[petsc-dev] Configure problem on Titan
Jed Brown
jed at jedbrown.org
Wed Mar 11 22:54:39 CDT 2015
Aron Ahmadia <aron at ahmadia.net> writes:
> No, I meant that I queried the C wrapper, then the C++ wrapper, then the
> Fortran wrapper, independently, and used those options as needed for
> interlanguage linking.
I don't understand.
g++ -o foo foo.o
works fine even when foo.o is C++ because it automatically provides
-lstdc++/-lc++ (and -lm) as needed. Similarly,
gfortran -o bar bar.o
works fine without any -lgfortran hoopla. But neither of these work:
g++ -o foobar foo.o bar.o
gfortran -o foobar foo.o bar.o
So where are you going to find -lstdc++ and/or -lgfortran so that you
can link without guessing?
Unix is a ghetto. The tragedy is that everything else is worse.
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