objc-parse.y and bison 1.875

[Theodore Papadopoulo]

I'm certainly not an objc specialist, but the following patch cures 
the reduce/reduce problem and I believe it does not change the syntax...

Index: c-parse.in
===================================================================
RCS file: /cvsroot/gcc/gcc/gcc/c-parse.in,v
retrieving revision 1.155
diff -c -3 -p -r1.155 c-parse.in
*** c-parse.in  10 Jan 2003 02:21:58 -0000      1.155
--- c-parse.in  14 Jan 2003 15:59:38 -0000
*************** classdef:
*** 2848,2854 ****
        ;
  
  protocoldef:
!         PROTOCOL identifier protocolrefs
                {
                  objc_pq_context = 1;
                  objc_interface_context
--- 2848,2854 ----
        ;
  
  protocoldef:
!         PROTOCOL identifier non_empty_protocolrefs
                {
                  objc_pq_context = 1;
                  objc_interface_context
*************** protocoldef:
*** 2860,2872 ****
                  finish_protocol(objc_interface_context);
                  objc_interface_context = NULL_TREE;
                }
!       /* The @protocol forward-declaration production introduces a
!          reduce/reduce conflict on ';', which should be resolved in
!          favor of the production 'identifier_list -> identifier'.  */
!       | PROTOCOL identifier_list ';'
!               {
!                 objc_declare_protocols ($2);
!               }
        ;
  
  protocolrefs:
--- 2860,2869 ----
                  finish_protocol(objc_interface_context);
                  objc_interface_context = NULL_TREE;
                }
!       | PROTOCOL identifier_list
!         {
!             objc_declare_protocols ($2);
!         }
        ;
  
  protocolrefs:


 --------------------------------------------------------------------
 Theodore Papadopoulo
 Email: Theodore.Papadopoulo@sophia.inria.fr Tel: (33) 04 92 38 76 01
 --------------------------------------------------------------------