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| author | Tim Peters <tim.peters@gmail.com> | 2000-07-08 02:26:47 (GMT) |
|---|---|---|
| committer | Tim Peters <tim.peters@gmail.com> | 2000-07-08 02:26:47 (GMT) |
| commit | 43f04a36cf4e809a8baa3a895268b527bfd6254c (patch) | |
| tree | 155b4a1f02ba08b53fcb75f14d8aaba4572bc0bf /Objects/longobject.c | |
| parent | a90b23c5712ea1a73fcfdac00e9ebbac2956a632 (diff) | |
| download | cpython-43f04a36cf4e809a8baa3a895268b527bfd6254c.zip cpython-43f04a36cf4e809a8baa3a895268b527bfd6254c.tar.gz cpython-43f04a36cf4e809a8baa3a895268b527bfd6254c.tar.bz2 | |
The tail end of x_sub implicitly assumed that an unsigned short
contains 16 bits. Not true on Cray J90.
Diffstat (limited to 'Objects/longobject.c')
| -rw-r--r-- | Objects/longobject.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Objects/longobject.c b/Objects/longobject.c index df69a6d..a28dbaf 100644 --- a/Objects/longobject.c +++ b/Objects/longobject.c @@ -1048,6 +1048,7 @@ x_sub(PyLongObject *a, PyLongObject *b) borrow = a->ob_digit[i] - borrow; z->ob_digit[i] = borrow & MASK; borrow >>= SHIFT; + borrow &= 1; /* Keep only one sign bit */ } assert(borrow == 0); if (sign < 0) |