packages/gcc/gcc_4.1.1.bb :The following set of 2 patches adds support for soft-float and mlong-128 to powerpc

targets without fpu for gcc 4.1.1/glibc 2.5

3 files changed, 6500 insertions, 1 deletions

diff --git a/packages/gcc/gcc-4.1.1/ppc-gcc-41-20060515.patch b/packages/gcc/gcc-4.1.1/ppc-gcc-41-20060515.patch
new file mode 100644
index 0000000000..166e79c7e9
--- /dev/null
+++ b/packages/gcc/gcc-4.1.1/ppc-gcc-41-20060515.patch
@@ -0,0 +1,2225 @@
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/ChangeLog gcc-41-20060515/gcc/ChangeLog
+--- gcc-41-20060515.orig/gcc/ChangeLog	2006-05-15 11:14:20.000000000 -0500
++++ gcc-41-20060515/gcc/ChangeLog	2006-05-15 14:00:27.693964000 -0500
+@@ -724,6 +724,51 @@
+ 	* reload1.c (choose_reload_regs): Added call of regno_clobbered_p 
+ 	with new meaning of SETS.
+ 
++2006-02-14  Jakub Jelinek  <jakub@redhat.com>
++	    Aldy Hernandez  <aldyh@redhat.com>
++
++	PR target/25864
++	* configure.ac: Add --with{out}-long-double-128 configure option.
++	(TARGET_DEFAULT_LONG_DOUBLE_128): New test.
++	* configure: Rebuilt.
++	* config.in: Rebuilt.
++	* doc/install.texi (Options specification): Document
++	--with-long-double-128.
++
++	* config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
++	(sparc64-*-linux*): Likewise.
++	* config/sparc/t-linux64 (SHLIB_MAPFILES): Removed.
++	* config/sparc/t-linux: New file.
++	* config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi,
++	__floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128.
++	(__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if
++	-m32 -mlong-double-128.
++
++	* config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
++	* config/alpha/t-linux: New file.
++	* config/alpha/libgcc-alpha-ldbl.ver: New file.
++
++	* config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define
++	__LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128.
++	(CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here.
++	* config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define
++	__LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32.
++	(CPP_ARCH32_SPEC): Remove.
++
++	* config/s390/s390.c (override_options): Handle
++	TARGET_DEFAULT_LONG_DOUBLE_128.
++
++	* config/alpha/alpha.c (override_options): Handle
++	TARGET_DEFAULT_LONG_DOUBLE_128.
++
++	* config/sparc/sparc.c (sparc_override_options): Handle
++	TARGET_DEFAULT_LONG_DOUBLE_128.
++
++	* config/rs6000/linux.h [TARGET_DEFAULT_LONG_DOUBLE_128]
++	(RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define to 128.
++	* config/rs6000/linux64.h [TARGET_DEFAULT_LONG_DOUBLE_128]
++	(RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define to 128.
++
+ 2006-02-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+ 
+ 	* doc/install.texi: Add missing `@samp'.
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/alpha/alpha.c gcc-41-20060515/gcc/config/alpha/alpha.c
+--- gcc-41-20060515.orig/gcc/config/alpha/alpha.c	2006-05-15 11:13:49.000000000 -0500
++++ gcc-41-20060515/gcc/config/alpha/alpha.c	2006-05-15 13:47:27.566272961 -0500
+@@ -516,6 +516,11 @@ override_options (void)
+       REAL_MODE_FORMAT (DFmode) = &vax_g_format;
+       REAL_MODE_FORMAT (TFmode) = NULL;
+     }
++
++#ifdef TARGET_DEFAULT_LONG_DOUBLE_128
++  if (!(target_flags_explicit & MASK_LONG_DOUBLE_128))
++    target_flags |= MASK_LONG_DOUBLE_128;
++#endif
+ }
+ 
+ /* Returns 1 if VALUE is a mask that contains full bytes of zero or ones.  */
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/alpha/libgcc-alpha-ldbl.ver gcc-41-20060515/gcc/config/alpha/libgcc-alpha-ldbl.ver
+--- gcc-41-20060515.orig/gcc/config/alpha/libgcc-alpha-ldbl.ver	1969-12-31 18:00:00.000000000 -0600
++++ gcc-41-20060515/gcc/config/alpha/libgcc-alpha-ldbl.ver	2006-05-15 13:47:27.566272961 -0500
+@@ -0,0 +1,32 @@
++%ifdef __LONG_DOUBLE_128__
++
++# long double 128 bit support in libgcc_s.so.1 is only available
++# when configured with --with-long-double-128.  Make sure all the
++# symbols are available at @@GCC_LDBL_* versions to make it clear
++# there is a configurable symbol set.
++
++%exclude {
++  __fixtfdi
++  __fixunstfdi
++  __floatditf
++
++  __divtc3
++  __multc3
++  __powitf2
++}
++
++%inherit GCC_LDBL_3.0 GCC_3.0
++GCC_LDBL_3.0 {
++  __fixtfdi
++  __fixunstfdi
++  __floatditf
++}
++
++%inherit GCC_LDBL_4.0.0 GCC_4.0.0
++GCC_LDBL_4.0.0 {
++  __divtc3
++  __multc3
++  __powitf2
++}
++
++%endif
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/alpha/t-linux gcc-41-20060515/gcc/config/alpha/t-linux
+--- gcc-41-20060515.orig/gcc/config/alpha/t-linux	1969-12-31 18:00:00.000000000 -0600
++++ gcc-41-20060515/gcc/config/alpha/t-linux	2006-05-15 13:47:27.567272807 -0500
+@@ -0,0 +1 @@
++SHLIB_MAPFILES += $(srcdir)/config/alpha/libgcc-alpha-ldbl.ver
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/rs6000/linux64.h gcc-41-20060515/gcc/config/rs6000/linux64.h
+--- gcc-41-20060515.orig/gcc/config/rs6000/linux64.h	2006-05-15 11:14:02.000000000 -0500
++++ gcc-41-20060515/gcc/config/rs6000/linux64.h	2006-05-15 13:47:27.568272653 -0500
+@@ -570,3 +570,8 @@ while (0)
+ #endif
+ 
+ #define POWERPC_LINUX
++
++/* ppc{32,64} linux has 128-bit long double support in glibc 2.4 and later.  */
++#ifdef TARGET_DEFAULT_LONG_DOUBLE_128
++#define RS6000_DEFAULT_LONG_DOUBLE_SIZE 128
++#endif
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/rs6000/linux.h gcc-41-20060515/gcc/config/rs6000/linux.h
+--- gcc-41-20060515.orig/gcc/config/rs6000/linux.h	2006-05-15 11:14:02.000000000 -0500
++++ gcc-41-20060515/gcc/config/rs6000/linux.h	2006-05-15 13:47:27.567272807 -0500
+@@ -120,3 +120,8 @@
+ #endif
+ 
+ #define POWERPC_LINUX
++
++/* ppc linux has 128-bit long double support in glibc 2.4 and later.  */
++#ifdef TARGET_DEFAULT_LONG_DOUBLE_128
++#define RS6000_DEFAULT_LONG_DOUBLE_SIZE 128
++#endif
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/s390/s390.c gcc-41-20060515/gcc/config/s390/s390.c
+--- gcc-41-20060515.orig/gcc/config/s390/s390.c	2006-05-15 11:13:50.000000000 -0500
++++ gcc-41-20060515/gcc/config/s390/s390.c	2006-05-15 13:47:27.574271730 -0500
+@@ -1415,6 +1415,11 @@ override_options (void)
+     }
+   else if (s390_stack_guard)
+     error ("-mstack-guard implies use of -mstack-size"); 
++
++#ifdef TARGET_DEFAULT_LONG_DOUBLE_128
++  if (!(target_flags_explicit & MASK_LONG_DOUBLE_128))
++    target_flags |= MASK_LONG_DOUBLE_128;
++#endif
+ }
+ 
+ /* Map for smallest class containing reg regno.  */
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/sparc/libgcc-sparc-glibc.ver gcc-41-20060515/gcc/config/sparc/libgcc-sparc-glibc.ver
+--- gcc-41-20060515.orig/gcc/config/sparc/libgcc-sparc-glibc.ver	2006-05-15 11:13:55.000000000 -0500
++++ gcc-41-20060515/gcc/config/sparc/libgcc-sparc-glibc.ver	2006-05-15 13:47:27.574271730 -0500
+@@ -26,3 +26,36 @@ GLIBC_VER {
+   __frame_state_for
+   __register_frame_info_table
+ }
++
++%if !defined (__arch64__) && defined (__LONG_DOUBLE_128__)
++
++# long double 128 bit support from 32-bit libgcc_s.so.1 is only available
++# when configured with --with-long-double-128.  Make sure all the
++# symbols are available at @@GCC_LDBL_* versions to make it clear
++# there is a configurable symbol set.
++
++%exclude {
++  __fixtfdi
++  __fixunstfdi
++  __floatditf
++
++  __divtc3
++  __multc3
++  __powitf2
++}
++
++%inherit GCC_LDBL_3.0 GCC_3.0
++GCC_LDBL_3.0 {
++  __fixtfdi
++  __fixunstfdi
++  __floatditf
++}
++
++%inherit GCC_LDBL_4.0.0 GCC_4.0.0
++GCC_LDBL_4.0.0 {
++  __divtc3
++  __multc3
++  __powitf2
++}
++
++%endif
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/sparc/linux64.h gcc-41-20060515/gcc/config/sparc/linux64.h
+--- gcc-41-20060515.orig/gcc/config/sparc/linux64.h	2006-05-15 11:13:55.000000000 -0500
++++ gcc-41-20060515/gcc/config/sparc/linux64.h	2006-05-15 13:47:27.576271422 -0500
+@@ -20,22 +20,24 @@ along with GCC; see the file COPYING.  I
+ the Free Software Foundation, 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.  */
+ 
+-#define TARGET_OS_CPP_BUILTINS()		\
+-  do						\
+-    {						\
+-	builtin_define_std ("unix");		\
+-	builtin_define_std ("linux");		\
+-	builtin_define ("_LONGLONG");		\
+-	builtin_define ("__gnu_linux__");	\
+-	builtin_assert ("system=linux");	\
+-	builtin_assert ("system=unix");		\
+-	builtin_assert ("system=posix");	\
+-	if (flag_pic)				\
+-	  {					\
+-		builtin_define ("__PIC__");	\
+-		builtin_define ("__pic__");	\
+-	  }					\
+-    }						\
++#define TARGET_OS_CPP_BUILTINS()			\
++  do							\
++    {							\
++      builtin_define_std ("unix");			\
++      builtin_define_std ("linux");			\
++      builtin_define ("_LONGLONG");			\
++      builtin_define ("__gnu_linux__");			\
++      builtin_assert ("system=linux");			\
++      builtin_assert ("system=unix");			\
++      builtin_assert ("system=posix");			\
++      if (flag_pic)					\
++	{						\
++	  builtin_define ("__PIC__");			\
++	  builtin_define ("__pic__");			\
++	}						\
++      if (TARGET_ARCH32 && TARGET_LONG_DOUBLE_128)	\
++	builtin_define ("__LONG_DOUBLE_128__");		\
++    }							\
+   while (0)
+ 
+ /* Don't assume anything about the header files.  */
+@@ -59,13 +61,6 @@ Boston, MA 02110-1301, USA.  */
+ #undef ASM_CPU_DEFAULT_SPEC
+ #define ASM_CPU_DEFAULT_SPEC "-Av9a"
+ 
+-#ifdef SPARC_BI_ARCH
+-
+-#undef CPP_ARCH32_SPEC
+-#define CPP_ARCH32_SPEC "%{mlong-double-128:-D__LONG_DOUBLE_128__}"
+-
+-#endif
+-
+ /* Provide a STARTFILE_SPEC appropriate for GNU/Linux.  Here we add
+    the GNU/Linux magical crtbegin.o file (see crtstuff.c) which
+    provides part of the support for getting C++ file-scope static
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/sparc/linux.h gcc-41-20060515/gcc/config/sparc/linux.h
+--- gcc-41-20060515.orig/gcc/config/sparc/linux.h	2006-05-15 11:13:55.000000000 -0500
++++ gcc-41-20060515/gcc/config/sparc/linux.h	2006-05-15 13:47:27.575271576 -0500
+@@ -23,17 +23,19 @@ Boston, MA 02110-1301, USA.  */
+ #define TARGET_OS_CPP_BUILTINS()		\
+   do						\
+     {						\
+-	builtin_define_std ("unix");		\
+-	builtin_define_std ("linux");		\
+-	builtin_define ("__gnu_linux__");	\
+-	builtin_assert ("system=linux");	\
+-	builtin_assert ("system=unix");		\
+-	builtin_assert ("system=posix");	\
+-	if (flag_pic)				\
+-	  {					\
+-		builtin_define ("__PIC__");	\
+-		builtin_define ("__pic__");	\
+-	  }					\
++      builtin_define_std ("unix");		\
++      builtin_define_std ("linux");		\
++      builtin_define ("__gnu_linux__");		\
++      builtin_assert ("system=linux");		\
++      builtin_assert ("system=unix");		\
++      builtin_assert ("system=posix");		\
++      if (flag_pic)				\
++	{					\
++	  builtin_define ("__PIC__");		\
++	  builtin_define ("__pic__");		\
++	}					\
++      if (TARGET_LONG_DOUBLE_128)		\
++	builtin_define ("__LONG_DOUBLE_128__");	\
+     }						\
+   while (0)
+ 
+@@ -100,8 +102,7 @@ Boston, MA 02110-1301, USA.  */
+ 
+ #undef CPP_SUBTARGET_SPEC
+ #define CPP_SUBTARGET_SPEC \
+-"%{posix:-D_POSIX_SOURCE} \
+-%{pthread:-D_REENTRANT} %{mlong-double-128:-D__LONG_DOUBLE_128__}"
++"%{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
+ 
+ #undef LIB_SPEC
+ #define LIB_SPEC \
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/sparc/sparc.c gcc-41-20060515/gcc/config/sparc/sparc.c
+--- gcc-41-20060515.orig/gcc/config/sparc/sparc.c	2006-05-15 11:13:55.000000000 -0500
++++ gcc-41-20060515/gcc/config/sparc/sparc.c	2006-05-15 13:47:27.581270653 -0500
+@@ -790,6 +790,11 @@ sparc_override_options (void)
+       sparc_costs = &ultrasparc3_costs;
+       break;
+     };
++
++#ifdef TARGET_DEFAULT_LONG_DOUBLE_128
++  if (!(target_flags_explicit & MASK_LONG_DOUBLE_128))
++    target_flags |= MASK_LONG_DOUBLE_128;
++#endif
+ }
+ 
+ #ifdef SUBTARGET_ATTRIBUTE_TABLE
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/sparc/t-linux gcc-41-20060515/gcc/config/sparc/t-linux
+--- gcc-41-20060515.orig/gcc/config/sparc/t-linux	1969-12-31 18:00:00.000000000 -0600
++++ gcc-41-20060515/gcc/config/sparc/t-linux	2006-05-15 13:47:27.582270499 -0500
+@@ -0,0 +1,5 @@
++# Override t-slibgcc-elf-ver to export some libgcc symbols with
++# the symbol versions that glibc used.
++# Avoid the t-linux version file.
++SHLIB_MAPFILES = $(srcdir)/libgcc-std.ver \
++		 $(srcdir)/config/sparc/libgcc-sparc-glibc.ver
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config/sparc/t-linux64 gcc-41-20060515/gcc/config/sparc/t-linux64
+--- gcc-41-20060515.orig/gcc/config/sparc/t-linux64	2006-05-15 11:13:55.000000000 -0500
++++ gcc-41-20060515/gcc/config/sparc/t-linux64	2006-05-15 13:47:27.582270499 -0500
+@@ -8,12 +8,6 @@ INSTALL_LIBGCC = install-multilib
+ EXTRA_MULTILIB_PARTS=crtbegin.o crtend.o crtbeginS.o crtendS.o crtbeginT.o \
+ 	crtfastmath.o
+ 
+-# Override t-slibgcc-elf-ver to export some libgcc symbols with
+-# the symbol versions that glibc used.
+-# Avoid the t-linux version file.
+-SHLIB_MAPFILES = $(srcdir)/libgcc-std.ver \
+-		 $(srcdir)/config/sparc/libgcc-sparc-glibc.ver
+-
+ CRTSTUFF_T_CFLAGS = `if test x$$($(GCC_FOR_TARGET) $(MULTILIB_CFLAGS) \
+ 				 -print-multi-os-directory) \
+ 			= x../lib64; then echo -mcmodel=medany; fi`
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config.gcc gcc-41-20060515/gcc/config.gcc
+--- gcc-41-20060515.orig/gcc/config.gcc	2006-05-15 11:14:20.000000000 -0500
++++ gcc-41-20060515/gcc/config.gcc	2006-05-15 13:47:27.555274654 -0500
+@@ -568,7 +568,7 @@ alpha*-*-unicosmk*)
+ alpha*-*-linux*)
+ 	tm_file="${tm_file} alpha/elf.h alpha/linux.h alpha/linux-elf.h"
+ 	target_cpu_default="MASK_GAS"
+-	tmake_file="${tmake_file} alpha/t-crtfm alpha/t-alpha alpha/t-ieee"
++	tmake_file="${tmake_file} alpha/t-crtfm alpha/t-alpha alpha/t-ieee alpha/t-linux"
+ 	;;
+ alpha*-*-gnu*)
+ 	target_cpu_default="MASK_GAS"
+@@ -2056,7 +2056,7 @@ sparc-*-elf*)
+ sparc-*-linux*)		# SPARC's running GNU/Linux, libc6
+ 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/linux.h"
+ 	extra_options="${extra_options} sparc/long-double-switch.opt"
+-	tmake_file="${tmake_file} sparc/t-crtfm"
++	tmake_file="${tmake_file} sparc/t-linux sparc/t-crtfm"
+ 	;;
+ sparc-*-rtems*)
+ 	tm_file="${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/sp-elf.h sparc/rtemself.h rtems.h"
+@@ -2175,7 +2175,7 @@ sparc64-*-freebsd*|ultrasparc-*-freebsd*
+ sparc64-*-linux*)		# 64-bit SPARC's running GNU/Linux
+ 	tm_file="sparc/biarch64.h ${tm_file} dbxelf.h elfos.h svr4.h sparc/sysv4.h sparc/linux64.h"
+ 	extra_options="${extra_options} sparc/long-double-switch.opt"
+-	tmake_file="${tmake_file} sparc/t-linux64 sparc/t-crtfm"
++	tmake_file="${tmake_file} sparc/t-linux sparc/t-linux64 sparc/t-crtfm"
+ 	;;
+ sparc64-*-netbsd*)
+ 	tm_file="sparc/biarch64.h ${tm_file}"
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/config.in gcc-41-20060515/gcc/config.in
+--- gcc-41-20060515.orig/gcc/config.in	2006-05-15 11:14:20.000000000 -0500
++++ gcc-41-20060515/gcc/config.in	2006-05-15 13:47:27.559274038 -0500
+@@ -1277,6 +1277,12 @@
+ #endif
+ 
+ 
++/* Define if TFmode long double should be the default */
++#ifndef USED_FOR_TARGET
++#undef TARGET_DEFAULT_LONG_DOUBLE_128
++#endif
++
++
+ /* Define if your target C library provides stack protector support */
+ #ifndef USED_FOR_TARGET
+ #undef TARGET_LIBC_PROVIDES_SSP
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/configure gcc-41-20060515/gcc/configure
+--- gcc-41-20060515.orig/gcc/configure	2006-05-15 11:14:19.000000000 -0500
++++ gcc-41-20060515/gcc/configure	2006-05-15 13:47:27.594268652 -0500
+@@ -931,6 +931,7 @@ Optional Packages:
+   --with-libiconv-prefix[=DIR]  search for libiconv in DIR/include and DIR/lib
+   --without-libiconv-prefix     don't search for libiconv in includedir and libdir
+   --with-system-libunwind use installed libunwind
++  --with-long-double-128  Use 128-bit long double by default.
+   --with-gc={page,zone}   choose the garbage collection mechanism to use
+                           with the compiler
+   --with-system-zlib      use installed libz
+@@ -7492,7 +7493,7 @@ if test "${gcc_cv_prog_makeinfo_modern+s
+ else
+     ac_prog_version=`$MAKEINFO --version 2>&1 |
+                    sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
+-  echo "configure:7495: version of makeinfo is $ac_prog_version" >&5
++  echo "configure:7496: version of makeinfo is $ac_prog_version" >&5
+   case $ac_prog_version in
+     '')     gcc_cv_prog_makeinfo_modern=no;;
+     4.[2-9]*)
+@@ -16213,6 +16214,46 @@ _ACEOF
+ 
+ fi
+ 
++# Check if TFmode long double should be used by default or not.
++# Some glibc targets used DFmode long double, but with glibc 2.4
++# and later they can use TFmode.
++case "$target" in
++  powerpc*-*-*gnu* | \
++  sparc*-*-linux* | \
++  s390*-*-linux* | \
++  alpha*-*-linux*)
++
++# Check whether --with-long-double-128 or --without-long-double-128 was given.
++if test "${with_long_double_128+set}" = set; then
++  withval="$with_long_double_128"
++  gcc_cv_target_ldbl128="$with_long_double_128"
++else
++  gcc_cv_target_ldbl128=no
++      if test x$host != x$target || test "x$TARGET_SYSTEM_ROOT" != x; then
++	if test "x$with_sysroot" = x; then
++	  glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-include"
++	elif test "x$with_sysroot" = xyes; then
++	  glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-root/usr/include"
++	else
++	  glibc_header_dir="${with_sysroot}/usr/include"
++	fi
++      else
++	glibc_header_dir=/usr/include
++      fi
++      grep '^ 	*#[ 	]*define[ 	][ 	]*__LONG_DOUBLE_MATH_OPTIONAL' \
++        $glibc_header_dir/bits/wordsize.h > /dev/null 2>&1 \
++      && gcc_cv_target_ldbl128=yes
++fi;
++    ;;
++esac
++if test x$gcc_cv_target_ldbl128 = xyes; then
++
++cat >>confdefs.h <<\_ACEOF
++#define TARGET_DEFAULT_LONG_DOUBLE_128 1
++_ACEOF
++
++fi
++
+ # Find out what GC implementation we want, or may, use.
+ 
+ # Check whether --with-gc or --without-gc was given.
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/configure.ac gcc-41-20060515/gcc/configure.ac
+--- gcc-41-20060515.orig/gcc/configure.ac	2006-05-15 11:14:20.000000000 -0500
++++ gcc-41-20060515/gcc/configure.ac	2006-05-15 13:47:27.597400000 -0500
+@@ -3130,6 +3130,39 @@ if test x$gcc_cv_libc_provides_ssp = xye
+ 	    [Define if your target C library provides stack protector support])
+ fi
+ 
++# Check if TFmode long double should be used by default or not.
++# Some glibc targets used DFmode long double, but with glibc 2.4
++# and later they can use TFmode.
++case "$target" in
++  powerpc*-*-*gnu* | \
++  sparc*-*-linux* | \
++  s390*-*-linux* | \
++  alpha*-*-linux*)
++    AC_ARG_WITH(long-double-128,
++[  --with-long-double-128  Use 128-bit long double by default.],
++      gcc_cv_target_ldbl128="$with_long_double_128",
++      [gcc_cv_target_ldbl128=no
++      if test x$host != x$target || test "x$TARGET_SYSTEM_ROOT" != x; then
++	if test "x$with_sysroot" = x; then
++	  glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-include"
++	elif test "x$with_sysroot" = xyes; then
++	  glibc_header_dir="${exec_prefix}/${target_noncanonical}/sys-root/usr/include"
++	else
++	  glibc_header_dir="${with_sysroot}/usr/include"
++	fi
++      else
++	glibc_header_dir=/usr/include
++      fi
++      grep '^[ 	]*#[ 	]*define[ 	][ 	]*__LONG_DOUBLE_MATH_OPTIONAL' \
++        $glibc_header_dir/bits/wordsize.h > /dev/null 2>&1 \
++      && gcc_cv_target_ldbl128=yes])
++    ;;
++esac
++if test x$gcc_cv_target_ldbl128 = xyes; then
++  AC_DEFINE(TARGET_DEFAULT_LONG_DOUBLE_128, 1,
++	    [Define if TFmode long double should be the default])
++fi
++
+ # Find out what GC implementation we want, or may, use.
+ AC_ARG_WITH(gc,
+ [  --with-gc={page,zone}   choose the garbage collection mechanism to use
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/gcc/doc/install.texi gcc-41-20060515/gcc/doc/install.texi
+--- gcc-41-20060515.orig/gcc/doc/install.texi	2006-05-15 11:10:10.000000000 -0500
++++ gcc-41-20060515/gcc/doc/install.texi	2006-05-15 13:47:27.600399538 -0500
+@@ -1224,6 +1224,14 @@ error message.
+ All support for systems which have been obsoleted in one release of GCC
+ is removed entirely in the next major release, unless someone steps
+ forward to maintain the port.
++
++@item --with-long-double-128
++Specify if @code{long double} type should be 128-bit by default on selected
++GNU/Linux architectures.  If using @code{--without-long-double-128},
++@code{long double} will be by default 64-bit, the same as @code{double} type.
++When neither of these configure options are used, the default will be
++128-bit @code{long double} when built against GNU C Library 2.4 and later,
++64-bit @code{long double} otherwise.
+ @end table
+ 
+ @subheading Cross-Compiler-Specific Options
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/libstdc++-v3/ChangeLog gcc-41-20060515/libstdc++-v3/ChangeLog
+--- gcc-41-20060515.orig/libstdc++-v3/ChangeLog	2006-05-15 11:15:42.000000000 -0500
++++ gcc-41-20060515/libstdc++-v3/ChangeLog	2006-05-15 14:02:07.401662657 -0500
+@@ -153,6 +153,64 @@
+ 	Likewise.
+ 	* docs/html/ext/pb_assoc/tree_assoc_cntnr_node_iterator.html: Likewise.
+ 
++2006-02-07  Jakub Jelinek  <jakub@redhat.com>
++	    Benjamin Kosnik  <bkoz@redhat.com>
++
++	PR target/25864
++	* configure.ac (_GLIBCXX_LONG_DOUBLE_COMPAT): New check.
++	If true, set also port_specific_symbol_files and create
++	as_symver_specs.
++	(GLIBCXX_LDBL_COMPAT): New GLIBCXX_CONDITIONAL.
++	* configure: Rebuilt.
++	* config.h.in: Rebuilt.
++	* config/os/gnu-linux/ldbl-extra.ver: New file.
++	* config/linker-map.gnu: Make sure no __float128 symbols are
++	exported.
++	* include/bits/c++config (_GLIBCXX_LONG_DOUBLE_COMPAT,
++	_GLIBCXX_LDBL_NAMESPACE, _GLIBCXX_BEGIN_LDBL_NAMESPACE,
++	_GLIBCXX_END_LDBL_NAMESPACE): Define.
++	* include/bits/localefwd.h: Use them to conditionally scope facets.
++	* include/bits/locale_facets.h: Surround std::{money,num}_{get,put}
++	with _GLIBCXX_BEGIN_LDBL_NAMESPACE and _GLIBCXX_END_LDBL_NAMESPACE.
++	[_GLIBCXX_LONG_DOUBLE_COMPAT] (std::money_get): Add __do_get method.
++	[_GLIBCXX_LONG_DOUBLE_COMPAT] (std::money_put): Add __do_put method.
++	[_GLIBCXX_LONG_DOUBLE_COMPAT] (std::num_get): Add __do_get method.
++	[_GLIBCXX_LONG_DOUBLE_COMPAT] (std::num_put): Add __do_put method.
++	* include/bits/locale_facets.tcc: Surround std::{money,num}_{get,put}
++	with _GLIBCXX_BEGIN_LDBL_NAMESPACE and _GLIBCXX_END_LDBL_NAMESPACE.
++	(std::money_get::__do_get, std::money_put::__do_put,
++	std::num_get::__do_get, std::num_put::__do_put): New
++	specializations.
++	* include/Makefile.am: Conditionally define
++	_GLIBCXX_LONG_DOUBLE_COMPAT in c++config.
++	* include/Makefile.in: Regenerate.
++	* src/locale.cc [_GLIBCXX_LONG_DOUBLE_COMPAT] (_GLIBCXX_LOC_ID,
++	_GLIBCXX_SYNC_ID): Define, use them.
++	* src/compatibility-ldbl.cc: New file.
++	* src/complex_io.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Add compatibility
++	symbols.
++	* src/limits.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Likewise.
++	* src/locale.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Likewise.
++	* src/locale-inst.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Likewise.	
++	* src/locale-misc-inst.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Likewise.
++	* src/istream-inst.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Likewise.
++	* src/ostream-inst.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Likewise.
++	* src/locale.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Likewise.
++	* src/wlocale-inst.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Likewise.
++	* src/compatibility.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]: Likewise.
++	* config/locale/generic/c_locale.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]:
++	Likewise.
++	* config/locale/gnu/c_locale.cc [_GLIBCXX_LONG_DOUBLE_COMPAT]:
++	Likewise.
++	* src/Makefile.am (libstdc++-symbol.ver): Append instead of
++	insert in the middle if port specific symbol file requests it.
++	(ldbl_compat_sources): New variable.
++	(sources): Use it.
++	(compatibility-ldbl.lo, compatibility-ldbl.o): New rules.
++	* src/Makefile.in: Rebuilt.
++	* testsuite/testsuite_abi.cc: Recognize GLIBCXX_LDBL_3.4,
++	GLIBCXX_LDBL_3.4.7, CXXABI_LDBL_1.3.	
++
+ 2006-02-07  Paolo Carlini  <pcarlini@suse.de>	
+ 
+ 	* include/tr1/hashtable: Trivial formatting fixes.
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/libstdc++-v3/config/linker-map.gnu gcc-41-20060515/libstdc++-v3/config/linker-map.gnu
+--- gcc-41-20060515.orig/libstdc++-v3/config/linker-map.gnu	2006-05-15 11:15:41.000000000 -0500
++++ gcc-41-20060515/libstdc++-v3/config/linker-map.gnu	2006-05-15 13:47:27.603399076 -0500
+@@ -1,6 +1,6 @@
+ ## Linker script for GNU ld 2.13.91+ only.
+ ##
+-## Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
++## Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+ ##
+ ## This file is part of the libstdc++ version 3 distribution.
+ ##
+@@ -44,7 +44,10 @@ GLIBCXX_3.4 {
+       std::basic_[j-n]*;
+       std::basic_o[a-e]*;
+ #     std::basic_ofstream;
+-      std::basic_o[g-z]*;
++#     std::basic_o[g-z]*;
++      std::basic_o[g-r]*;
++      std::basic_ostr[a-d]*;
++      std::basic_ostr[f-z]*;
+       std::basic_[p-r]*;
+       std::basic_streambuf*;
+ #     std::basic_string
+@@ -88,7 +91,14 @@ GLIBCXX_3.4 {
+       std::locale::_[J-Ra-z]*;
+       std::locale::_S_normalize_category*;
+       std::locale::_[T-Za-z]*;
+-      std::[A-Zm-r]*;
++#     std::[A-Zm-r]*;
++      std::[A-Zmp-r]*;
++      std::n[^u]*;
++      std::nu[^m]*;
++      std::num[^e]*;
++      std::ostrstream*;
++      std::out_of_range*;
++      std::overflow_error*;
+       std::set_new_handler*;
+       std::set_terminate*;
+       std::set_unexpected*;
+@@ -256,7 +266,7 @@ GLIBCXX_3.4 {
+     _ZNSi[0-9][a-h]*;
+     _ZNSi[0-9][j-z]*;
+     _ZNSi6ignoreE[il][il];
+-    _ZNSirsE*;
++    _ZNSirsE*[^g];
+ 
+     # std::basic_istream<wchar_t>
+     _ZNSt13basic_istreamIwSt11char_traitsIwEEC*;
+@@ -265,7 +275,7 @@ GLIBCXX_3.4 {
+     _ZNSt13basic_istreamIwSt11char_traitsIwEE[0-9][a-h]*;
+     _ZNSt13basic_istreamIwSt11char_traitsIwEE[0-9][j-z]*;
+     _ZNSt13basic_istreamIwSt11char_traitsIwEE6ignoreE[il][ijlm];
+-    _ZNSt13basic_istreamIwSt11char_traitsIwEErsE*;
++    _ZNSt13basic_istreamIwSt11char_traitsIwEErsE*[^g];
+ 
+     # std::istream operators and inserters
+     _ZSt7getlineI[cw]St11char_traitsI[cw]ESaI[cw]EERSt13basic_istream*;
+@@ -277,6 +287,37 @@ GLIBCXX_3.4 {
+     _ZStrsIe[cw]St11char_traitsI[cw]EERSt13basic_istream*;
+     _ZStrsIf[cw]St11char_traitsI[cw]EERSt13basic_istream*;
+ 
++    # std::basic_ostream<char>
++    _ZNSoC*;
++    _ZNSoD*;
++    _ZNKSo6sentrycvbEv;
++    _ZNSo8_M_write*;
++    _ZNSo[0-9][a-z]*;
++    _ZNSolsE*[^g];
++
++    # std::basic_ostream<wchar_t>
++    _ZNSt13basic_ostreamIwSt11char_traitsIwEEC*;
++    _ZNSt13basic_ostreamIwSt11char_traitsIwEED*;
++    _ZNKSt13basic_ostreamIwSt11char_traitsIwEE[0-9][a-z]*;
++    _ZNSt13basic_ostreamIwSt11char_traitsIwEE3putEw;
++    _ZNSt13basic_ostreamIwSt11char_traitsIwEE5flushEv;
++    _ZNSt13basic_ostreamIwSt11char_traitsIwEE5seekpE*;
++    _ZNSt13basic_ostreamIwSt11char_traitsIwEE5tellpEv;
++    _ZNSt13basic_ostreamIwSt11char_traitsIwEE5writeEPKw*;
++    _ZNSt13basic_ostreamIwSt11char_traitsIwEE6sentry*;
++    _ZNSt13basic_ostreamIwSt11char_traitsIwEE8_M_write*;
++    _ZNSt13basic_ostreamIwSt11char_traitsIwEElsE*[^g];
++
++    # std::ostream operators and inserters
++    _ZSt4end[ls]I[cw]St11char_traitsI[cw]EERSt13basic_ostream*;
++    _ZSt5flushI[cw]St11char_traitsI[cw]EERSt13basic_ostream*;
++    _ZStlsI[cw]St11char_traitsI[cw]EERSt13basic_ostream*;
++    _ZStlsI[cw]St11char_traitsI[cw]ESaI[cw]EERSt13basic_ostream*;
++    _ZStlsISt11char_traitsI[cw]EERSt13basic_ostream*;
++    _ZStlsId[cw]St11char_traitsI[cw]EERSt13basic_ostream*;
++    _ZStlsIe[cw]St11char_traitsI[cw]EERSt13basic_ostream*;
++    _ZStlsIf[cw]St11char_traitsI[cw]EERSt13basic_ostream*;
++
+     # std::locale destructors
+     _ZNSt6localeD*;
+ 	
+@@ -292,14 +333,23 @@ GLIBCXX_3.4 {
+     _ZNSt8ios_base4InitD*;
+ 
+     # bool std::has_facet 
+-    _ZSt9has_facet*;
++    _ZSt9has_facetIS*;
+ 
+     # std::num_get
+     _ZNKSt7num_getI[cw]St19istreambuf_iteratorI[cw]St11char_traitsI[cw]EEE*;
+ 
++    # std::num_put
++    _ZNKSt7num_putI[cw]St19ostreambuf_iteratorI[cw]St11char_traitsI[cw]EEE*;
++
+     # std::money_get
+     _ZNKSt9money_getI[cw]St19istreambuf_iteratorI[cw]St11char_traitsI[cw]EEE*;
+ 
++    # std::money_put
++    _ZNKSt9money_putI[cw]St19ostreambuf_iteratorI[cw]St11char_traitsI[cw]EEE*;
++
++    # std::numeric_limits
++    _ZNSt14numeric_limitsI[^g]*;
++
+     # std::_Rb_tree
+     _ZSt18_Rb_tree_decrementPKSt18_Rb_tree_node_base;
+     _ZSt18_Rb_tree_decrementPSt18_Rb_tree_node_base;
+@@ -327,7 +377,7 @@ GLIBCXX_3.4 {
+     _ZNSt12__basic_fileIcED*;
+ 
+     # std::__convert_to_v
+-    _ZSt14__convert_to_v*;
++    _ZSt14__convert_to_vI[^g]*;
+ 
+     # __gnu_cxx::stdio_sync_filebuf
+     _ZTVN9__gnu_cxx18stdio_sync_filebufI[cw]St11char_traitsI[cw]EEE;
+@@ -399,7 +449,8 @@ GLIBCXX_3.4 {
+     _ZTSN9__gnu_cxx13stdio_filebufI[cw]St11char_traitsI[cw]EEE;
+ 
+     # function-scope static objects requires a guard variable.
+-    _ZGVNSt*;
++    _ZGVNSt[^1]*;
++    _ZGVNSt1[^7]*;
+ 
+     # virtual function thunks
+     _ZThn8_NS*;
+@@ -665,9 +716,9 @@ CXXABI_1.3 {
+     _ZTVN10__cxxabiv121__vmi_class_type_infoE;
+ 
+     # typeinfo structure (and some names)
+-    _ZTI[a-z];
+-    _ZTIP[a-z];
+-    _ZTIPK[a-z];
++    _ZTI[a-fh-z];
++    _ZTIP[a-fh-z];
++    _ZTIPK[a-fh-z];
+     _ZTIN10__cxxabiv117__array_type_infoE;
+     _ZTIN10__cxxabiv117__class_type_infoE;
+     _ZTIN10__cxxabiv116__enum_type_infoE;
+@@ -680,9 +731,9 @@ CXXABI_1.3 {
+     _ZTIN10__cxxabiv121__vmi_class_type_infoE;
+ 
+     # typeinfo name
+-    _ZTS[a-z];
+-    _ZTSP[a-z];
+-    _ZTSPK[a-z];
++    _ZTS[a-fh-z];
++    _ZTSP[a-fh-z];
++    _ZTSPK[a-fh-z];
+     _ZTSN10__cxxabiv117__array_type_infoE;
+     _ZTSN10__cxxabiv117__class_type_infoE;
+     _ZTSN10__cxxabiv116__enum_type_infoE;
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/libstdc++-v3/config/locale/generic/c_locale.cc gcc-41-20060515/libstdc++-v3/config/locale/generic/c_locale.cc
+--- gcc-41-20060515.orig/libstdc++-v3/config/locale/generic/c_locale.cc	2006-05-15 11:15:39.000000000 -0500
++++ gcc-41-20060515/libstdc++-v3/config/locale/generic/c_locale.cc	2006-05-15 13:47:27.605398768 -0500
+@@ -1,6 +1,6 @@
+ // Wrapper for underlying C-language localization -*- C++ -*-
+ 
+-// Copyright (C) 2001, 2002, 2003, 2004, 2005
++// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006
+ // Free Software Foundation, Inc.
+ //
+ // This file is part of the GNU ISO C++ Library.  This library is free
+@@ -168,3 +168,10 @@ namespace std
+ {
+   const char* const* const locale::_S_categories = __gnu_cxx::category_names;
+ }  // namespace std
++
++// XXX GLIBCXX_ABI Deprecated
++#ifdef _GLIBCXX_LONG_DOUBLE_COMPAT
++#define _GLIBCXX_LDBL_COMPAT(dbl, ldbl) \
++  extern "C" void ldbl (void) __attribute__ ((alias (#dbl)))
++_GLIBCXX_LDBL_COMPAT(_ZSt14__convert_to_vIdEvPKcRT_RSt12_Ios_IostateRKPi, _ZSt14__convert_to_vIeEvPKcRT_RSt12_Ios_IostateRKPi);
++#endif // _GLIBCXX_LONG_DOUBLE_COMPAT
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/libstdc++-v3/config/locale/gnu/c_locale.cc gcc-41-20060515/libstdc++-v3/config/locale/gnu/c_locale.cc
+--- gcc-41-20060515.orig/libstdc++-v3/config/locale/gnu/c_locale.cc	2006-05-15 11:15:39.000000000 -0500
++++ gcc-41-20060515/libstdc++-v3/config/locale/gnu/c_locale.cc	2006-05-15 13:47:27.606398615 -0500
+@@ -1,6 +1,6 @@
+ // Wrapper for underlying C-language localization -*- C++ -*-
+ 
+-// Copyright (C) 2001, 2002, 2003, 2004, 2005 
++// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006
+ // Free Software Foundation, Inc.
+ //
+ // This file is part of the GNU ISO C++ Library.  This library is free
+@@ -132,3 +132,10 @@ namespace std
+ {
+   const char* const* const locale::_S_categories = __gnu_cxx::category_names;
+ }  // namespace std
++
++// XXX GLIBCXX_ABI Deprecated
++#ifdef _GLIBCXX_LONG_DOUBLE_COMPAT
++#define _GLIBCXX_LDBL_COMPAT(dbl, ldbl) \
++  extern "C" void ldbl (void) __attribute__ ((alias (#dbl)))
++_GLIBCXX_LDBL_COMPAT(_ZSt14__convert_to_vIdEvPKcRT_RSt12_Ios_IostateRKP15__locale_struct, _ZSt14__convert_to_vIeEvPKcRT_RSt12_Ios_IostateRKP15__locale_struct);
++#endif // _GLIBCXX_LONG_DOUBLE_COMPAT
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/libstdc++-v3/config/os/gnu-linux/ldbl-extra.ver gcc-41-20060515/libstdc++-v3/config/os/gnu-linux/ldbl-extra.ver
+--- gcc-41-20060515.orig/libstdc++-v3/config/os/gnu-linux/ldbl-extra.ver	1969-12-31 18:00:00.000000000 -0600
++++ gcc-41-20060515/libstdc++-v3/config/os/gnu-linux/ldbl-extra.ver	2006-05-15 13:47:27.606398615 -0500
+@@ -0,0 +1,19 @@
++# Appended to version file.
++
++GLIBCXX_LDBL_3.4 {
++  _ZNSt14numeric_limitsIg*;
++  _ZNSirsERg;
++  _ZNSolsEg;
++  _ZNSt13basic_istreamIwSt11char_traitsIwEErsERg;
++  _ZNSt13basic_ostreamIwSt11char_traitsIwEElsEg;
++  _ZSt14__convert_to_vIgEvPKcRT_RSt12_Ios_IostateRKP*;
++  _ZStlsIg[cw]St11char_traitsI[cw]EERSt13basic_ostreamIT0_T1_ES6_RKSt7complexIT_E;
++  _ZStrsIg[cw]St11char_traitsI[cw]EERSt13basic_istreamIT0_T1_ES6_RSt7complexIT_E;
++  *__gnu_cxx_ldbl128*;
++};
++
++CXXABI_LDBL_1.3 {
++  _ZT[IS]g;
++  _ZT[IS]Pg;
++  _ZT[IS]PKg;
++};
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/libstdc++-v3/config.h.in gcc-41-20060515/libstdc++-v3/config.h.in
+--- gcc-41-20060515.orig/libstdc++-v3/config.h.in	2006-05-15 11:15:42.000000000 -0500
++++ gcc-41-20060515/libstdc++-v3/config.h.in	2006-05-15 13:47:27.601399384 -0500
+@@ -658,6 +658,9 @@
+ /* Define to 1 if a full hosted library is built, or 0 if freestanding. */
+ #undef _GLIBCXX_HOSTED
+ 
++/* Define if compatibility should be provided for -mlong-double-64. */
++#undef _GLIBCXX_LONG_DOUBLE_COMPAT
++
+ /* Define if ptrdiff_t is int. */
+ #undef _GLIBCXX_PTRDIFF_T_IS_INT
+ 
+diff -urpN -X /home/bergner/cvs/dontdiff gcc-41-20060515.orig/libstdc++-v3/configure gcc-41-20060515/libstdc++-v3/configure
+--- gcc-41-20060515.orig/libstdc++-v3/configure	2006-05-15 11:15:42.000000000 -0500
++++ gcc-41-20060515/libstdc++-v3/configure	2006-05-15 13:47:27.664389689 -0500
+@@ -309,7 +309,7 @@ ac_includes_default="\
+ # include <unistd.h>
+ #endif"
+ 
+-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS libtool_VERSION multi_basedir build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CYGPATH_W PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM mkdir_p AWK SET_MAKE am__leading_dot AMTAR am__tar am__untar glibcxx_builddir glibcxx_srcdir toplevel_srcdir CC ac_ct_CC EXEEXT OBJEXT CXX ac_ct_CXX CFLAGS CXXFLAGS LN_S AS ac_ct_AS AR ac_ct_AR RANLIB ac_ct_RANLIB MAINTAINER_MODE_TRUE MAINTAINER_MODE_FALSE MAINT LIBTOOL CXXCPP CPPFLAGS enable_shared enable_static GLIBCXX_HOSTED_TRUE GLIBCXX_HOSTED_FALSE GLIBCXX_BUILD_PCH_TRUE GLIBCXX_BUILD_PCH_FALSE glibcxx_PCHFLAGS CSTDIO_H BASIC_FILE_H BASIC_FILE_CC CPP EGREP check_msgfmt glibcxx_MOFILES glibcxx_POFILES glibcxx_localedir USE_NLS CLOCALE_H CMESSAGES_H CCODECVT_CC CCOLLATE_CC CCTYPE_CC CMESSAGES_CC CMONEY_CC CNUMERIC_CC CTIME_H CTIME_CC CLOCALE_CC CLOCALE_INTERNAL_H ALLOCATOR_H ALLOCATOR_NAME C_INCLUDE_DIR GLIBCXX_C_HEADERS_C_TRUE GLIBCXX_C_HEADERS_C_FALSE GLIBCXX_C_HEADERS_C_STD_TRUE GLIBCXX_C_HEADERS_C_STD_FALSE GLIBCXX_C_HEADERS_COMPATIBILITY_TRUE GLIBCXX_C_HEADERS_COMPATIBILITY_FALSE DEBUG_FLAGS GLIBCXX_BUILD_DEBUG_TRUE GLIBCXX_BUILD_DEBUG_FALSE EXTRA_CXX_FLAGS glibcxx_thread_h WERROR SECTION_FLAGS SECTION_LDFLAGS OPT_LDFLAGS LIBMATHOBJS LIBICONV SYMVER_MAP port_specific_symbol_files ENABLE_SYMVERS_GNU_TRUE ENABLE_SYMVERS_GNU_FALSE ENABLE_SYMVERS_DARWIN_EXPORT_TRUE ENABLE_SYMVERS_DARWIN_EXPORT_FALSE baseline_dir ATOMICITY_SRCDIR ATOMIC_WORD_SRCDIR CPU_DEFINES_SRCDIR ABI_TWEAKS_SRCDIR OS_INC_SRCDIR glibcxx_prefixdir gxx_include_dir glibcxx_toolexecdir glibcxx_toolexeclibdir GLIBCXX_INCLUDES TOPLEVEL_INCLUDES OPTIMIZE_CXXFLAGS WARN_FLAGS LIBSUPCXX_PICFLAGS LIBOBJS LTLIBOBJS'
++ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS libtool_VERSION multi_basedir build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA CYGPATH_W PACKAGE VERSION ACLOCAL AUTOCONF AUTOMAKE AUTOHEADER MAKEINFO install_sh STRIP ac_ct_STRIP INSTALL_STRIP_PROGRAM mkdir_p AWK SET_MAKE am__leading_dot AMTAR am__tar am__untar glibcxx_builddir glibcxx_srcdir toplevel_srcdir CC ac_ct_CC EXEEXT OBJEXT CXX ac_ct_CXX CFLAGS CXXFLAGS LN_S AS ac_ct_AS AR ac_ct_AR RANLIB ac_ct_RANLIB MAINTAINER_MODE_TRUE MAINTAINER_MODE_FALSE MAINT LIBTOOL CXXCPP CPPFLAGS enable_shared enable_static GLIBCXX_HOSTED_TRUE GLIBCXX_HOSTED_FALSE GLIBCXX_BUILD_PCH_TRUE GLIBCXX_BUILD_PCH_FALSE glibcxx_PCHFLAGS CSTDIO_H BASIC_FILE_H BASIC_FILE_CC CPP EGREP check_msgfmt glibcxx_MOFILES glibcxx_POFILES glibcxx_localedir USE_NLS CLOCALE_H CMESSAGES_H CCODECVT_CC CCOLLATE_CC CCTYPE_CC CMESSAGES_CC CMONEY_CC CNUMERIC_CC CTIME_H CTIME_CC CLOCALE_CC CLOCALE_INTERNAL_H ALLOCATOR_H ALLOCATOR_NAME C_INCLUDE_DIR GLIBCXX_C_HEADERS_C_TRUE GLIBCXX_C_HEADERS_C_FALSE GLIBCXX_C_HEADERS_C_STD_TRUE GLIBCXX_C_HEADERS_C_STD_FALSE GLIBCXX_C_HEADERS_COMPATIBILITY_TRUE GLIBCXX_C_HEADERS_COMPATIBILITY_FALSE DEBUG_FLAGS GLIBCXX_BUILD_DEBUG_TRUE GLIBCXX_BUILD_DEBUG_FALSE EXTRA_CXX_FLAGS glibcxx_thread_h WERROR SECTION_FLAGS SECTION_LDFLAGS OPT_LDFLAGS LIBMATHOBJS LIBICONV SYMVER_MAP port_specific_symbol_files ENABLE_SYMVERS_GNU_TRUE ENABLE_SYMVERS_GNU_FALSE ENABLE_SYMVERS_DARWIN_EXPORT_TRUE ENABLE_SYMVERS_DARWIN_EXPORT_FALSE GLIBCXX_LDBL_COMPAT_TRUE GLIBCXX_LDBL_COMPAT_FALSE baseline_dir ATOMICITY_SRCDIR ATOMIC_WORD_SRCDIR CPU_DEFINES_SRCDIR ABI_TWEAKS_SRCDIR OS_INC_SRCDIR glibcxx_prefixdir gxx_include_dir glibcxx_toolexecdir glibcxx_toolexeclibdir GLIBCXX_INCLUDES TOPLEVEL_INCLUDES OPTIMIZE_CXXFLAGS WARN_FLAGS LIBSUPCXX_PICFLAGS LIBOBJS LTLIBOBJS'
+ ac_subst_files=''
+ 
+ # Initialize some variables set by options.
+@@ -87959,6 +87959,72 @@ echo "${ECHO_T}$glibcxx_ptrdiff_t_is_i" 
+ echo "$as_me: versioning on shared library symbols is $enable_symvers" >&6;}
+ 
+ 
++ac_ldbl_compat=no
++case "$target" in
++  powerpc*-*-*gnu* | \
++  sparc*-*-linux* | \
++  s390*-*-linux* | \
++  alpha*-*-linux*)
++  cat >conftest.$ac_ext <<_ACEOF
++/* confdefs.h