Memory/constructor/warning clean-up. Addresses issue #705.

glslang/MachineIndependent/PoolAlloc.cpp

@@ -105,8 +105,8 @@ void SetThreadPoolAllocator(TPoolAllocator& poolAllocator)
 TPoolAllocator::TPoolAllocator(int growthIncrement, int allocationAlignment) :
     pageSize(growthIncrement),
     alignment(allocationAlignment),
-    freeList(0),
-    inUseList(0),
+    freeList(nullptr),
+    inUseList(nullptr),
     numCalls(0)
 {
     //

glslang/MachineIndependent/ShaderLang.cpp

@@ -1632,6 +1632,7 @@ TProgram::TProgram() : pool(0), reflection(0), ioMapper(nullptr), linked(false)
 
 TProgram::~TProgram()
 {
+    delete ioMapper;
     delete infoSink;
     delete reflection;
 

glslang/MachineIndependent/iomapper.cpp

@@ -209,6 +209,9 @@ struct TResolverAdaptor
     TIoMapResolver& resolver;
     TInfoSink&      infoSink;
     bool&           error;
+
+private:
+    TResolverAdaptor& operator=(TResolverAdaptor&);
 };
 
 /*