re PR fortran/31609 (module that calls a contained function with an ENTRY point)

2007-07-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR fortran/31609
	* resolve.c (generic_sym): Check for a same symbol and if so, return to
	avoid infinite recursion.

From-SVN: r127026

gcc/fortran/ChangeLog

+2007-07-28  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
+
+	PR fortran/31609
+	* resolve.c (generic_sym): Check for a same symbol and if so, return to
+	avoid infinite recursion.
+
 2007-07-28  Daniel Franke  <franke.daniel@gmail.com>
 
 	PR fortran/31818

gcc/fortran/resolve.c

@@ -789,8 +789,16 @@ generic_sym (gfc_symbol *sym)
     return 0;
 
   gfc_find_symbol (sym->name, sym->ns->parent, 1, &s);
+  
+  if (s != NULL)
+    {
+      if (s == sym)
+	return 0;
+      else
+	return generic_sym (s);
+    }
 
-  return (s == NULL) ? 0 : generic_sym (s);
+  return 0;
 }