diff options
author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-04-09 11:39:53 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2013-04-09 11:39:53 +0000 |
commit | 712c7168bf55f61df33efa2a7552e4b3c25b306c (patch) | |
tree | a8f7e877849ffca9db3de17e3fe783d367f25933 /thread.c | |
parent | 4329b14cfbe4c91561c12ba7d1b40c66faea30b5 (diff) |
* internal.h (MUL_OVERFLOW_SIGNED_INTEGER_P): New macro.
(MUL_OVERFLOW_FIXNUM_P): Ditto.
(MUL_OVERFLOW_LONG_P): Ditto.
* array.c (rb_ary_product): Don't overflow on signed integer
multiplication.
* numeric.c (fix_mul): Ditto.
(int_pow): Ditto.
* rational.c (f_imul): Ditto.
* insns.def (opt_mult): Ditto.
* thread.c (sleep_timeval): Don't overflow on signed integer addition.
* bignum.c (rb_int2big): Don't overflow on signed integer negation.
(rb_big2ulong): Ditto.
(rb_big2long): Ditto.
(rb_big2ull): Ditto.
(rb_big2ll): Ditto.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40208 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'thread.c')
-rw-r--r-- | thread.c | 13 |
1 files changed, 10 insertions, 3 deletions
@@ -994,10 +994,17 @@ sleep_timeval(rb_thread_t *th, struct timeval tv, int spurious_check) enum rb_thread_status prev_status = th->status; getclockofday(&to); - to.tv_sec += tv.tv_sec; + if (TIMET_MAX - tv.tv_sec < to.tv_sec) + to.tv_sec = TIMET_MAX; + else + to.tv_sec += tv.tv_sec; if ((to.tv_usec += tv.tv_usec) >= 1000000) { - to.tv_sec++; - to.tv_usec -= 1000000; + if (to.tv_sec == TIMET_MAX) + to.tv_usec = 999999; + else { + to.tv_sec++; + to.tv_usec -= 1000000; + } } th->status = THREAD_STOPPED; |