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2019-08-12 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/91424 * frontend-passes.c (do_subscript): Do not warn for an expression a second time. Do not warn about a zero-trip loop. (doloop_warn): Also look at contained namespaces. 2019-08-12 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/91424 * gfortran.dg/do_subscript_3.f90: New test. * gfortran.dg/do_subscript_4.f90: New test. * gfortran.dg/pr70754.f90: Use indices that to not overflow. 2019-08-12 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/91422 * testsuite/libgomp.oacc-fortran/routine-7.f90: Correct array dimension. From-SVN: r274320