diff options
author | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-11-18 09:30:17 +0000 |
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committer | akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2007-11-18 09:30:17 +0000 |
commit | 3184ac2dfed8366246df87af97eee548f4ab7248 (patch) | |
tree | e743c8f2d5351bb408a01a5b9ee7a06f55dae732 /time.c | |
parent | 1e3ca9807b94902e1a36ef9abacea4cb0116209b (diff) |
* time.c (time_minus): fix Time.at(2**60+1) - Time.at(2**60).
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13960 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'time.c')
-rw-r--r-- | time.c | 6 |
1 files changed, 4 insertions, 2 deletions
@@ -1320,9 +1320,11 @@ time_minus(VALUE time1, VALUE time2) double f; GetTimeval(time2, tobj2); - f = (double)tobj->tv.tv_sec - (double)tobj2->tv.tv_sec; + if (tobj->tv.tv_sec < tobj2->tv.tv_sec) + f = -(double)(unsigned_time_t)(tobj2->tv.tv_sec - tobj->tv.tv_sec); + else + f = (double)(unsigned_time_t)(tobj->tv.tv_sec - tobj2->tv.tv_sec); f += ((double)tobj->tv.tv_usec - (double)tobj2->tv.tv_usec)*1e-6; - /* XXX: should check float overflow on 64bit time_t platforms */ return DOUBLE2NUM(f); } |