webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 55 insertions, 0 deletions

diff --git a/Source/ThirdParty/ANGLE/src/compiler/translator/ValidateSwitch.h b/Source/ThirdParty/ANGLE/src/compiler/translator/ValidateSwitch.h
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+++ b/Source/ThirdParty/ANGLE/src/compiler/translator/ValidateSwitch.h
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+//
+// Copyright (c) 2002-2015 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.
+//
+
+#ifndef COMPILER_TRANSLATOR_VALIDATESWITCH_H_
+#define COMPILER_TRANSLATOR_VALIDATESWITCH_H_
+
+#include "compiler/translator/IntermNode.h"
+
+class TParseContext;
+
+class ValidateSwitch : public TIntermTraverser
+{
+  public:
+    // Check for errors and output messages any remaining errors on the context.
+    // Returns true if there are no errors.
+    static bool validate(TBasicType switchType,
+                         TParseContext *context,
+                         TIntermBlock *statementList,
+                         const TSourceLoc &loc);
+
+    void visitSymbol(TIntermSymbol *) override;
+    void visitConstantUnion(TIntermConstantUnion *) override;
+    bool visitBinary(Visit, TIntermBinary *) override;
+    bool visitUnary(Visit, TIntermUnary *) override;
+    bool visitTernary(Visit, TIntermTernary *) override;
+    bool visitIfElse(Visit visit, TIntermIfElse *) override;
+    bool visitSwitch(Visit, TIntermSwitch *) override;
+    bool visitCase(Visit, TIntermCase *node) override;
+    bool visitAggregate(Visit, TIntermAggregate *) override;
+    bool visitLoop(Visit visit, TIntermLoop *) override;
+    bool visitBranch(Visit, TIntermBranch *) override;
+
+  private:
+    ValidateSwitch(TBasicType switchType, TParseContext *context);
+
+    bool validateInternal(const TSourceLoc &loc);
+
+    TBasicType mSwitchType;
+    TParseContext *mContext;
+    bool mCaseTypeMismatch;
+    bool mFirstCaseFound;
+    bool mStatementBeforeCase;
+    bool mLastStatementWasCase;
+    int mControlFlowDepth;
+    bool mCaseInsideControlFlow;
+    int mDefaultCount;
+    std::set<int> mCasesSigned;
+    std::set<unsigned int> mCasesUnsigned;
+    bool mDuplicateCases;
+};
+
+#endif // COMPILER_TRANSLATOR_VALIDATESWITCH_H_