GCC performance for various compilers under Win32

[Dann Corbit]

Since there seems to be a number of options:
0.  Mingw32
1.  Uwin
2.  Cygnus
3.  ?? Others ??

Which GCC compiler seems to have the best performance for Intel machines as
far as:
0.  Compile speed
1.  Integer optimization
2.  Floating point optimization
3.  Overall optimization

Has anyone studied this?
--
C-FAQ: http://www.eskimo.com/~scs/C-faq/top.html
 "The C-FAQ Book" ISBN 0-201-84519-9
C.A.P. Newsgroup   http://www.dejanews.com/~c_a_p
C.A.P. FAQ: ftp://38.168.214.175/pub/Chess%20Analysis%20Project%20FAQ.htm