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configure.ac: require g++ 4.1 or above

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it's known that GCC 4.0 is unable to build LibreOffice;
also remove check for "a buggy version of g++ (3.4.x)"

Change-Id: I97a030c4a214033cab13a69b4c4a599970f9e1cd
Reviewed-on: https://gerrit.libreoffice.org/8812
Reviewed-by: Michael Stahl <mstahl@redhat.com>
Tested-by: Michael Stahl <mstahl@redhat.com>
This commit is contained in:
Douglas Mencken
2014-04-02 09:45:09 -04:00
committed by Michael Stahl
parent 463952bff2
commit db1c9e4dad
1 changed files with 7 additions and 26 deletions
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31
configure.ac
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@@ -5387,40 +5387,21 @@ else
fi fi
fi fi
dnl check if we are using a buggy version of g++ (currently 3.4.0, 3.4.1 and trunk) dnl check for GNU C++ compiler version
if test "$GXX" = "yes"; then if test "$GXX" = "yes"; then
AC_MSG_CHECKING([the GNU C++ compiler version]) AC_MSG_CHECKING([the GNU C++ compiler version])
_gpp_version=`$CXX -dumpversion` _gpp_version=`$CXX -dumpversion`
_gpp_majmin=`echo $_gpp_version | $AWK -F. '{ print \$1*100+\$2 }'` _gpp_majmin=`echo $_gpp_version | $AWK -F. '{ print \$1*100+\$2 }'`
if test "$_gpp_majmin" -lt "410"; then
AC_MSG_ERROR([You need to use GNU C++ compiler version >= 4.1 to build LibreOffice.])
else
AC_MSG_RESULT([checked (g++ $_gpp_version)]) AC_MSG_RESULT([checked (g++ $_gpp_version)])
if test "$_gpp_majmin" = "304"; then
AC_MSG_CHECKING([whether $CXX has the enum bug])
AC_RUN_IFELSE([AC_LANG_SOURCE([[
extern "C" void abort (void);
extern "C" void exit (int status);
enum E { E0, E1, E2, E3, E4, E5 };
void test (enum E e)
{
if (e == E2 || e == E3 || e == E1)
exit (1);
}
int main (void)
{
test (E4);
test (E5);
test (E0);
return 0;
}
]])],[AC_MSG_ERROR([your version of the GNU C++ compile has a bug which prevents LibreOffice from being compiled correctly - please check http://gcc.gnu.org/ml/gcc-patches/2004-07/msg00968.html for details.])],[AC_MSG_RESULT([no])],[])
fi fi
dnl see https://code.google.com/p/android/issues/detail?id=41770 dnl see https://code.google.com/p/android/issues/detail?id=41770
if test "$_gpp_majmin" -ge "407"; then if test "$_gpp_majmin" -ge "410"; then
glibcxx_threads=no glibcxx_threads=no
AC_LANG_PUSH([C++]) AC_LANG_PUSH([C++])
AC_REQUIRE_CPP AC_REQUIRE_CPP