# 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 CPP CPPFLAGS EGREP LIBTOOL CXXCPP 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 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_FILE port_specific_symbol_files ENABLE_SYMVERS_TRUE ENABLE_SYMVERS_FALSE ENABLE_SYMVERS_GNU_TRUE ENABLE_SYMVERS_GNU_FALSE ENABLE_SYMVERS_GNU_NAMESPACE_TRUE ENABLE_SYMVERS_GNU_NAMESPACE_FALSE ENABLE_SYMVERS_DARWIN_TRUE ENABLE_SYMVERS_DARWIN_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_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 CPP CPPFLAGS EGREP LIBTOOL CXXCPP 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 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_FILE port_specific_symbol_files ENABLE_SYMVERS_TRUE ENABLE_SYMVERS_FALSE ENABLE_SYMVERS_GNU_TRUE ENABLE_SYMVERS_GNU_FALSE ENABLE_SYMVERS_GNU_NAMESPACE_TRUE ENABLE_SYMVERS_GNU_NAMESPACE_FALSE ENABLE_SYMVERS_DARWIN_TRUE ENABLE_SYMVERS_DARWIN_FALSE ENABLE_VISIBILITY_TRUE ENABLE_VISIBILITY_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.
--enable-fully-dynamic-string
do not put empty strings in per-process static
memory [default=no]
- _g_switchUse thread-local storage
- [default=yes]
+ --enable-tls Use thread-local storage [default=yes]
--enable-symvers=STYLE enables symbol versioning of the shared library
[default=yes]
+ --enable-visibility enables visibility safe usage [default=yes]
--enable-version-specific-runtime-libs
Specify that runtime libraries should be installed
in a compiler-specific directory
### am handles this now? ORIGINAL_LD_FOR_MULTILIBS=$LD
# For libtool versioning info, format is CURRENT:REVISION:AGE
-libtool_VERSION=6:9:0
+libtool_VERSION=6:10:0
# Find the rest of the source tree framework.
fi
+# Even if the default multilib is not a cross compilation,
+# it may be that some of the other multilibs are.
+if test $cross_compiling = no && test $multilib = yes \
+ && test "x${with_multisubdir}" != x ; then
+ cross_compiling=maybe
+fi
+
ac_config_commands="$ac_config_commands default-1"
case $host in
*-*-irix6*)
# Find out which ABI we are using.
- echo '#line 4735 "configure"' > conftest.$ac_ext
+ echo '#line 4742 "configure"' > conftest.$ac_ext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>&5
ac_status=$?
#
# Fake what AC_TRY_COMPILE does. XXX Look at redoing this new-style.
cat > conftest.$ac_ext << EOF
-#line 5355 "configure"
+#line 5362 "configure"
struct S { ~S(); };
void bar();
void foo()
if test $enable_libstdcxx_pch = yes; then
- glibcxx_PCHFLAGS="-include bits/stdc++.h"
+ glibcxx_PCHFLAGS="-include bits/stdtr1c++.h"
else
glibcxx_PCHFLAGS=""
fi
-if test $atomicity_dir = cpu/generic ; then
+
+ echo "$as_me:$LINENO: checking for atomic builtins" >&5
+echo $ECHO_N "checking for atomic builtins... $ECHO_C" >&6
+
+
+ ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+
+ # Fake what AC_TRY_COMPILE does. XXX Look at redoing this new-style.
+ cat > conftest.$ac_ext << EOF
+#line 8018 "configure"
+int main()
+{
+ // NB: _Atomic_word not necessarily int.
+ typedef int atomic_type;
+ atomic_type c1;
+ atomic_type c2;
+ const atomic_type c3(0);
+ if (__sync_fetch_and_add(&c1, c2) == c3)
+ {
+ // Do something.
+ }
+ return 0;
+}
+EOF
+ old_CXXFLAGS="$CXXFLAGS"
+ CXXFLAGS=-S
+ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; then
+ if grep __sync_fetch_and_add conftest.s >/dev/null 2>&1 ; then
+ enable_atomic_builtins=no
+ else
+
+cat >>confdefs.h <<\_ACEOF
+#define _GLIBCXX_ATOMIC_BUILTINS 1
+_ACEOF
+
+ enable_atomic_builtins=yes
+ atomicity_dir=cpu/generic/atomicity_builtins
+ fi
+ fi
+ CXXFLAGS="$old_CXXFLAGS"
+ rm -f conftest*
+
+ # Now, if still generic, set to mutex.
+ if test $atomicity_dir = "cpu/generic" ; then
+ atomicity_dir=cpu/generic/atomicity_mutex
+ fi
+ ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+ echo "$as_me:$LINENO: result: $enable_atomic_builtins" >&5
+echo "${ECHO_T}$enable_atomic_builtins" >&6
+
+if test $atomicity_dir = cpu/generic/atomic_mutex ; then
{ echo "$as_me:$LINENO: WARNING: No native atomic operations are provided for this platform." >&5
echo "$as_me: WARNING: No native atomic operations are provided for this platform." >&2;}
if test $target_thread_file = single; then
fi
+ # All these tests are for C++; save the language and the compiler flags.
+ # The CXXFLAGS thing is suspicious, but based on similar bits previously
+ # found in GLIBCXX_CONFIGURE.
+
+
+ ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+ ac_test_CXXFLAGS="${CXXFLAGS+set}"
+ ac_save_CXXFLAGS="$CXXFLAGS"
+
+ # Check for maintainer-mode bits.
+ if test x"$USE_MAINTAINER_MODE" = xno; then
+ WERROR=''
+ else
+ WERROR='-Werror'
+ fi
+
+ # Check for -ffunction-sections -fdata-sections
+ echo "$as_me:$LINENO: checking for g++ that supports -ffunction-sections -fdata-sections" >&5
+echo $ECHO_N "checking for g++ that supports -ffunction-sections -fdata-sections... $ECHO_C" >&6
+ CXXFLAGS='-Werror -ffunction-sections -fdata-sections'
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+
+int
+main ()
+{
+int foo;
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_cxx_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ ac_fdsections=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_fdsections=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ if test "$ac_test_CXXFLAGS" = set; then
+ CXXFLAGS="$ac_save_CXXFLAGS"
+ else
+ # this is the suspicious part
+ CXXFLAGS=''
+ fi
+ if test x"$ac_fdsections" = x"yes"; then
+ SECTION_FLAGS='-ffunction-sections -fdata-sections'
+ fi
+ echo "$as_me:$LINENO: result: $ac_fdsections" >&5
+echo "${ECHO_T}$ac_fdsections" >&6
+
+ ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+
+
+
if $GLIBCXX_IS_NATIVE; then
# We can do more elaborate tests that assume a working linker.
- # All these tests are for C++; save the language and the compiler flags.
- # The CXXFLAGS thing is suspicious, but based on similar bits previously
- # found in GLIBCXX_CONFIGURE.
-
-
- ac_ext=cc
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-
- ac_test_CXXFLAGS="${CXXFLAGS+set}"
- ac_save_CXXFLAGS="$CXXFLAGS"
-
- # Check for maintainer-mode bits.
- if test x"$USE_MAINTAINER_MODE" = xno; then
- WERROR=''
- else
- WERROR='-Werror'
- fi
-
- # Check for -ffunction-sections -fdata-sections
- echo "$as_me:$LINENO: checking for g++ that supports -ffunction-sections -fdata-sections" >&5
-echo $ECHO_N "checking for g++ that supports -ffunction-sections -fdata-sections... $ECHO_C" >&6
- CXXFLAGS='-Werror -ffunction-sections -fdata-sections'
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-int
-main ()
-{
-int foo;
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_cxx_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- ac_fdsections=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_fdsections=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
- if test "$ac_test_CXXFLAGS" = set; then
- CXXFLAGS="$ac_save_CXXFLAGS"
- else
- # this is the suspicious part
- CXXFLAGS=''
- fi
- if test x"$ac_fdsections" = x"yes"; then
- SECTION_FLAGS='-ffunction-sections -fdata-sections'
- fi
- echo "$as_me:$LINENO: result: $ac_fdsections" >&5
-echo "${ECHO_T}$ac_fdsections" >&6
-
- ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
-
-
-
-
# If we're not using GNU ld, then there's no point in even trying these
# tests. Check for that first. We should have already tested for gld
# by now (in libtool), but require it now just to be safe...
else
if test "$cross_compiling" = yes; then
- cat >conftest.$ac_ext <<_ACEOF
-__thread int foo;
+ if test x$gcc_no_link = xyes; then
+ { { echo "$as_me:$LINENO: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&5
+echo "$as_me: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+cat >conftest.$ac_ext <<_ACEOF
+__thread int a; int b; int main() { return a = b; }
_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
+ { ac_try='test -s conftest$ac_exeext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
have_tls=no
fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
else
cat >conftest.$ac_ext <<_ACEOF
fi
+ # For _Unwind_GetIPInfo.
+
+
+
+ ac_ext=cc
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+ ac_save_CXXFLAGS="$CXXFLAGS"
+ CXXFLAGS="$CXXFLAGS -fno-exceptions"
+ echo "$as_me:$LINENO: checking for _Unwind_GetIPInfo" >&5
+echo $ECHO_N "checking for _Unwind_GetIPInfo... $ECHO_C" >&6
+ if test "${gcc_cv_getipinfo+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ if test x$gcc_no_link = xyes; then
+ { { echo "$as_me:$LINENO: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&5
+echo "$as_me: error: Link tests are not allowed after GCC_NO_EXECUTABLES." >&2;}
+ { (exit 1); exit 1; }; }
+fi
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+extern "C" { extern void _Unwind_GetIPInfo(); }
+int
+main ()
+{
+_Unwind_GetIPInfo();
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+ (eval $ac_link) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_cxx_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest$ac_exeext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ gcc_cv_getipinfo=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+gcc_cv_getipinfo=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+ conftest$ac_exeext conftest.$ac_ext
+
+fi
+
+ if test $gcc_cv_getipinfo = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_GETIPINFO 1
+_ACEOF
+
+ fi
+ echo "$as_me:$LINENO: result: $gcc_cv_getipinfo" >&5
+echo "${ECHO_T}$gcc_cv_getipinfo" >&6
+ CXXFLAGS="$ac_save_CXXFLAGS"
+ ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+
+
if test "${ac_cv_header_locale_h+set}" = set; then
echo "$as_me:$LINENO: checking for locale.h" >&5
fi
# Construct crosses by hand, eliminating bits that need ld...
- # GLIBCXX_CHECK_COMPILER_FEATURES
# GLIBCXX_CHECK_BUILTIN_MATH_SUPPORT
# GLIBCXX_CHECK_MATH_SUPPORT
done
-
- # All these tests are for C++; save the language and the compiler flags.
- # The CXXFLAGS thing is suspicious, but based on similar bits previously
- # found in GLIBCXX_CONFIGURE.
-
-
- ac_ext=cc
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-
- ac_test_CXXFLAGS="${CXXFLAGS+set}"
- ac_save_CXXFLAGS="$CXXFLAGS"
-
- # Check for maintainer-mode bits.
- if test x"$USE_MAINTAINER_MODE" = xno; then
- WERROR=''
- else
- WERROR='-Werror'
- fi
-
- # Check for -ffunction-sections -fdata-sections
- echo "$as_me:$LINENO: checking for g++ that supports -ffunction-sections -fdata-sections" >&5
-echo $ECHO_N "checking for g++ that supports -ffunction-sections -fdata-sections... $ECHO_C" >&6
- CXXFLAGS='-Werror -ffunction-sections -fdata-sections'
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-int
-main ()
-{
-int foo;
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_cxx_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- ac_fdsections=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_fdsections=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
- if test "$ac_test_CXXFLAGS" = set; then
- CXXFLAGS="$ac_save_CXXFLAGS"
- else
- # this is the suspicious part
- CXXFLAGS=''
- fi
- if test x"$ac_fdsections" = x"yes"; then
- SECTION_FLAGS='-ffunction-sections -fdata-sections'
- fi
- echo "$as_me:$LINENO: result: $ac_fdsections" >&5
-echo "${ECHO_T}$ac_fdsections" >&6
-
- ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
-
-
-
# Don't call GLIBCXX_CHECK_LINKER_FEATURES, Darwin doesn't have a GNU ld
ac_test_CXXFLAGS="${CXXFLAGS+set}"
done
- # All these tests are for C++; save the language and the compiler flags.
- # The CXXFLAGS thing is suspicious, but based on similar bits previously
- # found in GLIBCXX_CONFIGURE.
-
-
- ac_ext=cc
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-
- ac_test_CXXFLAGS="${CXXFLAGS+set}"
- ac_save_CXXFLAGS="$CXXFLAGS"
-
- # Check for maintainer-mode bits.
- if test x"$USE_MAINTAINER_MODE" = xno; then
- WERROR=''
- else
- WERROR='-Werror'
- fi
-
- # Check for -ffunction-sections -fdata-sections
- echo "$as_me:$LINENO: checking for g++ that supports -ffunction-sections -fdata-sections" >&5
-echo $ECHO_N "checking for g++ that supports -ffunction-sections -fdata-sections... $ECHO_C" >&6
- CXXFLAGS='-Werror -ffunction-sections -fdata-sections'
- cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h. */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h. */
-
-int
-main ()
-{
-int foo;
- ;
- return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
- (eval $ac_compile) 2>conftest.er1
- ac_status=$?
- grep -v '^ *+' conftest.er1 >conftest.err
- rm -f conftest.er1
- cat conftest.err >&5
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); } &&
- { ac_try='test -z "$ac_cxx_werror_flag"
- || test ! -s conftest.err'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; } &&
- { ac_try='test -s conftest.$ac_objext'
- { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- echo "$as_me:$LINENO: \$? = $ac_status" >&5
- (exit $ac_status); }; }; then
- ac_fdsections=yes
-else
- echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_fdsections=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
- if test "$ac_test_CXXFLAGS" = set; then
- CXXFLAGS="$ac_save_CXXFLAGS"
- else
- # this is the suspicious part
- CXXFLAGS=''
- fi
- if test x"$ac_fdsections" = x"yes"; then
- SECTION_FLAGS='-ffunction-sections -fdata-sections'
- fi
- echo "$as_me:$LINENO: result: $ac_fdsections" >&5
-echo "${ECHO_T}$ac_fdsections" >&6
-
- ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
-
-
-
-
# If we're not using GNU ld, then there's no point in even trying these
# tests. Check for that first. We should have already tested for gld
# by now (in libtool), but require it now just to be safe...
fi
+ # Assume we have _Unwind_GetIPInfo for cross-compiles.
+ cat >>confdefs.h <<\_ACEOF
+#define HAVE_GETIPINFO 1
+_ACEOF
+
+
fi
# This depends on GLIBCXX CHECK_LINKER_FEATURES, but without it assumes no.
# Turn a 'yes' into a suitable default.
if test x$enable_symvers = xyes ; then
- if test $enable_shared = no || test "x$LD" = x ; then
+ if test $enable_shared = no || test "x$LD" = x || test x$gcc_no_link = xyes; then
enable_symvers=no
else
if test $with_gnu_ld = yes ; then
echo "${ECHO_T}$glibcxx_ptrdiff_t_is_i" >&6
+ # Check whether --enable-visibility or --disable-visibility was given.
+if test "${enable_visibility+set}" = set; then
+ enableval="$enable_visibility"
+
+ case "$enableval" in
+ yes|no) ;;
+ *) { { echo "$as_me:$LINENO: error: Argument to enable/disable visibility must be yes or no" >&5
+echo "$as_me: error: Argument to enable/disable visibility must be yes or no" >&2;}
+ { (exit 1); exit 1; }; } ;;
+ esac
+
+else
+ enable_visibility=yes
+fi;
+
+
+if test x$enable_visibility = xyes ; then
+ echo "$as_me:$LINENO: checking whether the target supports hidden visibility" >&5
+echo $ECHO_N "checking whether the target supports hidden visibility... $ECHO_C" >&6
+if test "${have_attribute_visibility+set}" = set; then
+ echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+
+ save_CFLAGS="$CFLAGS"
+ CFLAGS="$CFLAGS -Werror"
+ cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h. */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h. */
+void __attribute__((visibility("hidden"))) foo(void) { }
+int
+main ()
+{
+
+ ;
+ return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>conftest.er1
+ ac_status=$?
+ grep -v '^ *+' conftest.er1 >conftest.err
+ rm -f conftest.er1
+ cat conftest.err >&5
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); } &&
+ { ac_try='test -z "$ac_c_werror_flag"
+ || test ! -s conftest.err'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; } &&
+ { ac_try='test -s conftest.$ac_objext'
+ { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:$LINENO: \$? = $ac_status" >&5
+ (exit $ac_status); }; }; then
+ have_attribute_visibility=yes
+else
+ echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+have_attribute_visibility=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+ CFLAGS="$save_CFLAGS"
+fi
+echo "$as_me:$LINENO: result: $have_attribute_visibility" >&5
+echo "${ECHO_T}$have_attribute_visibility" >&6
+ if test $have_attribute_visibility = no; then
+ enable_visibility=no
+ fi
+fi
+
+
+{ echo "$as_me:$LINENO: visibility supported: $enable_visibility" >&5
+echo "$as_me: visibility supported: $enable_visibility" >&6;}
+
+
ac_ldbl_compat=no
case "$target" in
powerpc*-*-*gnu* | \
-# Atomic builtins can be inlined in bits/atomicity.h.
-if test $atomicity_dir = cpu/generic/atomic_builtins ; then
-
-cat >>confdefs.h <<\_ACEOF
-#define _GLIBCXX_ATOMIC_BUILTINS 1
-_ACEOF
-
-fi
# Determine cross-compile flags and AM_CONDITIONALs.
#AC_SUBST(GLIBCXX_IS_NATIVE)
+if test $enable_visibility = yes; then
+ ENABLE_VISIBILITY_TRUE=
+ ENABLE_VISIBILITY_FALSE='#'
+else
+ ENABLE_VISIBILITY_TRUE='#'
+ ENABLE_VISIBILITY_FALSE=
+fi
+
+
+
+
if test $ac_ldbl_compat = yes; then
GLIBCXX_LDBL_COMPAT_TRUE=
GLIBCXX_LDBL_COMPAT_FALSE='#'
Usually this means the macro was only invoked conditionally." >&2;}
{ (exit 1); exit 1; }; }
fi
+if test -z "${ENABLE_VISIBILITY_TRUE}" && test -z "${ENABLE_VISIBILITY_FALSE}"; then
+ { { echo "$as_me:$LINENO: error: conditional \"ENABLE_VISIBILITY\" was never defined.
+Usually this means the macro was only invoked conditionally." >&5
+echo "$as_me: error: conditional \"ENABLE_VISIBILITY\" was never defined.
+Usually this means the macro was only invoked conditionally." >&2;}
+ { (exit 1); exit 1; }; }
+fi
if test -z "${GLIBCXX_LDBL_COMPAT_TRUE}" && test -z "${GLIBCXX_LDBL_COMPAT_FALSE}"; then
{ { echo "$as_me:$LINENO: error: conditional \"GLIBCXX_LDBL_COMPAT\" was never defined.
Usually this means the macro was only invoked conditionally." >&5
s,@ENABLE_SYMVERS_GNU_NAMESPACE_FALSE@,$ENABLE_SYMVERS_GNU_NAMESPACE_FALSE,;t t
s,@ENABLE_SYMVERS_DARWIN_TRUE@,$ENABLE_SYMVERS_DARWIN_TRUE,;t t
s,@ENABLE_SYMVERS_DARWIN_FALSE@,$ENABLE_SYMVERS_DARWIN_FALSE,;t t
+s,@ENABLE_VISIBILITY_TRUE@,$ENABLE_VISIBILITY_TRUE,;t t
+s,@ENABLE_VISIBILITY_FALSE@,$ENABLE_VISIBILITY_FALSE,;t t
s,@GLIBCXX_LDBL_COMPAT_TRUE@,$GLIBCXX_LDBL_COMPAT_TRUE,;t t
s,@GLIBCXX_LDBL_COMPAT_FALSE@,$GLIBCXX_LDBL_COMPAT_FALSE,;t t
s,@baseline_dir@,$baseline_dir,;t t