Hi, On Tue, May 31, 2005 at 05:27:08PM +0200, Ralf Wildenhues wrote: > Note also that some compilers won't error out on unknown flags (esp > Intel ones :) but only issue a warning. This may or may not matter for > you. If it does: For example, Libtool-1.5.18 employs some trickery to > find out the difference (see AC_LIBTOOL_COMPILER_OPTION in libtool.m4): > compile a simple translation unit once without and once with the option > and compare the warnings generated. BTW, if there is sufficient > interest, I could try to make a macro like this for general use to > Autoconf users (AC_LIBTOOL_COMPILER_OPTION is libtool-internal > interface). this looks as a general problem, so I guess the solution would really belong to Autoconf. Have a nice day, Stepan Kasal _______________________________________________ Autoconf mailing list Autoconf@xxxxxxx http://lists.gnu.org/mailman/listinfo/autoconf