lex: use a circular buffer cache for pre-pre-processed chars

1 files changed, 3 insertions, 3 deletions

diff --git a/lex.h b/lex.h
index a8e972f..0c6d151 100644
--- a/lex.h
+++ b/lex.h
@@ -91,9 +91,9 @@ struct lexer {
    const uchar *dat;
    uint ndat;
    uint idx, chridx;
-   short peekchr[2];
-   uint peekcidx[2];
-   short npeekchr;
+   short chrbuf[1<<10];
+   uint chridxbuf[1<<10];
+   ushort nchrbuf, chrbuf0;
    struct macrostack *macstk;
    struct token peektok;
    bool eof, err;