On Wed, Dec 14, 2016 at 04:46:54PM +0100, Steve Lhomme wrote: > From: Steve Lhomme <[email protected]> > > Without any optimization flags, MSVC does no dead code elimination (DCE) at > all, even for the most trivial cases. DCE is a prerequisite for building libav > correctly, otherwise there are undefined references to functions for other > architectures and disabled components. > > -Os -Og is the minimal optimization flags for MSVC that does include DCE. It
-Os -Og are .. that do .. > warns that -Og will be removed but it doesn't work without. -O1 includes these > flags and some other ones not necessary to link properly. What does "warn" mean? And is this combination really preferable to plain -O1? Diego _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
