[PATCH] D11462: [AArch64] Pass subtarget feature "+reserve-x18"

[Akira Hatanaka]

ahatanak added a comment.

In http://reviews.llvm.org/D11462#210805, @echristo wrote:

> Do we accept the inverse option here? (If not, why not?) If so, this will
>  add it in places it isn't supposed to go.
>
> -eric


This part was committed in r227062 for ffixed-x18. I don't think adding an inverse option fno-fixed-x18 was discussed when the original patch was reviewed:

http://lists.cs.uiuc.edu/pipermail/cfe-commits/Week-of-Mon-20150119/121916.html

ffixed-r9 doesn't have an inverse option either.


http://reviews.llvm.org/D11462