Fix the pch/inliner-4 failures

[Jan Hubicka]

Hi,
I've bootstrapped/regtested i686-pc-gnu-linux and commited this as
obvious.  It fixes the PCH failures at least on ia64.  I would be
curious to hear if this still reproduce somewhere else or not.

Honza

2005-05-23  Jan Hubicka  <jh@suse.cz>
	* tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
Index: tree-flow.h
===================================================================
RCS file: /cvs/gcc/gcc/gcc/tree-flow.h,v
retrieving revision 2.109
diff -c -3 -p -r2.109 tree-flow.h
*** tree-flow.h	17 May 2005 20:28:22 -0000	2.109
--- tree-flow.h	23 May 2005 09:40:11 -0000
*************** struct stmt_ann_d GTY(())
*** 308,314 ****
    unsigned makes_clobbering_call : 1;
  
    /* Basic block that contains this statement.  */
!   basic_block GTY ((skip (""))) bb;
  
    /* Operand cache for stmt.  */
    struct stmt_operands_d GTY ((skip (""))) operands;
--- 308,314 ----
    unsigned makes_clobbering_call : 1;
  
    /* Basic block that contains this statement.  */
!   basic_block bb;
  
    /* Operand cache for stmt.  */
    struct stmt_operands_d GTY ((skip (""))) operands;