Test that scala#1442 is fixed.

Author: DarkDimius

tests/pos/i1442.scala

@@ -0,0 +1,24 @@
+object Test1442 {
+  final def sumMinimized[B](num: Numeric[B]): Int = {
+       var cse: scala.math.Numeric.type = null.asInstanceOf[scala.math.Numeric.type]
+       ({cse = scala.math.Numeric; num eq cse.IntIsIntegral} ||
+               (num eq cse.DoubleAsIfIntegral))
+      2
+  } 
+
+  final def sum[B](implicit num: Numeric[B]): B = {
+           // arithmetic series formula  can be used for regular addition
+       var cse: scala.math.Numeric.type = null.asInstanceOf[scala.math.Numeric.type]   
+       if ({cse = scala.math.Numeric; num eq cse.IntIsIntegral}||
+               (num eq cse.BigIntIsIntegral)||
+               (num eq cse.ShortIsIntegral)||
+               (num eq cse.ByteIsIntegral)||
+               (num eq cse.CharIsIntegral)||
+               (num eq cse.LongIsIntegral)||
+               (num eq cse.FloatAsIfIntegral)||
+               (num eq cse.BigDecimalIsFractional)||
+               (num eq cse.DoubleAsIfIntegral)) {     
+        null.asInstanceOf[B]
+      } else null.asInstanceOf[B]
+  } 
+}