On Wed, 2015-11-18 at 17:51 +0100, Martin Jansa wrote: > On Wed, Nov 18, 2015 at 04:38:34PM +0000, Phil Blundell wrote: > > On Tue, 2015-11-17 at 11:58 +0100, Martin Jansa wrote: > > > * be aware that this -march value is available only in gcc-4.9 > > > and > > > newer: > > > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57907 > > > > > > > Can you clarify why this is an improvement? The previous patch > > already > > changed cortex-a15.inc to use -mcpu=cortexa15, which effectively > > implies -march=armv7ve already (and works on all gcc versions) so > > I'm > > not entirely sure what this second patch really buys you. > > Because -mcpu=cortexa15 and -march=armv7a conflict each other, so we > either have to stop putting -march in default CCARGS or at least set > compatible one like this patch does.
Ah right, got it. I think it would be better to just stop passing -march= in cases where we are using -mcpu=. It seems a bit silly to create another huge maze of tune variables which all boil down to essentially a no-op. p. -- _______________________________________________ Openembedded-core mailing list [email protected] http://lists.openembedded.org/mailman/listinfo/openembedded-core
