From c5d4b96fe234bdf7eac5a751c23bf5f5a8e2a0b8 Mon Sep 17 00:00:00 2001 From: Stefan Monnier Date: Wed, 27 Oct 2004 20:15:05 +0000 Subject: [PATCH] (scan_sexps_forward): Prefer 2-char comment-starter over a 1-char one. --- src/syntax.c | 44 ++++++++++++++++++++++---------------------- 1 file changed, 22 insertions(+), 22 deletions(-) diff --git a/src/syntax.c b/src/syntax.c index 272e9cf1b12..8bfa62b49fc 100644 --- a/src/syntax.c +++ b/src/syntax.c @@ -2799,12 +2799,23 @@ do { prev_from = from; \ INC_FROM; code = prev_from_syntax & 0xff; - if (code == Scomment) + if (from < end + && SYNTAX_FLAGS_COMSTART_FIRST (prev_from_syntax) + && (c1 = FETCH_CHAR (from_byte), + SYNTAX_COMSTART_SECOND (c1))) + /* Duplicate code to avoid a complex if-expression + which causes trouble for the SGI compiler. */ { - state.comstyle = SYNTAX_FLAGS_COMMENT_STYLE (prev_from_syntax); - state.incomment = (SYNTAX_FLAGS_COMMENT_NESTED (prev_from_syntax) ? - 1 : -1); + /* Record the comment style we have entered so that only + the comment-end sequence of the same style actually + terminates the comment section. */ + state.comstyle = SYNTAX_COMMENT_STYLE (c1); + comnested = SYNTAX_FLAGS_COMMENT_NESTED (prev_from_syntax); + comnested = comnested || SYNTAX_COMMENT_NESTED (c1); + state.incomment = comnested ? 1 : -1; state.comstr_start = prev_from; + INC_FROM; + code = Scomment; } else if (code == Scomment_fence) { @@ -2816,24 +2827,13 @@ do { prev_from = from; \ state.comstr_start = prev_from; code = Scomment; } - else if (from < end) - if (SYNTAX_FLAGS_COMSTART_FIRST (prev_from_syntax)) - if (c1 = FETCH_CHAR (from_byte), - SYNTAX_COMSTART_SECOND (c1)) - /* Duplicate code to avoid a complex if-expression - which causes trouble for the SGI compiler. */ - { - /* Record the comment style we have entered so that only - the comment-end sequence of the same style actually - terminates the comment section. */ - state.comstyle = SYNTAX_COMMENT_STYLE (c1); - comnested = SYNTAX_FLAGS_COMMENT_NESTED (prev_from_syntax); - comnested = comnested || SYNTAX_COMMENT_NESTED (c1); - state.incomment = comnested ? 1 : -1; - state.comstr_start = prev_from; - INC_FROM; - code = Scomment; - } + else if (code == Scomment) + { + state.comstyle = SYNTAX_FLAGS_COMMENT_STYLE (prev_from_syntax); + state.incomment = (SYNTAX_FLAGS_COMMENT_NESTED (prev_from_syntax) ? + 1 : -1); + state.comstr_start = prev_from; + } if (SYNTAX_FLAGS_PREFIX (prev_from_syntax)) continue; -- 2.39.5