* cppfiles.c: Include splay-tree.h, not hashtab.h.

	(redundant_include_p, make_IHASH, hash_IHASH, eq_IHASH): Delete.
	(destroy_include_file_node): New.
	(_cpp_init_include_hash): Rename _cpp_init_include_table.
	Create a splay tree, not a hash table.
	(open_include_file): Look up the path in the include table,
	do the multiple include optimization here, etc.
	(cpp_included): Walk the path.
	(find_include_file): Just walk the path calling
	open_include_file, or call it directly for an absolute path.
	(_cpp_fake_ihash): Rename _cpp_fake_include and update for new
	scheme.
	(read_include_file): Update for new scheme.  Don't close the
	file unless reading fails.
	(_cpp_execute_include, cpp_read_file): Tweak for new scheme.

	* cpphash.h (struct ihash, NEVER_REINCLUDE): Delete.
	(struct include_file): New.
	(NEVER_REREAD, DO_NOT_REREAD, CPP_IN_SYSTEM_HEADER): New
	macros.
	(CPP_PEDANTIC, CPP_WTRADITIONAL): Update.
	Update prototypes.

	* cppinit.c: Include splay-tree.h.
	(cpp_reader_init, cpp_cleanup): Update.

	* cpplib.h (struct cpp_buffer): Change ihash field to
	'struct include_file *inc'.  Remove system_header_p.
	(struct cpp_reader): Change all_include_files to a
	struct splay_tree_s *.

	* cpplex.c: Update all references to cpp_buffer->ihash and/or
	cpp_buffer->system_header_p.
	(cpp_pop_buffer): Close file here, only if DO_NOT_REREAD.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@34636 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 1 insertions, 1 deletions

diff --git a/gcc/cpphash.c b/gcc/cpphash.c
index 76f52ccef2f..d82c2850809 100644
--- a/gcc/cpphash.c
+++ b/gcc/cpphash.c
@@ -1148,7 +1148,7 @@ special_symbol (pfile, hp)
     case T_STDC:
 #ifdef STDC_0_IN_SYSTEM_HEADERS
       ip = cpp_file_buffer (pfile);
-      if (ip && ip->system_header_p
+      if (ip && ip->inc->sysp
 	  && !cpp_defined (pfile, DSC("__STRICT_ANSI__")))
 	{
 	  CPP_PUTC (pfile, '0');