Don't generate *: in generic Java signatures

Author: odersky

compiler/src/dotty/tools/dotc/transform/GenericSignatures.scala

@@ -4,6 +4,7 @@ package transform
 
 import core.Annotations.Annotation
 import core.Contexts.Context
+import core.Definitions
 import core.Flags._
 import core.Names.Name
 import core.Symbols._
@@ -191,6 +192,8 @@ object GenericSignatures {
               args.foreach(jsig(_))
             }
           }
+          else if (sym == defn.PairClass && tp.tupleArity > Definitions.MaxTupleArity)
+            jsig(defn.TupleXXLType)
           else if (isTypeParameterInSig(sym, sym0)) {
             assert(!sym.isAliasType, "Unexpected alias type: " + sym)
             typeParamSig(sym.name.lastPart)

compiler/src/dotty/tools/dotc/typer/Inliner.scala

@@ -132,7 +132,7 @@ object Inliner {
         tree,
         i"""|Maximal number of successive inlines (${ctx.settings.XmaxInlines.value}) exceeded,
             |Maybe this is caused by a recursive rewrite method?
-            |You can use -Xmax:inlines to change the limit.""",
+            |You can use -Xmax-inlines to change the limit.""",
         (tree :: enclosingInlineds).last.pos
       )
   }