1 files changed, 33 insertions, 0 deletions
diff --git a/gfx/angle/src/compiler/translator/SearchSymbol.h b/gfx/angle/src/compiler/translator/SearchSymbol.h
new file mode 100755
index 000000000..1e5e1700d
--- /dev/null
+++ b/gfx/angle/src/compiler/translator/SearchSymbol.h
@@ -0,0 +1,33 @@
+//
+// Copyright (c) 2002-2010 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// SearchSymbol is an AST traverser to detect the use of a given symbol name
+//
+
+#ifndef COMPILER_TRANSLATOR_SEARCHSYMBOL_H_
+#define COMPILER_TRANSLATOR_SEARCHSYMBOL_H_
+
+#include "compiler/translator/IntermNode.h"
+#include "compiler/translator/ParseContext.h"
+
+namespace sh
+{
+class SearchSymbol : public TIntermTraverser
+{
+  public:
+    SearchSymbol(const TString &symbol);
+
+    void traverse(TIntermNode *node);
+    void visitSymbol(TIntermSymbol *symbolNode) override;
+
+    bool foundMatch() const;
+
+  protected:
+    const TString &mSymbol;
+    bool match;
+};
+}
+
+#endif   // COMPILER_TRANSLATOR_SEARCHSYMBOL_H_