This is the mail archive of the fortran@gcc.gnu.org mailing list for the GNU Fortran project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

[Committed,fortran] Dummy argument can't be derived type


I have committed the attach patch after testing on 
i586-*-freebsd and x86_64-*-freebsd.

2019-06-15  Steven G. Kargl  <kargl@gcc.gnu.org>

	* decl.c (gfc_match_derived_decl): Dummy argument cannot be a derived
	type.

2019-06-15  Steven G. Kargl  <kargl@gcc.gnu.org>

	* gfortran.dg/dummy_derived_typed.f90: New test.

-- 
Steve
Index: gcc/fortran/decl.c
===================================================================
--- gcc/fortran/decl.c	(revision 272332)
+++ gcc/fortran/decl.c	(working copy)
@@ -10193,6 +10193,13 @@ gfc_match_derived_decl (void)
       && !gfc_add_function (&gensym->attr, gensym->name, NULL))
     return MATCH_ERROR;
 
+  if (gensym->attr.dummy)
+    {
+      gfc_error ("Dummy argument %qs at %L cannot be a derived type at %C",
+		 name, &gensym->declared_at);
+      return MATCH_ERROR;
+    }
+
   sym = gfc_find_dt_in_generic (gensym);
 
   if (sym && (sym->components != NULL || sym->attr.zero_comp))
Index: gcc/testsuite/gfortran.dg/dummy_derived_typed.f90
===================================================================
--- gcc/testsuite/gfortran.dg/dummy_derived_typed.f90	(nonexistent)
+++ gcc/testsuite/gfortran.dg/dummy_derived_typed.f90	(working copy)
@@ -0,0 +1,5 @@
+! { dg-do compile }
+subroutine s(t)   ! { dg-error "Dummy argument" }
+   type t         ! { dg-error "cannot be a derived" }
+   end type       ! { dg-error "Expecting END SUBROUTINE" }
+end

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]