[PATCH] D12633: Implement ACLE 2.0 macros of chapters 6.6 and 6.7 for [ARM] and [Aarch64] targets

[Alexandros Lamprineas via cfe-commits]

labrinea added a comment.

In http://reviews.llvm.org/D12633#252758, @labrinea wrote:

> @t.p.northover I think we should not be defining _ARM_FP_FENV_ROUNDING on neither of ARM and AArch64 targets since "-frounding-math" is not available on clang: clang/llvm don't support C99 FP rounding mode pragmas (FENV_ACCESS etc) <https://llvm.org/bugs/show_bug.cgi?id=8100>
>
> > @t.p.northover : "Ah, that constant folding is definitely a problem. Changing it sounds reasonable.
>
> > Tim."
>


(attaching Tim's comment since it was missing from the phabricator thread)


http://reviews.llvm.org/D12633