Is now in a semi-usable state. Problems remain:
$(LI 80 bit reals are truncated to 64 bits when formatting.)
$(LI Many math functions are not implemented.)
$(LI No symbolic debug info is generated.)
$(LI Cannot catch Win64 structured exception handling exceptions.)
$(LI VS debugger cannot look at call stack.)
$(LI Only tested with VS 2010.)
$(LI No installer.)
So if you're feeling intrepid, give it a whirl. Expect problems.
Yes, you have to have Visual Studio installed. Yes, it generates MS-Coff, and
requires MS-Link to link.