Gentoo's Bugzilla –
Attachment 305009 Details for
Bug 407929app-emulation/wine-1.4 fails to build on ~amd64 with icecc: "Relocatable linking with relocations from format elf64-x86-64 (advapi.o) to format elf32-i386 (advapi32.UjKrX8.o) is not supported"