[PATCH] D14982: ARM v8.1a adds Advanced SIMD instructions for Rounding Double Multiply Add/Subtract.

[Tim Northover via cfe-commits]

t.p.northover added a subscriber: t.p.northover.
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Do these get the right diagnostics when used on CPUs without the new feature? I can't see how __ARM_FEATURE_QRDMX gets wired through to arm_neon.h.


http://reviews.llvm.org/D14982