message: Add missing resize when constructing matrix composite
diff: @@ -467,6 +467,7 @@ void ThreadState::StepNext(ShaderDebugState *state,
  RDCASSERTEQUAL(var.columns, construct.constituents.size());
  rdcarray<ShaderVariable> columns;
  + columns.resize(construct.constituents.size());
  for(size_t i = 0; i < construct.constituents.size(); i++)
  columns[i] = GetSrc(construct.constituents[i]);
  