Handle the case where 'local' is the name of a global in a version script:
{ global : local; local: *; };

llvm-svn: 294343
diff --git a/lld/ELF/ScriptParser.h b/lld/ELF/ScriptParser.h
index 264c497..42ae267 100644
--- a/lld/ELF/ScriptParser.h
+++ b/lld/ELF/ScriptParser.h
@@ -28,7 +28,7 @@
   static StringRef skipSpace(StringRef S);
   bool atEOF();
   StringRef next();
-  StringRef peek();
+  StringRef peek(unsigned N = 0);
   void skip();
   bool consume(StringRef Tok);
   void expect(StringRef Expect);