2012-11-25 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/30146
* frontend-passes.c (doloop_warn): New function.
(doloop_list): New static variable.
(doloop_size): New static variable.
(doloop_level): New static variable.
(gfc_run_passes): Call doloop_warn.
(doloop_code): New function.
(doloop_function): New function.
(gfc_code_walker): Keep track of DO level.
2012-11-25 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/30146
* gfortran.dg/do_check_6.f90: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@193793 138bc75d-0d04-0410-961f-82ee72b054a4