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cpptrad.c (skip_macro_block_comment): New.

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* cpptrad.c (skip_macro_block_comment): New.
	(copy_comment): Use it if appropriate.

From-SVN: r68641
This commit is contained in:
Neil Booth 2003-06-28 15:16:10 +00:00 committed by Neil Booth
parent 735e8085f7
commit debdeb5d70
2 changed files with 29 additions and 1 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2003-06-28 Neil Booth <neil@daikokuya.co.uk>
* cpptrad.c (skip_macro_block_comment): New.
(copy_comment): Use it if appropriate.
2003-06-28 Kazu Hirata <kazu@cs.umass.edu>
* gcse.c (compute_ld_motion_mems): Use INSN_P instead of its

25
gcc/cpptrad.c
View File

@ -116,6 +116,25 @@ check_output_buffer (cpp_reader *pfile, size_t n)
}
}
/* Skip a C-style block comment in a macro as a result of -CC.
Buffer->cur points to the initial asterisk of the comment. */
static void
skip_macro_block_comment (cpp_reader *pfile)
{
const uchar *cur = pfile->buffer->cur;
cur++;
if (*cur == '/')
cur++;
/* People like decorating comments with '*', so check for '/'
instead for efficiency. */
while(! (*cur++ == '/' && cur[-2] == '*') )
;
pfile->buffer->cur = cur;
}
/* CUR points to the asterisk introducing a comment in the current
context. IN_DEFINE is true if we are in the replacement text of a
macro.
@ -136,7 +155,11 @@ copy_comment (cpp_reader *pfile, const uchar *cur, int in_define)
cpp_buffer *buffer = pfile->buffer;
buffer->cur = cur;
unterminated = _cpp_skip_block_comment (pfile);
if (pfile->context->prev)
unterminated = false, skip_macro_block_comment (pfile);
else
unterminated = _cpp_skip_block_comment (pfile);
if (unterminated)
cpp_error_with_line (pfile, DL_ERROR, from_line, 0,
"unterminated comment");