message: Initialise local variables with 0xcc as well as global scope variables
diff: @@ -1891,8 +1891,19 @@ void Debugger::AllocateVariable(Id id, Id typeId, ShaderVariable &outVar)
  // allocs should always be pointers
  RDCASSERT(dataTypes[typeId].type == DataType::PointerType);
  + auto initCallback = [](ShaderVariable &var, const Decorations &, const DataType &, uint64_t,
  + const rdcstr &) {
  + // ignore any callbacks we get on the way up for structs/arrays, we don't need it we only read
  + // or write at primitive level
  + if(!var.members.empty())
  + return;
  +
  + // make it obvious when uninitialised values are used
  + memset(var.value.u64v, 0xcc, sizeof(var.value.u64v));
  + };
  +
  WalkVariable<ShaderVariable, true>(Decorations(), dataTypes[dataTypes[typeId].InnerType()], ~0U,
  - outVar, rdcstr(), NULL);
  + outVar, rdcstr(), initCallback);
  }
  template <typename ShaderVarType, bool allocate>
  