[LLVMdev] [RFC] AArch64: Should we disable GlobalMerge?

Ahmed Bougacha ahmed.bougacha at gmail.com
Fri Feb 27 14:47:36 PST 2015


On Fri, Feb 27, 2015 at 2:15 PM, Ahmed Bougacha
<ahmed.bougacha at gmail.com> wrote:
> By the way, I'm not convinced LTO being either -O3 or -O0 is sensible.
> But that's a discussion for another day =)

Duncan tells me there is a plan to put -mno-global-merge into module
flags for this precise reason, so this would disable it for LTO as
well, when -O3 wasn't specified.  This takes care of our non-O3
concerns;  I'll have a look!

-Ahmed



More information about the llvm-dev mailing list