http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60670
--- Comment #4 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot Uni-Bielefeld.DE> --- > --- Comment #3 from Tobias Burnus <burnus at gcc dot gnu.org> --- > (In reply to r...@cebitec.uni-bielefeld.de from comment #2) >> > --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- >> > Or the header needs to include all variants with proper #ifdef-ery >> >> This is difficult for a header generated per multilib at build time. > > A similar issue potentially arises for OpenMP's Fortran libraries under > finclude/, i.e. omp_lib.h, omp_lib.f90, omp_lib.mod, omp_lib_kinds.mod. > > Recall that the module files (.mod) are not preprocessed - and the .h files > are > not if one uses "include 'omp_lib'" (instead of "#include") > > However, I think for currently used type there should be no problem (with > all/most targets). Right, at least on Solaris/SPARC and x86 the 32-bit and 64-bit omp_lib.{h,mod} are identical. Rainer