diff options
| author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-04-09 21:37:04 +0000 |
|---|---|---|
| committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-04-09 21:37:04 +0000 |
| commit | e699df95d0a4d91d150e696079784befa4e3c1e6 (patch) | |
| tree | 6c892ae0638a436c9d44021a0a902cd4b746d37e /internal.h | |
| parent | 712c7168bf55f61df33efa2a7552e4b3c25b306c (diff) | |
* internal.h (MUL_OVERFLOW_INT_P): New macro.
* sprintf.c (GETNUM): Don't overflow on signed integer multiplication.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40209 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'internal.h')
| -rw-r--r-- | internal.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/internal.h b/internal.h index 5e9ce2460a..964f8a3467 100644 --- a/internal.h +++ b/internal.h @@ -36,6 +36,7 @@ extern "C" { ((b) > 0 ? (min) / (a) < (b) : (max) / (a) > (b))) #define MUL_OVERFLOW_FIXNUM_P(a, b) MUL_OVERFLOW_SIGNED_INTEGER_P(a, b, FIXNUM_MIN, FIXNUM_MAX) #define MUL_OVERFLOW_LONG_P(a, b) MUL_OVERFLOW_SIGNED_INTEGER_P(a, b, LONG_MIN, LONG_MAX) +#define MUL_OVERFLOW_INT_P(a, b) MUL_OVERFLOW_SIGNED_INTEGER_P(a, b, INT_MIN, INT_MAX) struct rb_deprecated_classext_struct { char conflict[sizeof(VALUE) * 3]; |