BLAS implementation need a fortran compiler to build. None of the implementation listed in virtual/blas provide an explicit dependency on gcc[fortran] Reproducible: Always Steps to Reproduce: 1. build gcc with USE=-fortran 2. emerge virtual/blas (portage do not complain here) Actual Results: build fail (no fortran compiler) Expected Results: portage should complain about missing use flag for gcc before launching the build
Please do not remove USE=fortran, which is specified as default USE in your profile, *** This bug has been marked as a duplicate of bug 352664 ***