re PR fortran/17758 (gfortran_abort and some others should be marked as noreturn)

re PR fortran/17758 (gfortran_abort and some others should be marked as noreturn)

2005-08-24  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/17758
	* gfortran.h (symbol_attribute):  Add noreturn to the structure.
	(gfc_intrinsic_sym):  Add noreturn to the structure.
	* intrinsic.c (make_noreturn):  New function.
	(add_subroutines):  Mark subroutines abort and exit as noreturn.
	(gfc_intrinsic_sub_interface):  Copy noreturn attribute from
	isym to the resolved symbol.
	* trans-decl.c (gfc_get_extern_function_decl): Set function
	as VOLATILE (== noreturn) if the noreturn attribute is set.

2005-08-24  Thomas Koenig  <Thomas.Koenig@online.de>

	PR fortran/17758
	gfortran.dg/nonreturning_statements.f90: New test.

From-SVN: r103449