add antlr source code and ReadMe

[toc] / antlr4-cpp-runtime-4.9.2-source / runtime / src / atn / PlusLoopbackState.cpp

diff --git a/antlr4-cpp-runtime-4.9.2-source/runtime/src/atn/PlusLoopbackState.cpp b/antlr4-cpp-runtime-4.9.2-source/runtime/src/atn/PlusLoopbackState.cpp
new file mode 100644 (file)
index 0000000..1edab24
--- /dev/null
+++ b/antlr4-cpp-runtime-4.9.2-source/runtime/src/atn/PlusLoopbackState.cpp
@@ -0,0 +1,12 @@
+/* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
+ * Use of this file is governed by the BSD 3-clause license that
+ * can be found in the LICENSE.txt file in the project root.
+ */
+
+#include "atn/PlusLoopbackState.h"
+
+using namespace antlr4::atn;
+
+size_t PlusLoopbackState::getStateType() {
+  return PLUS_LOOP_BACK;
+}