Short circuit &&

Author: nicolasstucki

library/src-3.x/scala/internal/quoted/Matcher.scala

@@ -342,7 +342,8 @@ object Matcher {
     def (self: Matching) asOptionOfTuple: Option[Tuple] = self
 
     /** Concatenates the contents of two sucessful matchings or return a `notMatched` */
-    def (self: Matching) && (that: Matching): Matching = self match {
+    // FIXME inline to avoid alocation of by name closure (see #6395)
+    /*inline*/ def (self: Matching) && (that: => Matching): Matching = self match {
       case Some(x) =>
         that match {
           case Some(y) => Some(x ++ y)