Problems with GAMMA functions?

Angelo Graziosi Angelo.Graziosi@roma1.infn.it
Mon Oct 8 09:04:00 GMT 2007


After reading this http://gcc.gnu.org/ml/fortran/2007-10/msg00115.html, I
did a new GFortran build on CYGWIN, configuring as usually,

  ${gcc_dir}/configure --prefix=${prefix_dir} \
                         --exec-prefix=${prefix_dir} \
			 --sysconfdir=${prefix_dir}/etc \
			 --libdir=${prefix_dir}/lib \
			 --libexecdir=${prefix_dir}/lib \
			 --mandir=${prefix_dir}/share/man \
			 --infodir=${prefix_dir}/share/info \
			 --enable-languages=c,fortran \
			 --enable-bootstrap \
			 --enable-decimal-float=bid \
		         --enable-libgomp \
		         --enable-threads \
		         --enable-sjlj-exceptions \
		         --enable-version-specific-runtime-libs \
		         --enable-nls \
		         --enable-checking=release \
			 --disable-fixed-point \
		         --disable-libmudflap \
		         --disable-shared \
		         --disable-win32-registry \
		         --with-system-zlib \
                         --without-included-gettext \
		         --without-x


But the test case I sent in
http://gcc.gnu.org/ml/fortran/2007-10/msg00096.html with
GFortran-4.3.0-20071007-129116 now gives:

$ ./gfc_gamma_test_c302m.exe
Segmentation fault (core dumped)


Cheers,

    Angelo.


On Sun, 7 Oct 2007, Thomas Koenig wrote:

> Hi Angelo,
>
> thanks for the report.  We are picking up the wrong gamma function
> there.  Same thing happens for i686-pc-linux-gnu.  We should be using
> tgamma instead.
>
> This is now PR 33683.
>
> 	Thomas
>
>
>



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