kc3-lang/angle/src/compiler/translator/tree_util/FindSymbolNode.cpp

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• Hash : 5c56f228
  Author :
  Date : 2020-08-28T14:45:14
  

  Enable two override suggestion warnings.
  
  -Wsuggest-destructor-override and -Wsuggest-override.
  
  Bug: skia:7647
  Change-Id: Iaac1baa8f34fdf210baf2fdbe811a582b3ac2d14
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2376717
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  

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• src/compiler/translator/tree_util/FindSymbolNode.cpp

• //
  // Copyright 2015 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.
  //
  // FindSymbol.cpp:
  //     Utility for finding a symbol node inside an AST tree.
  
  #include "compiler/translator/tree_util/FindSymbolNode.h"
  
  #include "compiler/translator/ImmutableString.h"
  #include "compiler/translator/Symbol.h"
  #include "compiler/translator/tree_util/IntermTraverse.h"
  
  namespace sh
  {
  
  namespace
  {
  
  class SymbolFinder : public TIntermTraverser
  {
    public:
      SymbolFinder(const ImmutableString &symbolName)
          : TIntermTraverser(true, false, false), mSymbolName(symbolName), mNodeFound(nullptr)
      {}
  
      void visitSymbol(TIntermSymbol *node) override
      {
          if (node->variable().symbolType() != SymbolType::Empty && node->getName() == mSymbolName)
          {
              mNodeFound = node;
          }
      }
  
      bool isFound() const { return mNodeFound != nullptr; }
      const TIntermSymbol *getNode() const { return mNodeFound; }
  
    private:
      ImmutableString mSymbolName;
      TIntermSymbol *mNodeFound;
  };
  
  }  // anonymous namespace
  
  const TIntermSymbol *FindSymbolNode(TIntermNode *root, const ImmutableString &symbolName)
  {
      SymbolFinder finder(symbolName);
      root->traverse(&finder);
      return finder.getNode();
  }
  
  }  // namespace sh
  

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