re PR fortran/20865 (statement function shall not be supplied as procedure argument)

	PR fortran/20865
	* resolve.c (resolve_actual_arglist): Issue an error if a statement
	functions is used as actual argument.
	* gfortran.dg/pr20865.f90: New test.

From-SVN: r98919

gcc/fortran/ChangeLog

+2005-04-28  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
+
+	PR fortran/20865
+	* resolve.c (resolve_actual_arglist): Issue an error if a statement
+	functions is used as actual argument.
+
 2005-04-27  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 
 	PR fortran/21177

gcc/fortran/resolve.c

@@ -604,6 +604,12 @@ resolve_actual_arglist (gfc_actual_arglist * arg)
 	  || sym->attr.external)
 	{
 
+          if (sym->attr.proc == PROC_ST_FUNCTION)
+            {
+              gfc_error ("Statement function '%s' at %L is not allowed as an "
+                         "actual argument", sym->name, &e->where);
+            }
+
 	  /* If the symbol is the function that names the current (or
 	     parent) scope, then we really have a variable reference.  */
 

gcc/testsuite/ChangeLog

+2005-04-28  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
+
+	PR fortran/20865
+	* gfortran.dg/pr20865.f90: New test.
+
 2005-04-28  Joseph S. Myers  <joseph@codesourcery.com>
 
 	* gcc.dg/void-cast-2.c: New test.

gcc/testsuite/gfortran.dg/pr20865.f90

+! { dg-do compile }
+! PR fortran/20865
+  subroutine tt(j)
+   integer :: j
+  end subroutine
+
+  integer :: i, st
+  st(i) = (i*i+2)
+  call tt(st) ! { dg-error "Statement function .* is not allowed as an actual argument" }
+  end