http://gcc.gnu.org/bugzilla/show_bug.cgi?id=40453
janus at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords|diagnostic |accepts-invalid
Status|NEW |ASSIGNED
AssignedTo|unassigned at gcc dot |janus at gcc dot gnu.org
|gnu.org |
--- Comment #3 from janus at gcc dot gnu.org 2012-10-06 21:04:31 UTC ---
Here is a draft patch:
Index: gcc/fortran/interface.c
===================================================================
--- gcc/fortran/interface.c (revision 192159)
+++ gcc/fortran/interface.c (working copy)
@@ -1063,6 +1063,19 @@ check_dummy_characteristics (gfc_symbol *s1, gfc_s
/* FIXME: Do more comprehensive testing of attributes, like e.g.
ASYNCHRONOUS, CONTIGUOUS, VALUE, VOLATILE, etc. */
+ /* Check interface of dummy procedures. */
+ if (s1->attr.flavor == FL_PROCEDURE)
+ {
+ char err[200];
+ if (!gfc_compare_interfaces (s1, s2, s2->name, 0, 1, err, sizeof(err),
+ NULL, NULL))
+ {
+ snprintf (errmsg, err_len, "Interface mismatch in dummy procedure "
+ "'%s': %s", s1->name, err);
+ return FAILURE;
+ }
+ }
+
/* Check string length. */
if (s1->ts.type == BT_CHARACTER
&& s1->ts.u.cl && s1->ts.u.cl->length
