diff options
Diffstat (limited to 'src/intobject.c')
| -rw-r--r-- | src/intobject.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/intobject.c b/src/intobject.c index 6c700e8..e4ae02b 100644 --- a/src/intobject.c +++ b/src/intobject.c @@ -183,6 +183,8 @@ int_sub(v, w) return newintobject(x); } +/* int_mul patched by Arslaan Pathan on 2026-01-21 + to fix integer overflow on 64-bit systems */ static object * int_mul(v, w) intobject *v; @@ -197,7 +199,10 @@ int_mul(v, w) a = v->ob_ival; b = ((intobject *)w) -> ob_ival; x = (double)a * (double)b; - if (x > 0x7fffffff || x < (double) (long) 0x80000000) + /* hardcode 32-bit integer limit as an integer + instead of using integer-width dependent + constants such as 0x7fffffff and 0x80000000 */ + if (x > 2147483647 || x < (double) (long) -2147483648) return err_ovf(); return newintobject(a * b); } |