From e13dfab48ca779187db8d5a617c88f3b53a349d2 Mon Sep 17 00:00:00 2001 From: akr Date: Sun, 18 Nov 2007 09:30:17 +0000 Subject: * time.c (time_minus): fix Time.at(2**60+1) - Time.at(2**60). git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@13960 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- time.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'time.c') diff --git a/time.c b/time.c index 7d09c289e..dc71a93c0 100644 --- a/time.c +++ b/time.c @@ -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); } -- cgit