other/9274: [pch] cannot create libstdc++-v3 pch

[Geoff Keating]

The original reported bug does work on Darwin, as does running
make-check-target-libstdc++-v3 after running make
stamp-stdc++-precompile.  Of course, Darwin doesn't use DWARF2.

This patch might help.  Try it and see what happens.

-- 
- Geoffrey Keating <geoffk@geoffk.org>

===File ~/patches/apple/gcc-pchdecluid.patch================
*** tree.c.~1.295.~	Fri Apr 11 19:01:38 2003
--- tree.c	Mon Apr 14 14:56:53 2003
***************
*** 92,100 ****
  #endif /* GATHER_STATISTICS */
  
  /* Unique id for next decl created.  */
! static int next_decl_uid;
  /* Unique id for next type created.  */
! static int next_type_uid = 1;
  
  /* Since we cannot rehash a type after it is in the table, we have to
     keep the hash code.  */
--- 92,100 ----
  #endif /* GATHER_STATISTICS */
  
  /* Unique id for next decl created.  */
! static GTY(()) int next_decl_uid;
  /* Unique id for next type created.  */
! static GTY(()) int next_type_uid = 1;
  
  /* Since we cannot rehash a type after it is in the table, we have to
     keep the hash code.  */
============================================================