gcc/gcc fortran/ChangeLog fortran/trans-array. ...

[pbrook@gcc.gnu.org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	pbrook@gcc.gnu.org	2004-08-06 15:01:10

Modified files:
	gcc/fortran    : ChangeLog trans-array.c trans-expr.c 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/gfortran.dg: ret_array_1.f90 ret_pointer_1.f90 

Log message:
	* trans-array.c (gfc_trans_allocate_array_storage,
	gfc_trans_allocate_temp_array, gfc_add_loop_ss_code,
	gfc_conv_loop_setup):
	For functions, if the shape of the result is not known
	in compile-time, generate an empty array descriptor for
	the result and let the callee to allocate the memory.
	(gfc_trans_dummy_array_bias): Do nothing for pointers.
	(gfc_conv_expr_descriptor): Use function return values directly.
	* trans-expr.c (gfc_conv_function_call): Always add byref call
	insn to pre chain.
	(gfc_trans_pointer_assignment): Add comments.
	(gfc_trans_arrayfunc_assign): Don't chain on expression.
	testsuite/
	* gfortran.dg/ret_array_1.f90: New test.
	* gfortran.dg/ret_pointer_1.f90: New test.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fortran/ChangeLog.diff?cvsroot=gcc&r1=1.137&r2=1.138
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fortran/trans-array.c.diff?cvsroot=gcc&r1=1.11&r2=1.12
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/fortran/trans-expr.c.diff?cvsroot=gcc&r1=1.16&r2=1.17
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.4105&r2=1.4106
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gfortran.dg/ret_array_1.f90.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gfortran.dg/ret_pointer_1.f90.diff?cvsroot=gcc&r1=NONE&r2=1.1