On 03/17/17 05:08, Peter Zijlstra wrote: > On Thu, Mar 16, 2017 at 05:15:18PM -0700, Michael Davidson wrote: >> Use the standard regparm=0 calling convention for memcpy and >> memset when building with clang. >> >> This is a work around for a long standing clang bug >> (see https://llvm.org/bugs/show_bug.cgi?id=3997) where >> clang always uses the standard regparm=0 calling convention >> for any implcit calls to memcpy and memset that it generates >> (eg for structure assignments and initialization) even if an >> alternate calling convention such as regparm=3 has been specified. > > Seriously, fix LLVM already. > Yes, this is a real stinker, in no small part because once clang is fixed to DTRT then this is actually broken... -hpa -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
