C++ 2019 Official

In the header, he had declared: virtual void serialize(const Archive& ar) override;

It was a cold November night in 2019. Rain lashed against the window of Leo’s tiny home office, but he didn’t notice. His screen glowed with the familiar, comforting, and utterly infuriating blue light of Visual Studio 2019. c++ 2019

At 12:34 AM, he committed the fix with a single message: "Fixed LNK2001. The missing const was hiding in plain sight. C++ 2019: new decade, same old mysteries." In the header, he had declared: virtual void

They looked identical. Wait. He squinted. At 12:34 AM, he committed the fix with

He tried the classic "Clean Solution" — no change. He deleted the .vs folder — no change. He turned off precompiled headers — no change. He whispered an ancient mantra: "It’s not the compiler, it’s you." — still no change.

In the .cpp file, he had written: void VoxelGrid::serialize(Archive& ar) {

His eyes darted to the calling convention. UEAAX vs UEAAX … no. Then he saw it. The const -ness of the Archive& parameter.