MSVC bug in __fastcall implementation !!!, C++ (vc++)

MSVC bug in __fastcall implementation !!!

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Compilation time: 0.72 sec, absolute running time: 0.08 sec, absolute service time: 0.82 sec

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1 : 0000000A (expected 0000000A)
2 : 0000110A (expected 0000000A)
4 : 0110110A (expected 0000000A)