gcc:

	* Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): Remove.
	(libgcc-support): Remove $(FPBIT), $(DPBIT), $(TPBIT)
	dependencies.
	(libgcc.mvars): Remove FPBIT, FPBIT_FUNCS, DPBIT, DPBIT_FUNCS,
	TPBIT, TPBIT_FUNCS.
	* config/fp-bit.c, config/fp-bit.h: Move to ../libgcc.
	* config/arm/t-strongarm-elf (FPBIT, DPBIT, dp-bit.c, fp-bit.c):
	Remove.
	* config/arm/t-vxworks: Likewise.
	* config/arm/t-wince-pe: Likewise.
	* config/avr/t-avr (fp-bit.c, FPBIT): Remove.
	* config/bfin/t-bfin (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
	* config/bfin/t-bfin-elf: Likewise.
	* config/bfin/t-bfin-linux: Likewise.
	* config/bfin/t-bfin-uclinux: Likewise.
	* config/cris/t-cris (FPBIT, DPBIT, dp-bit.c, tmplibgcc_fp_bit.c):
	Remove.
	* config/fr30/t-fr30: Likewise.
	* config/frv/t-frv: Likewise.
	* config/h8300/t-h8300 (FPBIT, fp-bit.c): Remove.
	* config/iq2000/t-iq2000 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
	* config/m32c/t-m32c: Likewise.
	* config/m32r/t-linux: (LIB2FUNCS_EXTRA, fp-bit.c, dp-bit.c): Remove.
	* config/m32r/t-m32r (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
	* config/mcore/t-mcore: Likewise.
	* config/mep/t-mep: Likewise.
	* config/microblaze/t-microblaze: Likewise.
	* config/mips/t-linux64 (TPBIT, tp-bit.c): Remove.
	* config/mips/t-mips (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
	* config/mips/t-sdemtk (FPBIT, DPBIT): Remove.
	* config/mips/t-sr71k (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
	* config/mn10300/t-linux: Remove.
	* config/mn10300/t-mn10300 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
	* config/pdp11/t-pdp11: Likewise.
	* config/picochip/t-picochip (FPBIT, fp-bit.c): Remove.
	* config/rs6000/ppc64-fp.c: Move to ../libgcc/config/rs6000.
	* config/rs6000/t-aix43 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
	(LIB2FUNCS_EXTRA): Remove $(srcdir)/config/rs6000/ppc64-fp.c.
	* config/rs6000/t-aix52: Likewise.
	* config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Remove
	$(srcdir)/config/rs6000/ppc64-fp.c.
	* config/rs6000/t-fprules-fpbit: Remove.
	* config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Remove.
	* config/rs6000/t-lynx (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
	* config/sh/t-netbsd (FPBIT, DPBIT): Remove.
	* config/sh/t-sh (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
	* config/sparc/t-elf: Likewise.
	* config/sparc/t-leon: Likewise.
	* config/sparc/t-leon3: Likewise.
	* config/spu/t-spu-elf: Likewise.
	(DPBIT_FUNCS): Remove.
	* config/stormy16/t-stormy16 (FPBIT, DPBIT, dp-bit.c, fp-bit.c): Remove.
	* config/v850/t-v850: Likewise.
	* config.gcc (avr-*-rtems*): Add avr/avr-lib.h to libgcc_tm_file.
	(avr-*-*): Likewise.
	(h8300-*-rtems*): Set libgcc_tm_file.
	(h8300-*-elf*): Likewise.
	(powerpc-*-eabisimaltivec*): Remove rs6000/t-fprules-fpbit from
	tmake_file.
	(powerpc-*-eabisim*): Likewise.
	(powerpc-*-elf*): Likewise.
	(powerpc-*-eabialtivec*): Likewise.
	(powerpc-xilinx-eabi*): Likewise.
	(powerpc-*-eabi*): Likewise.
	(powerpc-*-rtems*): Likewise.
	(powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Likewise.
	(powerpcle-*-elf*): Likewise.
	(powerpcle-*-eabisim*): Likewise.
	(powerpcle-*-eabi*): Likewise.
	(rx-*-elf*): Add rx/rx-lib.h to libgcc_tm_file.
	(am33_2.0-*-linux*): Remove mn10300/t-linux from tmake_file.
	* doc/fragments.texi (Target Fragment, Floating Point Emulation):
	Remove.

	gcc/po:
	* EXCLUDES (config/fp-bit.c, config/fp-bit.h): Remove.

	libgcc:
	* Makefile.in (double_type_size, long_double_type_size): Set.
	Remove $(fpbit-in-libgcc) support.
	(FPBIT_FUNCS, DPBIT_FUNCS, TPBIT_FUNCS): New variables.
	(fpbit-src): New variable.
	($(fpbit-o), $(fpbit-s-o)): Use $(fpbit-src) instead of $(FPBIT).
	Compile with -DFLOAT $(FPBIT_CFLAGS).
	Use $<.
	($(dpbit-o), $(dpbit-s-o)): Use $(fpbit-src) instead of $(DPBIT).
	Compile with $(FPBIT_CFLAGS).
	Use $<.
	($(tpbit-o), $(tpbit-s-o): Use $(fpbit-src) instead of $(TPBIT).
	Compile with -DFLOAT $(TPBIT_CFLAGS).
	Use $<.
	* configure.ac (double_type_size, long_double_type_size):
	Determine and substitute.
	* configure: Regenerate.
	* fp-bit.c, fp-bit.h: New files.
	* config/avr/avr-lib.h, config/h8300/h8300-lib.h: New files.
	* config/mips/t-irix6 (TPBIT, $(gcc_objdir)/tp-bit.c): Remove.
	* config/mips/t-mips: New file.
	* config/mips/t-sdemtk: New file.
	* config/rs6000/ppc64-fp.c: New file.
	* config/rs6000/t-darwin (LIB2ADD): Add
	$(srcdir)/config/rs6000/ppc64-fp.c.
	* config/rs6000/t-ppc64-fp: New file.
	* config/rx/rx-lib.h: New file.
	* config/rx/t-rx (FPBIT): Set to true.
	($(gcc_objdir)/fp-bit.c): Remove.
	(DPBIT): Set to true only with -m64bit-doubles.
	($(gcc_objdir)/dp-bit.c): Remove.
	* config/sparc/t-softfp: Remove.
	* config/spu/t-elf: New file.
	* config/t-fdpbit, config/t-fpbit: New files.
	* config.host (m32c*-*-*): Add t-fdpbit to tmake_file.
	(mips*-*-*): Likewise.
	(arm-wrs-vxworks): Likewise.
	(arm*-*-freebsd*): Likewise.
	(avr-*-rtems*): Add t-fpbit to tmake_file.
	(avr-*-*): Likewise.
	(bfin*-elf*): Add t-fdpbit to tmake_file.
	(bfin*-uclinux*): Likewise.
	(bfin*-linux-uclibc*): Likewise.
	(bfin*-rtems*): New case.
	Add t-fdpbit to tmake_file.
	(bfin*-*): Add t-fdpbit to tmake_file.
	(crisv32-*-elf): Likewise.
	(cris-*-linux*): Likewise.
	(fr30-*-elf): Likewise.
	(frv-*-elf, frv-*-*linux*): Likewise.
	(h8300-*-rtems*, h8300-*-elf*): Add t-fpbit to tmake_file.
	(iq2000*-*-elf*): Add t-fdpbit to tmake_file.
	(m32r-*-elf*): Likewise.
	(m32rle-*-elf*): Likewise.
	(m32r-*-linux*): Likewise.
	(m32rle-*-linux*): Likewise.
	(mcore-*-elf): Add t-fdpbit to tmake_file.
	(microblaze*-*-*): Likewise.
	(mips-sgi-irix6.5*): Add t-tpbit to tmake_file.
	(mips*-*-netbsd*): Add mips/t-mips to tmake_file.
	(mips64*-*-linux*): Also handle mipsisa64*-*-linux*.
	Fix typo.
	Add mips/t-tpbit to tmake-file.
	(mips*-*-linux*): Fix typo.
	(mips*-sde-elf*): New case
	Add mips/t-sdemtk unless using newlib.
	(mipsisa64sr71k-*-elf*): Add t-fdpbit to tmake_file.
	(mipsisa64sb1-*-elf*): Add mips/t-mips to tmake_file.
	(mn10300-*-*): Likewise.
	(pdp11-*-*): Likewise.
	(picochip-*-*): Add t-fpbit to tmake_file.
	(powerpc-*-eabisimaltivec*): Likewise.
	(powerpc-*-eabisim*): Likewise.
	(powerpc-*-elf*): Likewise.
	(powerpc-*-eabialtivec*): Likewise.
	(powerpc-xilinx-eabi*): New case.
	Add t-fdpbit to tmake_file.
	(powerpc-*-eabi*):  Add t-fdpbit to tmake_file.
	(powerpc-*-rtems*): Likewise.
	(powerpc-*-linux*, powerpc64-*-linux*): Add rs6000/t-ppc64-fp to
	tmake_file.
	(powerpc-wrs-vxworks, powerpc-wrs-vxworksae): Add t-fdpbit to
	tmake_file.
	(powerpc-*-lynxos*): Likewise.
	(powerpcle-*-elf*): Likewise.
	(powerpcle-*-eabisim*): Likewise.
	(powerpcle-*-eabi*): Likewise.
	(rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Add
	t-fdpbit, rs6000/t-ppc64-fp to tmake_file.
	(rs6000-ibm-aix5.1.*, powerpc-ibm-aix5.1.*): Likewise.
	(rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
	(rx-*-elf): Add t-fdpbit to tmake_file.
	(sh-*-elf*, sh[12346l]*-*-elf*, sh-*-linux*)
	(sh[2346lbe]*-*-linux*, sh-*-netbsdelf*, shl*-*-netbsdelf*)
	(sh5-*-netbsd*, sh5l*-*-netbsd*, sh64-*-netbsd*)
	(sh64l*-*-netbsd*): Add t-fdpbit to tmake_file except on
	sh*-*-netbsd*.
	(sh-*-rtems*): Add t-fdpbit to tmake_file.
	(sh-wrs-vxworks): Likewise.
	(sparc-*-elf*): Replace sparc/t-softfp by t-fdpbit in tmake_file.
	(sparc-*-linux*): Add t-fdpbit to tmake_file for *-leon*.
	(sparc-*-rtems*, sparc64-*-rtems*): Split off ...
	(sparc64-*-rtems*): ... new case.
	(sparc-*-rtems*): Add t-fdpbit to tmake_file.
	(spu-*-elf*): Likewise.
	Add spu/t-elf to tmake_file.
	(v850*-*-*): Add t-fdpbit to tmake_file.
	(xstormy16-*-elf): Likewise.
	(am33_2.0-*-linux*): Add t-fdpbit to tmake_file.
	(mep*-*-*): Likewise.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@177448 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 624 insertions, 2 deletions

diff --git a/libgcc/configure b/libgcc/configure
index 60363387312..0ead080691d 100644
--- a/libgcc/configure
+++ b/libgcc/configure
@@ -168,7 +168,8 @@ test x\$exitcode = x0 || exit 1"
   as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
   as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
   eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
-  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1"
+  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1
+test \$(( 1 + 1 )) = 2 || exit 1"
   if (eval "$as_required") 2>/dev/null; then :
   as_have_required=yes
 else
@@ -551,6 +552,42 @@ PACKAGE_BUGREPORT=''
 PACKAGE_URL='http://www.gnu.org/software/libgcc/'
 
 ac_unique_file="static-object.mk"
+# Factoring default headers for most tests.
+ac_includes_default="\
+#include <stdio.h>
+#ifdef HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+# include <sys/stat.h>
+#endif
+#ifdef STDC_HEADERS
+# include <stdlib.h>
+# include <stddef.h>
+#else
+# ifdef HAVE_STDLIB_H
+#  include <stdlib.h>
+# endif
+#endif
+#ifdef HAVE_STRING_H
+# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
+#  include <memory.h>
+# endif
+# include <string.h>
+#endif
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
+#ifdef HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
+#ifdef HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
+#endif"
+
 ac_subst_vars='LTLIBOBJS
 LIBOBJS
 asm_hidden_op
@@ -563,6 +600,10 @@ vis_hide
 fixed_point
 enable_decimal_float
 decimal_float
+long_double_type_size
+double_type_size
+EGREP
+GREP
 CPP
 OBJEXT
 EXEEXT
@@ -1464,6 +1505,255 @@ fi
   return $ac_retval
 
 } # ac_fn_c_try_cpp
+
+# ac_fn_c_try_run LINENO
+# ----------------------
+# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
+# that executables *can* be run.
+ac_fn_c_try_run ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: program exited with status $ac_status" >&5
+       $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+       ac_retval=$ac_status
+fi
+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
+
+} # ac_fn_c_try_run
+
+# ac_fn_c_compute_int LINENO EXPR VAR INCLUDES
+# --------------------------------------------
+# Tries to find the compile-time value of EXPR in a program that includes
+# INCLUDES, setting VAR accordingly. Returns whether the value could be
+# computed
+ac_fn_c_compute_int ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if test "$cross_compiling" = yes; then
+    # Depending upon the size, compute the lo and hi bounds.
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) >= 0)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_lo=0 ac_mid=0
+  while :; do
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) <= $ac_mid)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_hi=$ac_mid; break
+else
+  as_fn_arith $ac_mid + 1 && ac_lo=$as_val
+			if test $ac_lo -le $ac_mid; then
+			  ac_lo= ac_hi=
+			  break
+			fi
+			as_fn_arith 2 '*' $ac_mid + 1 && ac_mid=$as_val
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  done
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) < 0)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_hi=-1 ac_mid=-1
+  while :; do
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) >= $ac_mid)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_lo=$ac_mid; break
+else
+  as_fn_arith '(' $ac_mid ')' - 1 && ac_hi=$as_val
+			if test $ac_mid -le $ac_hi; then
+			  ac_lo= ac_hi=
+			  break
+			fi
+			as_fn_arith 2 '*' $ac_mid && ac_mid=$as_val
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  done
+else
+  ac_lo= ac_hi=
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+# Binary search between lo and hi bounds.
+while test "x$ac_lo" != "x$ac_hi"; do
+  as_fn_arith '(' $ac_hi - $ac_lo ')' / 2 + $ac_lo && ac_mid=$as_val
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+static int test_array [1 - 2 * !(($2) <= $ac_mid)];
+test_array [0] = 0
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_hi=$ac_mid
+else
+  as_fn_arith '(' $ac_mid ')' + 1 && ac_lo=$as_val
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+done
+case $ac_lo in #((
+?*) eval "$3=\$ac_lo"; ac_retval=0 ;;
+'') ac_retval=1 ;;
+esac
+  else
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+static long int longval () { return $2; }
+static unsigned long int ulongval () { return $2; }
+#include <stdio.h>
+#include <stdlib.h>
+int
+main ()
+{
+
+  FILE *f = fopen ("conftest.val", "w");
+  if (! f)
+    return 1;
+  if (($2) < 0)
+    {
+      long int i = longval ();
+      if (i != ($2))
+	return 1;
+      fprintf (f, "%ld", i);
+    }
+  else
+    {
+      unsigned long int i = ulongval ();
+      if (i != ($2))
+	return 1;
+      fprintf (f, "%lu", i);
+    }
+  /* Do not output a trailing newline, as this causes \r\n confusion
+     on some platforms.  */
+  return ferror (f) || fclose (f) != 0;
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+  echo >>conftest.val; read $3 <conftest.val; ac_retval=0
+else
+  ac_retval=1
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f conftest.val
+
+  fi
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+  return $ac_retval
+
+} # ac_fn_c_compute_int
+
+# ac_fn_c_check_header_preproc LINENO HEADER VAR
+# ----------------------------------------------
+# Tests whether HEADER is present, setting the cache variable VAR accordingly.
+ac_fn_c_check_header_preproc ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if { as_var=$3; eval "test \"\${$as_var+set}\" = set"; }; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <$2>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f conftest.err conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
+
+} # ac_fn_c_check_header_preproc
 cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
@@ -3649,8 +3939,340 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 ac_c_preproc_warn_flag=yes
 
-# Check for decimal float support.
 
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
+$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
+if test "${ac_cv_path_GREP+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if test -z "$GREP"; then
+  ac_path_GREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in grep ggrep; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue
+# Check for GNU ac_path_GREP and select it if it is found.
+  # Check for GNU $ac_path_GREP
+case `"$ac_path_GREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo 'GREP' >> "conftest.nl"
+    "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_GREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_GREP="$ac_path_GREP"
+      ac_path_GREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_GREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_GREP"; then
+    as_fn_error "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_GREP=$GREP
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
+$as_echo "$ac_cv_path_GREP" >&6; }
+ GREP="$ac_cv_path_GREP"
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
+$as_echo_n "checking for egrep... " >&6; }
+if test "${ac_cv_path_EGREP+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+   then ac_cv_path_EGREP="$GREP -E"
+   else
+     if test -z "$EGREP"; then
+  ac_path_EGREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in egrep; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
+      { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue
+# Check for GNU ac_path_EGREP and select it if it is found.
+  # Check for GNU $ac_path_EGREP
+case `"$ac_path_EGREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo 'EGREP' >> "conftest.nl"
+    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_EGREP="$ac_path_EGREP"
+      ac_path_EGREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_EGREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_EGREP"; then
+    as_fn_error "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_EGREP=$EGREP
+fi
+
+   fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
+$as_echo "$ac_cv_path_EGREP" >&6; }
+ EGREP="$ac_cv_path_EGREP"
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
+$as_echo_n "checking for ANSI C header files... " >&6; }
+if test "${ac_cv_header_stdc+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <float.h>
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_header_stdc=yes
+else
+  ac_cv_header_stdc=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+
+if test $ac_cv_header_stdc = yes; then
+  # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <string.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "memchr" >/dev/null 2>&1; then :
+
+else
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+  # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdlib.h>
+
+_ACEOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  $EGREP "free" >/dev/null 2>&1; then :
+
+else
+  ac_cv_header_stdc=no
+fi
+rm -f conftest*
+
+fi
+
+if test $ac_cv_header_stdc = yes; then
+  # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
+  if test "$cross_compiling" = yes; then :
+  :
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <ctype.h>
+#include <stdlib.h>
+#if ((' ' & 0x0FF) == 0x020)
+# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
+# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
+#else
+# define ISLOWER(c) \
+		   (('a' <= (c) && (c) <= 'i') \
+		     || ('j' <= (c) && (c) <= 'r') \
+		     || ('s' <= (c) && (c) <= 'z'))
+# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
+#endif
+
+#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
+int
+main ()
+{
+  int i;
+  for (i = 0; i < 256; i++)
+    if (XOR (islower (i), ISLOWER (i))
+	|| toupper (i) != TOUPPER (i))
+      return 2;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_run "$LINENO"; then :
+
+else
+  ac_cv_header_stdc=no
+fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
+fi
+
+fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
+$as_echo "$ac_cv_header_stdc" >&6; }
+if test $ac_cv_header_stdc = yes; then
+
+$as_echo "#define STDC_HEADERS 1" >>confdefs.h
+
+fi
+
+# On IRIX 5.3, sys/types and inttypes.h are conflicting.
+for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
+		  inttypes.h stdint.h unistd.h
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_preproc "$LINENO" "$ac_header" "$as_ac_Header"
+eval as_val=\$$as_ac_Header
+   if test "x$as_val" = x""yes; then :
+  cat >>confdefs.h <<_ACEOF
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+done
+
+
+# The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of double" >&5
+$as_echo_n "checking size of double... " >&6; }
+if test "${ac_cv_sizeof_double+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (double))" "ac_cv_sizeof_double"        "$ac_includes_default"; then :
+
+else
+  if test "$ac_cv_type_double" = yes; then
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (double)
+See \`config.log' for more details." "$LINENO" 5; }; }
+   else
+     ac_cv_sizeof_double=0
+   fi
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_double" >&5
+$as_echo "$ac_cv_sizeof_double" >&6; }
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_DOUBLE $ac_cv_sizeof_double
+_ACEOF
+
+
+# The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of long double" >&5
+$as_echo_n "checking size of long double... " >&6; }
+if test "${ac_cv_sizeof_long_double+set}" = set; then :
+  $as_echo_n "(cached) " >&6
+else
+  if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (long double))" "ac_cv_sizeof_long_double"        "$ac_includes_default"; then :
+
+else
+  if test "$ac_cv_type_long_double" = yes; then
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+{ as_fn_set_status 77
+as_fn_error "cannot compute sizeof (long double)
+See \`config.log' for more details." "$LINENO" 5; }; }
+   else
+     ac_cv_sizeof_long_double=0
+   fi
+fi
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_long_double" >&5
+$as_echo "$ac_cv_sizeof_long_double" >&6; }
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
+_ACEOF
+
+
+as_fn_arith $ac_cv_sizeof_double \* 8 && double_type_size=$as_val
+as_fn_arith $ac_cv_sizeof_long_double \* 8 && long_double_type_size=$as_val
+
+
+
+# Check for decimal float support.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether decimal floating point is supported" >&5
 $as_echo_n "checking whether decimal floating point is supported... " >&6; }
 if test "${libgcc_cv_dfp+set}" = set; then :