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| author | Nathanael Nerode <neroden@gcc.gnu.org> | 2003-11-19 18:48:53 +0000 |
|---|---|---|
| committer | Nathanael Nerode <neroden@gcc.gnu.org> | 2003-11-19 18:48:53 +0000 |
| commit | dd2cc6dc8f4d3cad4affbbe5a52f8fc27ba09a61 (patch) | |
| tree | 9d929780fb0ff894cb0d344e4982b7cfd958f43c /gcc/cpptrad.c | |
| parent | 09c557200827e64caca503b1b31c3e74fb225dc8 (diff) | |
| download | gcc-dd2cc6dc8f4d3cad4affbbe5a52f8fc27ba09a61.tar.gz | |
cpptrad.c (_cpp_scan_out_logical_line): Improve test for whether directive begins at the beginning of a line.
* cpptrad.c (_cpp_scan_out_logical_line): Improve test for
whether directive begins at the beginning of a line.
(testsuite)
* gcc.dg/cpp/trad/xwin1.c: New test case.
From-SVN: r73740
Diffstat (limited to 'gcc/cpptrad.c')
| -rw-r--r-- | gcc/cpptrad.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/cpptrad.c b/gcc/cpptrad.c index 0f98a8ad3dd..6da19cc41ec 100644 --- a/gcc/cpptrad.c +++ b/gcc/cpptrad.c @@ -350,6 +350,7 @@ _cpp_scan_out_logical_line (cpp_reader *pfile, cpp_macro *macro) unsigned int c, paren_depth = 0, quote; enum ls lex_state = ls_none; bool header_ok; + const uchar *start_of_input_line; fmacro.buff = NULL; @@ -359,6 +360,9 @@ _cpp_scan_out_logical_line (cpp_reader *pfile, cpp_macro *macro) RLIMIT (pfile->context) = pfile->buffer->rlimit; pfile->out.cur = pfile->out.base; pfile->out.first_line = pfile->line; + /* start_of_input_line is needed to make sure that directives really, + really start at the first character of the line. */ + start_of_input_line = pfile->buffer->cur; new_context: context = pfile->context; cur = CUR (context); @@ -581,7 +585,7 @@ _cpp_scan_out_logical_line (cpp_reader *pfile, cpp_macro *macro) break; case '#': - if (out - 1 == pfile->out.base + if (cur - 1 == start_of_input_line /* A '#' from a macro doesn't start a directive. */ && !pfile->context->prev && !pfile->state.in_directive) |