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| author | Tom Tromey <tromey@redhat.com> | 2011-10-17 09:59:40 +0000 |
|---|---|---|
| committer | Dodji Seketeli <dodji@gcc.gnu.org> | 2011-10-17 11:59:40 +0200 |
| commit | 847e697a240e6d30335335c62084743978fa2084 (patch) | |
| tree | 1df29dda9c3f6fb6e559fa82140695ea5b6130d1 /libcpp/include/cpplib.h | |
| parent | 07a0b324eb7e353146340f00db380c6d92851fc9 (diff) | |
| download | gcc-847e697a240e6d30335335c62084743978fa2084.zip gcc-847e697a240e6d30335335c62084743978fa2084.tar.gz gcc-847e697a240e6d30335335c62084743978fa2084.tar.bz2 | |
Support -fdebug-cpp option
This patch adds -fdebug-cpp option. When used with -E this dumps the
relevant macro map before every single token. This clutters the output
a lot but has proved to be invaluable in tracking some bugs during the
development of the virtual location support.
Co-Authored-By: Dodji Seketeli <dodji@redhat.com>
From-SVN: r180084
Diffstat (limited to 'libcpp/include/cpplib.h')
| -rw-r--r-- | libcpp/include/cpplib.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libcpp/include/cpplib.h b/libcpp/include/cpplib.h index 3e01c11..825bf2f 100644 --- a/libcpp/include/cpplib.h +++ b/libcpp/include/cpplib.h @@ -392,6 +392,10 @@ struct cpp_options /* Nonzero means we're looking at already preprocessed code, so don't bother trying to do macro expansion and whatnot. */ unsigned char preprocessed; + + /* Nonzero means we are going to emit debugging logs during + preprocessing. */ + unsigned char debug; /* Nonzero means we are tracking locations of tokens involved in macro expansion. 1 Means we track the location in degraded mode |