UEFI uses MS x64 calling convention. It will be nice to support -mabi=ms on Linux so that we can use gcc 4.4 to build UEFI applications on Linux.
-- Summary: Add -mabi=[ms|sysv] Product: gcc Version: 4.4.0 Status: UNCONFIRMED Severity: enhancement Priority: P3 Component: target AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: hjl dot tools at gmail dot com GCC build triplet: x86_64-unknown-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39472