* time.c (wmul): wrong condition.

fixed many test failures on 32bit and LLP64 platforms.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54226 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Tue Mar 22 11:36:49 2016  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* time.c (wmul): wrong condition.
+	  fixed many test failures on 32bit and LLP64 platforms.
+
 Tue Mar 22 10:31:34 2016  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* time.c (wdiv, wmod): wdivmod0() assumes the 3rd and the 4th arguments

time.c

@@ -367,7 +367,7 @@ wmul(wideval_t wx, wideval_t wy)
 {
 #if WIDEVALUE_IS_WIDER
     if (FIXWV_P(wx) && FIXWV_P(wy)) {
-	if (MUL_OVERFLOW_FIXWV_P(FIXWV2WINT(wx), FIXWV2WINT(wy)))
+	if (!MUL_OVERFLOW_FIXWV_P(FIXWV2WINT(wx), FIXWV2WINT(wy)))
 	    return WINT2WV(FIXWV2WINT(wx) * FIXWV2WINT(wy));
     }
 #endif