On 05/09/18 09:55, Alexey Dobriyan wrote: > On Mon, May 07, 2018 at 02:41:14PM -0700, h...@zytor.com wrote: >>> -#define __ALIGN .p2align 4, 0x90 >>> +#define __ALIGN .p2align 4, 0xCC >> >> Acked-by: H. Peter Anvin <h.peter.anvin@in tel.com> > > Thanks! > > If someone knows how to control _compiler_ inter-function padding, > please tell. >
I think I have a gcc feature enhancement request for that. It can't be done without gcc's knowledge of when a fallthrough is happening (I presume you took that into account in your patch set.) -hpa