1 // 2 // Copyright (c) 2017 The ANGLE Project Authors. All rights reserved. 3 // Use of this source code is governed by a BSD-style license that can be 4 // found in the LICENSE file. 5 // 6 // RemoveUnreferencedVariables.h: 7 // Drop variables that are declared but never referenced in the AST. This avoids adding unnecessary 8 // initialization code for them. Also removes unreferenced struct types. 9 // 10 11 #ifndef COMPILER_TRANSLATOR_REMOVEUNREFERENCEDVARIABLES_H_ 12 #define COMPILER_TRANSLATOR_REMOVEUNREFERENCEDVARIABLES_H_ 13 14 namespace sh 15 { 16 17 class TIntermBlock; 18 class TSymbolTable; 19 20 void RemoveUnreferencedVariables(TIntermBlock *root, TSymbolTable *symbolTable); 21 22 } // namespace sh 23 24 #endif // COMPILER_TRANSLATOR_REMOVEUNREFERENCEDVARIABLES_H_ 25