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Re: [libgfortran,patch] New autoconf test
- From: Andreas Schwab <schwab at suse dot de>
- To: Paolo Bonzini <paolo dot bonzini at lu dot unisi dot ch>
- Cc: François-Xavier Coudert <fxcoudert at gmail dot com>, bonzini at gnu dot org, dj at redhat dot com, neroden at gcc dot gnu dot org, aoliva at redhat dot com, gcc-patches <gcc-patches at gcc dot gnu dot org>, GFortran <fortran at gcc dot gnu dot org>
- Date: Tue, 09 Jan 2007 10:44:26 +0100
- Subject: Re: [libgfortran,patch] New autoconf test
- References: <19c433eb0701082354iefe2eahc6a41cc74fd03622@mail.gmail.com> <45A34B7E.8050900@lu.unisi.ch>
Paolo Bonzini <paolo.bonzini@lu.unisi.ch> writes:
> I think something like this should work too. Autoconf provides macros for
> compile tests:
>
> AC_MSG_CHECKING([whether the GNU Fortran compiler is working])
> AC_COMPILE_IFELSE([[
> program foo
> real, parameter :: bar = sin(12.34)
> end program foo]], ,
> [AC_MSG_RESULT([yes])],
> [AC_MSG_RESULT([no])
> AC_MSG_ERROR([GNU Fortran is not working; please report a bug in
> http://gcc.gnu.org/bugzilla, attaching `pwd`/config.log])
Except that you have to switch the language to Fortran, by putting it
between AC_LANG_PUSH(Fortran) and AC_LANG_POP(Fortran).
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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