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//
// Copyright 2017 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.
//
// RemoveUnreferencedVariables.h:
// Drop variables that are declared but never referenced in the AST. This avoids adding unnecessary
// initialization code for them. Also removes unreferenced struct types.
//
#ifndef COMPILER_TRANSLATOR_TREEOPS_REMOVEUNREFERENCEDVARIABLES_H_
#define COMPILER_TRANSLATOR_TREEOPS_REMOVEUNREFERENCEDVARIABLES_H_
#include "common/angleutils.h"
namespace sh
{
class TCompiler;
class TIntermBlock;
class TSymbolTable;
[[nodiscard]] bool RemoveUnreferencedVariables(TCompiler *compiler,
TIntermBlock *root,
TSymbolTable *symbolTable);
} // namespace sh
#endif // COMPILER_TRANSLATOR_TREEOPS_REMOVEUNREFERENCEDVARIABLES_H_
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