigdirs.
	* configure: Regenerate.

	2010-09-21  Iain Sandoe  <iains@gcc.gnu.org>

	* configure.ac (enable-lto): Add Darwin to the list of supported lto
	targets and amend comment.
	* configure: Regenerate.

	2010-09-03  Jack Howarth <howarth@bromo.med.uc.edu>

	* configure.ac: Enable LTO by default on Darwin.
	* configure: Regenerate.

	2010-07-23  Marc Glisse <marc.glisse@normalesup.org>

	PR bootstrap/44455
	* configure.ac (extra_mpfr_configure_flags): Copy from
	extra_mpc_gmp_configure_flags.
	* configure: Re-generated.

config/:
	Sync from GCC:

	2010-09-10  Jonathan Yong  <jon_y@users.sourceforge.net>

	* dfp.m4: Enable decimal float for i?86 cygwin
	and mingw, and for x86_64 mingw.

5 files changed, 59 insertions, 17 deletions

diff --git a/ChangeLog b/ChangeLog
index 39d19e74a..a39ed0276 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,30 @@
+2010-10-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	Sync from GCC:
+
+	2010-09-30  Michael Eager  <eager@eagercon.com>
+
+	* configure.ac (microblaze): Add target-libssp to noconfigdirs.
+	* configure: Regenerate.
+
+	2010-09-21  Iain Sandoe  <iains@gcc.gnu.org>
+
+	* configure.ac (enable-lto): Add Darwin to the list of supported lto
+	targets and amend comment.
+	* configure: Regenerate.
+
+	2010-09-03  Jack Howarth <howarth@bromo.med.uc.edu>
+
+	* configure.ac: Enable LTO by default on Darwin.
+	* configure: Regenerate.
+
+	2010-07-23  Marc Glisse <marc.glisse@normalesup.org>
+
+	PR bootstrap/44455
+	* configure.ac (extra_mpfr_configure_flags): Copy from
+	extra_mpc_gmp_configure_flags.
+	* configure: Re-generated.
+
 2010-09-30  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
 	Sync from GCC:
diff --git a/config/ChangeLog b/config/ChangeLog
index 4b5a42776..0e4944158 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,12 @@
+2010-10-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
+
+	Sync from GCC:
+
+	2010-09-10  Jonathan Yong  <jon_y@users.sourceforge.net>
+
+	* dfp.m4: Enable decimal float for i?86 cygwin
+	and mingw, and for x86_64 mingw.
+
 2010-06-27  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
 
 	* po.m4 (AM_PO_SUBDIRS): Fix unportable shell quoting.
diff --git a/config/dfp.m4 b/config/dfp.m4
index d5dbaf59b..cc778b19b 100644
--- a/config/dfp.m4
+++ b/config/dfp.m4
@@ -20,7 +20,9 @@ Valid choices are 'yes', 'bid', 'dpd', and 'no'.]) ;;
 ],
 [
   case $1 in
-    powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux* | s390*-*-linux*)
+    powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux* | s390*-*-linux* | \
+    i?86*-*-mingw* | x86_64*-*-mingw* | \
+    i?86*-*-cygwin*)
       enable_decimal_float=yes
       ;;
     *)
diff --git a/configure b/configure
index 47f732f24..a959aca38 100755
--- a/configure
+++ b/configure
@@ -3650,7 +3650,7 @@ case "${target}" in
     noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
     ;;
   microblaze*)
-    noconfigdirs="$noconfigdirs gprof ${libgcj}"
+    noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
     ;;
   mips*-sde-elf*)
     skipdirs="$skipdirs target-libiberty"
@@ -5472,7 +5472,7 @@ fi
 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
   gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
   gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
-  extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
+  extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
   extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
   # Do not test the gmp version.  Assume that it is sufficient, since
   # it is in the source tree, and the library has not been built yet
@@ -6670,17 +6670,19 @@ to specify its location." "$LINENO" 5
 fi
 else
   if test x"$default_enable_lto" = x"yes" ; then
-    # On non-ELF platforms, LTO must be explicitly enabled.
-    enable_lto=no
+    case $target in
+      *-apple-darwin*) ;;
+      # On other non-ELF platforms, LTO must be explicitly enabled.
+      *) enable_lto=no ;;
+    esac
   else
-  # Apart from ELF platforms, only Windows supports LTO so far.  It
-  # would also be nice to check the binutils support, but we don't
+  # Apart from ELF platforms, only Windows and Darwin support LTO so far.
+  # It would also be nice to check the binutils support, but we don't
   # have gcc_GAS_CHECK_FEATURE available here.  For now, we'll just
   # warn during gcc/ subconfigure; unless you're bootstrapping with
   # -flto it won't be needed until after installation anyway.
     case $target in
-      *-cygwin*|*-mingw*) ;;
-      *-apple-darwin*) ;;
+      *-cygwin*|*-mingw* | *-apple-darwin*) ;;
       *) if test x"$enable_lto" = x"yes"; then
 	as_fn_error "LTO support is not enabled for this target." "$LINENO" 5
         fi
diff --git a/configure.ac b/configure.ac
index eca08fe3e..be7e992f5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -887,7 +887,7 @@ case "${target}" in
     noconfigdirs="$noconfigdirs ld binutils gprof target-libgloss ${libgcj}"
     ;;
   microblaze*)
-    noconfigdirs="$noconfigdirs gprof ${libgcj}"
+    noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
     ;;
   mips*-sde-elf*)
     skipdirs="$skipdirs target-libiberty"
@@ -1348,7 +1348,7 @@ fi
 if test "x$with_gmp$with_gmp_include$with_gmp_lib" = x && test -d ${srcdir}/gmp; then
   gmplibs='-L$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir $gmplibs"
   gmpinc='-I$$r/$(HOST_SUBDIR)/gmp -I$$s/gmp '"$gmpinc"
-  extra_mpfr_configure_flags='--with-gmp-build=$$r/$(HOST_SUBDIR)/gmp'
+  extra_mpfr_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
   extra_mpc_gmp_configure_flags='--with-gmp-include=$$r/$(HOST_SUBDIR)/gmp --with-gmp-lib=$$r/$(HOST_SUBDIR)/gmp/'"$lt_cv_objdir"
   # Do not test the gmp version.  Assume that it is sufficient, since
   # it is in the source tree, and the library has not been built yet
@@ -1787,17 +1787,19 @@ to specify its location.])
   AC_SUBST(libelflibs)
   AC_SUBST(libelfinc)
 fi],[if test x"$default_enable_lto" = x"yes" ; then
-    # On non-ELF platforms, LTO must be explicitly enabled.
-    enable_lto=no
+    case $target in
+      *-apple-darwin*) ;;
+      # On other non-ELF platforms, LTO must be explicitly enabled.
+      *) enable_lto=no ;;
+    esac
   else
-  # Apart from ELF platforms, only Windows supports LTO so far.  It
-  # would also be nice to check the binutils support, but we don't
+  # Apart from ELF platforms, only Windows and Darwin support LTO so far.
+  # It would also be nice to check the binutils support, but we don't
   # have gcc_GAS_CHECK_FEATURE available here.  For now, we'll just
   # warn during gcc/ subconfigure; unless you're bootstrapping with
   # -flto it won't be needed until after installation anyway.
     case $target in
-      *-cygwin*|*-mingw*) ;;
-      *-apple-darwin*) ;;
+      *-cygwin*|*-mingw* | *-apple-darwin*) ;;
       *) if test x"$enable_lto" = x"yes"; then
 	AC_MSG_ERROR([LTO support is not enabled for this target.])
         fi