* gcse.c (gcse_main): Add a comment.
+2004-12-04 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/17909
+ * builtins.c (fold_builtin_next_arg): Export and return true
+ when there is a warning or an error.
+ (expand_builtin_va_start): When fold_builtin_next_arg returns true,
+ return const0_rtx.
+ (expand_builtin): Likewise.
+ * gimplify.c (gimplify_call_expr): Error out if there is not
+ enough arguments to va_start. Call fold_builtin_next_arg also
+ on the second argument.
+ * tree.h (fold_builtin_next_arg): Prototype.
+
2004-12-04 Alan Modra <amodra@bigpond.net.au>
* mklibgcc.in: Build shared libgcc and shared libunwind in gcc/.