* parser.c (cp_token_position): New typedef. Define VEC thereof.
(struct cp_lexer): Allow buffer and buffer_end to be NULL. Make
next_token and last_token cp_token_position. Make saved_tokens a
VEC(cp_token_position).
(eof_token): New static variable.
(CP_SAVED_TOKENS_SIZE): Rename to ...
(CP_SAVED_TOKEN_STACK): ... here.
(cp_lexer_new_main): Adjust main lexer creation and buffer
filling.
(cp_lexer_new_from_tokens): Do not copy the tokens, merely point
to the parent buffer. Do not append eof token.
(cp_lexer_destroy): Only free buffer if non-NULL. Free token
stack.
(cp_lexer_next_token, cp_lexer_prev_token): Remove.
(cp_lexer_token_position, cp_lexer_token_at): New.
(cp_lexer_saving_tokens): Adjust. Make inline.
(cp_lexer_advance_token, cp_lexer_token_difference): Remove.
(cp_lexer_peek_token_emit_debug_info): Fold into ...
(cp_lexer_peek_token): ... here.
(cp_lexer_peek_nth_token): Don't peek past EOF.
(cp_lexer_consume_token): Set next_token to eof_token, if reaching
EOF.
(cp_lexer_purge_token): Adjust eof setting.
(cp_lexer_purge_tokens_after): Likewise.
(cp_lexer_save_tokens): Push next_token directly.
(cp_lexer_commit_tokens): Adjust.
(cp_lexer_rollback_tokens): Pop next_token directly.
(cp_parser_check_for_invalid_template_id): Adjust token purging.
(cp_parser_translation_unit): Do not consume the EOF.
(cp_parser_nested_name_specifier_opt): Adjust token purging.
(cp_parser_template_id, cp_parser_template_name): Likewise.
From-SVN: r89320
This directory contains the GNU Compiler Collection (GCC).
The GNU Compiler Collection is free software. See the file COPYING
for copying permission. The manuals, and some of the runtime
libraries, are under different terms; see the individual source files
for details.
The directory INSTALL contains copies of the installation information
as HTML and plain text. The source of this information is
gcc/doc/install.texi. The installation information includes details
of what is included in the GCC sources and what files GCC installs.
See the file gcc/doc/gcc.texi (together with other files that it
includes) for usage and porting information. An online readable
version of the manual is in the files gcc/doc/gcc.info*.
See http://gcc.gnu.org/bugs.html for how to report bugs usefully.
0c5e486680