Build: Remove causes of pedantic warnings. Addresses issue #352 and PR #242.

glslang/Include/intermediate.h

@@ -579,7 +579,10 @@ public:
     virtual const glslang::TIntermSymbol*        getAsSymbolNode()    const { return 0; }
     virtual const glslang::TIntermBranch*        getAsBranchNode()    const { return 0; }
     virtual ~TIntermNode() { }
+
 protected:
+    TIntermNode(const TIntermNode&);
+    TIntermNode& operator=(const TIntermNode&);
     glslang::TSourceLoc loc;
 };
 
@@ -621,6 +624,7 @@ public:
     TString getCompleteString() const { return type.getCompleteString(); }
 
 protected:
+    TIntermTyped& operator=(const TIntermTyped&);
     TType type;
 };
 
@@ -702,6 +706,7 @@ public:
     const TConstUnionArray& getConstArray() const { return constArray; }
     void setConstSubtree(TIntermTyped* subtree) { constSubtree = subtree; }
     TIntermTyped* getConstSubtree() const { return constSubtree; }
+
 protected:
     int id;                      // the unique id of the symbol this node represents
     TString name;                // the name of the symbol this node represents
@@ -721,7 +726,10 @@ public:
     void setLiteral() { literal = true; }
     void setExpression() { literal = false; }
     bool isLiteral() const { return literal; }
+
 protected:
+    TIntermConstantUnion& operator=(const TIntermConstantUnion&);
+
     const TConstUnionArray constArray;
     bool literal;  // true if node represents a literal in the source code
 };