[AARCH64][ACLE] Implement __ARM_FP_FENV_ROUNDING in aarch64 backend.

[Marcus Shawcroft]

On 11 January 2016 at 10:46, Alan Lawrence <alan.lawrence@foss.arm.com> wrote:

> However, the test doesn't really look at whether we're using glibc vs
> musl/bionic/uclibc, only at whether we are targeting -linux-gnu or
> -none-elf.

Fair point, the test case is not aligned with the implementation.
Rather than hang the test on a target triple the other approach would
be to try and write a test that uses the functionality that is gated
by the predefine.

Cheers
/Marcus