Optimization in Uncurry

Only perform HashMap lookup of a tree until after checking more cheaply if it refers to a symbol with by-name parameter type.
scala · Jan 31, 2014 · 86bc324 · 86bc324
1 parent 811e423
commit 86bc324
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/src/compiler/scala/tools/nsc/transform/UnCurry.scala b/src/compiler/scala/tools/nsc/transform/UnCurry.scala
@@ -105,12 +105,11 @@ abstract class UnCurry extends InfoTransform
      */
     def isByNameRef(tree: Tree) = (
          tree.isTerm
-      && !byNameArgs(tree)
       && (tree.symbol ne null)
       && (isByName(tree.symbol))
+      && !byNameArgs(tree)
     )
 
-
 // ------- Handling non-local returns -------------------------------------------------
 
     /** The type of a non-local return expression with given argument type */