how to disable __thiscall on MinGW-gcc-4.7.x ?

[niXman]

2012/5/12 Paweł Sikora:
> are there any benefits from this move? iirc gcc users can't call msvc-c++
> parts directly due to different objects layout and name mangling.

In this case, I do not understand the meaning in __ thiscall by default.
Also, I do not understand why this feature is not disabled. Someone
must have enabled it. How can I disable it?


-- 
Regards,
  niXman