Hello world,
the attached patch, committed as obvious, fixes a regression
introduced by yesterday's patch. Apparently, clobber statements
are even more finicky that I thought and do not work for saved
variables either.
Regards
Thomas
2018-09-23 Thomas Koenig <tkoe...@gcc.gnu.org>
PR fortran/87395
* gfc_conv_procedure_call: Reformat comments slightly. Do not add
clobber on INTENT(OUT) for saved variables.
2018-09-23 Thomas Koenig <tkoe...@gcc.gnu.org>
PR fortran/87395
* gfortran.dg/intent_out_10.f90: New test.
Index: trans-expr.c
===================================================================
--- trans-expr.c (Revision 264506)
+++ trans-expr.c (Arbeitskopie)
@@ -5281,7 +5281,10 @@ gfc_conv_procedure_call (gfc_se * se, gfc_symbol *
add_clobber = fsym && fsym->attr.intent == INTENT_OUT
&& !fsym->attr.allocatable && !fsym->attr.pointer
&& !e->symtree->n.sym->attr.pointer
- && !e->symtree->n.sym->attr.dummy /* See PR 41453. */
+ /* See PR 41453. */
+ && !e->symtree->n.sym->attr.dummy
+ /* FIXME - PR 87395 and PR 41453 */
+ && e->symtree->n.sym->attr.save == SAVE_NONE
&& e->ts.type != BT_CHARACTER && e->ts.type != BT_DERIVED
&& e->ts.type != BT_CLASS && !sym->attr.elemental;
! { dg-do compile }
! PR 87395 - this used to ICE
module mo
integer, save :: x
contains
subroutine foo
x = 42
call bar(x)
contains
subroutine bar(y)
integer, intent(out) :: y
end subroutine bar
end subroutine foo
end module mo
