On Mon, 2017-09-04 at 10:27 +0930, Rusty Russell wrote: > > Ian Zimmerman <i...@very.loosely.org> writes: > > When I checkout current master, run ./tools/configurator/configurator > > > config.h and then make, I get exactly 1 warning for the whole thing: > > > > ccan/strgrp/strgrp.c: In function ‘grp_for’: > > ccan/strgrp/strgrp.c:296:0: warning: ignoring #pragma omp parallel > > [-Wunknown-pragmas] > > #pragma omp parallel for schedule(dynamic) > > > > I figured out that I can silence that by adding -fopenmp to my CFLAGS. > > But how to do that permanently? I don't want to specify that on the > > command line every time, and I also don't want to set it in the > > environment because sometimes I compile other things than ccan ;-) > > Hmm, well, if you're compiling strgrp, you should be adding CFLAGS > from _info, which sets this correctly. > > In this case, we could just test defined(_OPENMP) instead of > HAVE_OPENMP, though, which would automagically work.
Yeah, I was never really happy with what I did with HAVE_OPENMP, and I don't recall why I did it. I'd be happy with a patch implementing Rusty's suggestion of #if defined(_OPENMP). Andrew
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