# include <unistd.h>
#endif"
+ac_c_werror_flag=
ac_subst_vars='am__EXEEXT_FALSE
am__EXEEXT_TRUE
LTLIBOBJS
LIBOBJS
IEEE_FLAGS
FPU_HOST_HEADER
+LIBGFOR_BUILD_QUAD_FALSE
+LIBGFOR_BUILD_QUAD_TRUE
+LIBQUADINCLUDE
+LIBQUADLIB_DEP
+LIBQUADLIB
+LIBQUADSPEC
extra_ldflags_libgfortran
ac_ct_FC
FCFLAGS
FC
enable_static
enable_shared
+lt_host_flags
CPP
OTOOL64
OTOOL
AR
AS
SECTION_FLAGS
+LIBGFOR_USE_SYMVER_SUN_FALSE
+LIBGFOR_USE_SYMVER_SUN_TRUE
+LIBGFOR_USE_SYMVER_GNU_FALSE
+LIBGFOR_USE_SYMVER_GNU_TRUE
LIBGFOR_USE_SYMVER_FALSE
LIBGFOR_USE_SYMVER_TRUE
AM_CFLAGS
with_gnu_ld
enable_libtool_lock
enable_largefile
+enable_libquadmath_support
'
ac_precious_vars='build_alias
host_alias
--disable-option-checking ignore unrecognized --enable/--with options
--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
- --enable-version-specific-runtime-libs Specify that runtime libraries should be installed in a compiler-specific directory
+ --enable-version-specific-runtime-libs
+ specify that runtime libraries should be installed
+ in a compiler-specific directory
--enable-intermodule build the library in one step
--enable-maintainer-mode enable make rules and dependencies not useful
(and sometimes confusing) to the casual installer
optimize for fast installation [default=yes]
--disable-libtool-lock avoid locking (might break parallel builds)
--disable-largefile omit support for large files
+ --disable-libquadmath-support
+ disable libquadmath support for Fortran
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
+# Create a spec file, so that compile/link tests don't fail
+test -f libgfortran.spec || touch libgfortran.spec
+
# Check the compiler.
# The same as in boehm-gc and libstdc++. Have to borrow it from there.
# We must force CC to /not/ be precious variables; otherwise
# Check for symbol versioning (copied from libssp).
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether symbol versioning is supported" >&5
$as_echo_n "checking whether symbol versioning is supported... " >&6; }
+save_LDFLAGS="$LDFLAGS"
+LDFLAGS="$LDFLAGS -fPIC -shared -Wl,--version-script,./conftest.map"
cat > conftest.map <<EOF
FOO_1.0 {
global: *foo*; bar; local: *;
};
EOF
-save_LDFLAGS="$LDFLAGS"
-LDFLAGS="$LDFLAGS -fPIC -shared -Wl,--version-script,./conftest.map"
if test x$gcc_no_link = xyes; then
as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
}
_ACEOF
if ac_fn_c_try_link "$LINENO"; then :
- gfortran_use_symver=yes
+ gfortran_use_symver=gnu
else
gfortran_use_symver=no
fi
rm -f core conftest.err conftest.$ac_objext \
conftest$ac_exeext conftest.$ac_ext
+if test x$gfortran_use_symver = xno; then
+ case "$target_os" in
+ solaris2*)
+ LDFLAGS="$save_LDFLAGS"
+ LDFLAGS="$LDFLAGS -fPIC -shared -Wl,-M,./conftest.map"
+ # Sun ld cannot handle wildcards and treats all entries as undefined.
+ cat > conftest.map <<EOF
+FOO_1.0 {
+ global: foo; local: *;
+};
+EOF
+ if test x$gcc_no_link = xyes; then
+ as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
+fi
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+int foo;
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ gfortran_use_symver=sun
+else
+ gfortran_use_symver=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+ ;;
+ esac
+fi
LDFLAGS="$save_LDFLAGS"
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gfortran_use_symver" >&5
$as_echo "$gfortran_use_symver" >&6; }
- if test "x$gfortran_use_symver" = xyes; then
+ if test "x$gfortran_use_symver" != xno; then
LIBGFOR_USE_SYMVER_TRUE=
LIBGFOR_USE_SYMVER_FALSE='#'
else
LIBGFOR_USE_SYMVER_FALSE=
fi
+ if test "x$gfortran_use_symver" = xgnu; then
+ LIBGFOR_USE_SYMVER_GNU_TRUE=
+ LIBGFOR_USE_SYMVER_GNU_FALSE='#'
+else
+ LIBGFOR_USE_SYMVER_GNU_TRUE='#'
+ LIBGFOR_USE_SYMVER_GNU_FALSE=
+fi
+
+ if test "x$gfortran_use_symver" = xsun; then
+ LIBGFOR_USE_SYMVER_SUN_TRUE=
+ LIBGFOR_USE_SYMVER_SUN_FALSE='#'
+else
+ LIBGFOR_USE_SYMVER_SUN_TRUE='#'
+ LIBGFOR_USE_SYMVER_SUN_FALSE=
+fi
+
# Figure out whether the compiler supports "-ffunction-sections -fdata-sections",
# similarly to how libstdc++ does it
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 11310 "configure"
+#line 11381 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
-#line 11416 "configure"
+#line 11487 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
+
+case $host in
+ *-cygwin* | *-mingw*)
+ # 'host' will be top-level target in the case of a target lib,
+ # we must compare to with_cross_host to decide if this is a native
+ # or cross-compiler and select where to install dlls appropriately.
+ if test -n "$with_cross_host" &&
+ test x"$with_cross_host" != x"no"; then
+ lt_host_flags='-no-undefined -bindir "$(toolexeclibdir)"';
+ else
+ lt_host_flags='-no-undefined -bindir "$(bindir)"';
+ fi
+ ;;
+ *)
+ lt_host_flags=
+ ;;
+esac
+
+
+
+
+
#AC_MSG_NOTICE([====== Finished libtool configuration]) ; sleep 10
# We need gfortran to compile parts of the library
$as_echo_n "checking for type equivalent to int8_t... " >&6; }
case "$ac_cv_sizeof_char" in
1) acx_cv_type_int8_t=char ;;
- *) { as_fn_set_status please report a bug
-as_fn_error "no 8-bit type" "$LINENO" 5; }
+ *) as_fn_error "no 8-bit type, please report a bug" "$LINENO" 5
esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_int8_t" >&5
$as_echo "$acx_cv_type_int8_t" >&6; }
case "$ac_cv_sizeof_int:$ac_cv_sizeof_short" in
2:*) acx_cv_type_int16_t=int ;;
*:2) acx_cv_type_int16_t=short ;;
- *) { as_fn_set_status please report a bug
-as_fn_error "no 16-bit type" "$LINENO" 5; }
+ *) as_fn_error "no 16-bit type, please report a bug" "$LINENO" 5
esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_int16_t" >&5
$as_echo "$acx_cv_type_int16_t" >&6; }
case "$ac_cv_sizeof_int:$ac_cv_sizeof_long" in
4:*) acx_cv_type_int32_t=int ;;
*:4) acx_cv_type_int32_t=long ;;
- *) { as_fn_set_status please report a bug
-as_fn_error "no 32-bit type" "$LINENO" 5; }
+ *) as_fn_error "no 32-bit type, please report a bug" "$LINENO" 5
esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_int32_t" >&5
$as_echo "$acx_cv_type_int32_t" >&6; }
2) acx_cv_type_intptr_t=int16_t ;;
4) acx_cv_type_intptr_t=int32_t ;;
8) acx_cv_type_intptr_t=int64_t ;;
- *) { as_fn_set_status please report a bug
-as_fn_error "no equivalent for intptr_t" "$LINENO" 5; }
+ *) as_fn_error "no equivalent for intptr_t, please report a bug" "$LINENO" 5
esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $acx_cv_type_intptr_t" >&5
$as_echo "$acx_cv_type_intptr_t" >&6; }
fi
-# Check for a isfinite macro that works on long doubles.
-
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether isfinite is broken" >&5
-$as_echo_n "checking whether isfinite is broken... " >&6; }
-if test "${libgfor_cv_have_broken_isfinite+set}" = set; then :
- $as_echo_n "(cached) " >&6
-else
-
- libgfor_check_for_broken_isfinite_save_LIBS=$LIBS
- LIBS="$LIBS -lm"
- if test "$cross_compiling" = yes; then :
-
-case "${target}" in
- hppa*-*-hpux*) libgfor_cv_have_broken_isfinite=yes ;;
- *) libgfor_cv_have_broken_isfinite=no ;;
-esac
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-
-#include <math.h>
-#include <float.h>
-int main ()
-{
-#ifdef isfinite
-#ifdef LDBL_MAX
- if (!isfinite(LDBL_MAX)) return 1;
-#endif
-#ifdef DBL_MAX
- if (!isfinite(DBL_MAX)) return 1;
-#endif
-#endif
-return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
- libgfor_cv_have_broken_isfinite=no
-else
- libgfor_cv_have_broken_isfinite=yes
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
- conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
- LIBS=$libgfor_check_for_broken_isfinite_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgfor_cv_have_broken_isfinite" >&5
-$as_echo "$libgfor_cv_have_broken_isfinite" >&6; }
-if test x"$libgfor_cv_have_broken_isfinite" = xyes; then
-
-$as_echo "#define HAVE_BROKEN_ISFINITE 1" >>confdefs.h
-
-fi
-
-# Check for a isnan macro that works on long doubles.
-
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether isnan is broken" >&5
-$as_echo_n "checking whether isnan is broken... " >&6; }
-if test "${libgfor_cv_have_broken_isnan+set}" = set; then :
- $as_echo_n "(cached) " >&6
-else
-
- libgfor_check_for_broken_isnan_save_LIBS=$LIBS
- LIBS="$LIBS -lm"
- if test "$cross_compiling" = yes; then :
-
-case "${target}" in
- hppa*-*-hpux*) libgfor_cv_have_broken_isnan=yes ;;
- *) libgfor_cv_have_broken_isnan=no ;;
-esac
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-
-#include <math.h>
-#include <float.h>
-int main ()
-{
-#ifdef isnan
-#ifdef LDBL_MAX
- {
- long double x;
- x = __builtin_nanl ("");
- if (!isnan(x)) return 1;
- if (isnan(LDBL_MAX)) return 1;
-#ifdef NAN
- x = (long double) NAN;
- if (!isnan(x)) return 1;
-#endif
- }
-#endif
-#ifdef DBL_MAX
- {
- double y;
- y = __builtin_nan ("");
- if (!isnan(y)) return 1;
- if (isnan(DBL_MAX)) return 1;
-#ifdef NAN
- y = (double) NAN;
- if (!isnan(y)) return 1;
-#endif
- }
-#endif
-#endif
-return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
- libgfor_cv_have_broken_isnan=no
-else
- libgfor_cv_have_broken_isnan=yes
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
- conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
- LIBS=$libgfor_check_for_broken_isnan_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgfor_cv_have_broken_isnan" >&5
-$as_echo "$libgfor_cv_have_broken_isnan" >&6; }
-if test x"$libgfor_cv_have_broken_isnan" = xyes; then
-
-$as_echo "#define HAVE_BROKEN_ISNAN 1" >>confdefs.h
-
-fi
-
-# Check for a fpclassify macro that works on long doubles.
-
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether fpclassify is broken" >&5
-$as_echo_n "checking whether fpclassify is broken... " >&6; }
-if test "${libgfor_cv_have_broken_fpclassify+set}" = set; then :
- $as_echo_n "(cached) " >&6
-else
-
- libgfor_check_for_broken_fpclassify_save_LIBS=$LIBS
- LIBS="$LIBS -lm"
- if test "$cross_compiling" = yes; then :
-
-case "${target}" in
- hppa*-*-hpux*) libgfor_cv_have_broken_fpclassify=yes ;;
- *) libgfor_cv_have_broken_fpclassify=no ;;
-esac
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-
-#include <math.h>
-#include <float.h>
-int main ()
-{
-#ifdef fpclassify
-#ifdef LDBL_MAX
- if (fpclassify(LDBL_MAX) == FP_NAN
- || fpclassify(LDBL_MAX) == FP_INFINITE) return 1;
-#endif
-#ifdef DBL_MAX
- if (fpclassify(DBL_MAX) == FP_NAN
- || fpclassify(DBL_MAX) == FP_INFINITE) return 1;
-#endif
-#endif
-return 0;
-}
-_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
- libgfor_cv_have_broken_fpclassify=no
-else
- libgfor_cv_have_broken_fpclassify=yes
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
- conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
- LIBS=$libgfor_check_for_broken_fpclassify_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgfor_cv_have_broken_fpclassify" >&5
-$as_echo "$libgfor_cv_have_broken_fpclassify" >&6; }
-if test x"$libgfor_cv_have_broken_fpclassify" = xyes; then
-
-$as_echo "#define HAVE_BROKEN_FPCLASSIFY 1" >>confdefs.h
-
-fi
-
# Check whether the system has a working stat()
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the target stat is reliable" >&5
fi
+# Check whether libquadmath should be used
+# Check whether --enable-libquadmath-support was given.
+if test "${enable_libquadmath_support+set}" = set; then :
+ enableval=$enable_libquadmath_support; ENABLE_LIBQUADMATH_SUPPORT=$enableval
+else
+ ENABLE_LIBQUADMATH_SUPPORT=yes
+fi
+
+enable_libquadmath_support=
+if test "${ENABLE_LIBQUADMATH_SUPPORT}" = "no" ; then
+ enable_libquadmath_support=no
+fi
+
+# Check whether we have a __float128 type, depends on enable_libquadmath_support
+
+ LIBQUADSPEC=
+
+ if test "x$enable_libquadmath_support" != xno; then
+
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we have a usable __float128 type" >&5
+$as_echo_n "checking whether we have a usable __float128 type... " >&6; }
+if test "${libgfor_cv_have_float128+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ if test x$gcc_no_link = xyes; then
+ as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
+fi
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+/* no header */
+
+int
+main ()
+{
+
+ typedef _Complex float __attribute__((mode(TC))) __complex128;
+
+ __float128 x;
+ x = __builtin_huge_valq() - 2.e1000Q;
+
+ __complex128 z1, z2;
+ z1 = x;
+ z2 = 2.Q;
+
+ z1 /= z2;
+ z1 /= 7.Q;
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ libgfor_cv_have_float128=yes
+else
+ libgfor_cv_have_float128=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgfor_cv_have_float128" >&5
+$as_echo "$libgfor_cv_have_float128" >&6; }
+
+ if test "x$libgfor_cv_have_float128" = xyes; then
+
+$as_echo "#define HAVE_FLOAT128 1" >>confdefs.h
+
+
+ ac_xsave_c_werror_flag=$ac_c_werror_flag
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether --as-needed works" >&5
+$as_echo_n "checking whether --as-needed works... " >&6; }
+if test "${libgfor_cv_have_as_needed+set}" = set; then :
+ $as_echo_n "(cached) " >&6
+else
+
+ save_LDFLAGS="$LDFLAGS"
+ LDFLAGS="$LDFLAGS -Wl,--as-needed -lm -Wl,--no-as-needed"
+ libgfor_cv_have_as_needed=no
+
+ac_c_werror_flag=yes
+ if test x$gcc_no_link = xyes; then
+ as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5
+fi
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+ libgfor_cv_have_as_needed=yes
+else
+ libgfor_cv_have_as_needed=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+ LDFLAGS="$save_LDFLAGS"
+ ac_c_werror_flag=$ac_xsave_c_werror_flag
+
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgfor_cv_have_as_needed" >&5
+$as_echo "$libgfor_cv_have_as_needed" >&6; }
+
+ if test "x$libgfor_cv_have_as_needed" = xyes; then
+ LIBQUADSPEC="%{static-libgfortran:--as-needed} -lquadmath %{static-libgfortran:--no-as-needed}"
+ else
+ LIBQUADSPEC="-lquadmath"
+ fi
+ if test -f ../libquadmath/libquadmath.la; then
+ LIBQUADLIB=../libquadmath/libquadmath.la
+ LIBQUADLIB_DEP=../libquadmath/libquadmath.la
+ LIBQUADINCLUDE='-I$(srcdir)/../libquadmath'
+ else
+ LIBQUADLIB="-lquadmath"
+ LIBQUADLIB_DEP=
+ LIBQUADINCLUDE=
+ fi
+ fi
+ else
+ # for --disable-quadmath
+ LIBQUADLIB=
+ LIBQUADLIB_DEP=
+ LIBQUADINCLUDE=
+ fi
+
+
+
+
+
+
+ if test "x$libgfor_cv_have_float128" = xyes; then
+ LIBGFOR_BUILD_QUAD_TRUE=
+ LIBGFOR_BUILD_QUAD_FALSE='#'
+else
+ LIBGFOR_BUILD_QUAD_TRUE='#'
+ LIBGFOR_BUILD_QUAD_FALSE=
+fi
+
+
+
# Check for GNU libc feenableexcept
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for feenableexcept in -lm" >&5
$as_echo_n "checking for feenableexcept in -lm... " >&6; }
multilib_arg=
fi
-# Write our Makefile.
-ac_config_files="$ac_config_files Makefile"
+# Write our Makefile and spec file.
+ac_config_files="$ac_config_files Makefile libgfortran.spec"
cat >confcache <<\_ACEOF
# This file is a shell script that caches the results of configure
as_fn_error "conditional \"LIBGFOR_USE_SYMVER\" was never defined.
Usually this means the macro was only invoked conditionally." "$LINENO" 5
fi
+if test -z "${LIBGFOR_USE_SYMVER_GNU_TRUE}" && test -z "${LIBGFOR_USE_SYMVER_GNU_FALSE}"; then
+ as_fn_error "conditional \"LIBGFOR_USE_SYMVER_GNU\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${LIBGFOR_USE_SYMVER_SUN_TRUE}" && test -z "${LIBGFOR_USE_SYMVER_SUN_FALSE}"; then
+ as_fn_error "conditional \"LIBGFOR_USE_SYMVER_SUN\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
+if test -z "${LIBGFOR_BUILD_QUAD_TRUE}" && test -z "${LIBGFOR_BUILD_QUAD_FALSE}"; then
+ as_fn_error "conditional \"LIBGFOR_BUILD_QUAD\" was never defined.
+Usually this means the macro was only invoked conditionally." "$LINENO" 5
+fi
: ${CONFIG_STATUS=./config.status}
ac_write_fail=0
"libtool") CONFIG_COMMANDS="$CONFIG_COMMANDS libtool" ;;
"gstdint.h") CONFIG_COMMANDS="$CONFIG_COMMANDS gstdint.h" ;;
"Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
+ "libgfortran.spec") CONFIG_FILES="$CONFIG_FILES libgfortran.spec" ;;
*) as_fn_error "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
esac
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