2018-06-08  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/85631
	* trans.h (gfc_ss): Add field no_bounds_check.
	* trans-array.c (gfc_conv_ss_startstride): If flag_realloc_lhs and
	ss->no_bounds_check is set, do not use runtime checks.
	* trans-expr.c (gfc_trans_assignment_1): Set lss->no_bounds_check
	for reallocatable lhs.

2018-06-08  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/85631
	* gfortran.dg/bounds_check_20.f90: New test.

From-SVN: r261348