[lto] fix gengtype for recent commit

[Nathan Froyd]

I forgot to commit this bit from my GTY changes.  This should fix the
problems building the LTO branch.  Committed.

2007-11-08  Nathan Froyd  <froydnj@codesourcery.com>

	* gengtype.c (main): Add uint64_t as a typedef.

Index: gengtype.c
===================================================================
--- gengtype.c	(revision 129966)
+++ gengtype.c	(working copy)
@@ -3535,6 +3535,7 @@ main (int argc, char **argv)
   do_scalar_typedef ("REAL_VALUE_TYPE", &pos); pos.line++;
   do_scalar_typedef ("FIXED_VALUE_TYPE", &pos); pos.line++;
   do_scalar_typedef ("double_int", &pos); pos.line++;
+  do_scalar_typedef ("uint64_t", &pos); pos.line++;
   do_scalar_typedef ("uint8", &pos); pos.line++;
   do_scalar_typedef ("jword", &pos); pos.line++;
   do_scalar_typedef ("JCF_u2", &pos); pos.line++;