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| author | Stefan Krah <stefan@bytereef.org> | 2010-06-24 09:33:05 (GMT) |
|---|---|---|
| committer | Stefan Krah <stefan@bytereef.org> | 2010-06-24 09:33:05 (GMT) |
| commit | 3db4161011cbf6988102228ffc7e5213e680241e (patch) | |
| tree | eaf73fb8d45f47607011b596d1a81ab83fb0576d /Include | |
| parent | 947ce58a9018d23cb1e5e8de550f2ba0e542248e (diff) | |
| download | cpython-3db4161011cbf6988102228ffc7e5213e680241e.zip cpython-3db4161011cbf6988102228ffc7e5213e680241e.tar.gz cpython-3db4161011cbf6988102228ffc7e5213e680241e.tar.bz2 | |
Issue #9020: The Py_IS* macros from pyctype.h should generally only be
used with signed/unsigned char arguments. For integer arguments, EOF
has to be handled separately.
Diffstat (limited to 'Include')
| -rw-r--r-- | Include/pyctype.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Include/pyctype.h b/Include/pyctype.h index 0d211ec..c5cc614 100644 --- a/Include/pyctype.h +++ b/Include/pyctype.h @@ -11,6 +11,9 @@ extern const unsigned int _Py_ctype_table[256]; +/* Unlike their C counterparts, the following macros are not meant to + * handle an int with any of the values [EOF, 0-UCHAR_MAX]. The argument + * must be a signed/unsigned char. */ #define Py_ISLOWER(c) (_Py_ctype_table[Py_CHARMASK(c)] & PY_CTF_LOWER) #define Py_ISUPPER(c) (_Py_ctype_table[Py_CHARMASK(c)] & PY_CTF_UPPER) #define Py_ISALPHA(c) (_Py_ctype_table[Py_CHARMASK(c)] & PY_CTF_ALPHA) |