[LLVMdev] llvm::Triple support for haswell-enabled x86_64

[Chandler Carruth]

On Tue, Aug 19, 2014 at 5:05 PM, Jim Grosbach <grosbach at apple.com> wrote:

> Note that it’s not exactly equivalent to enabling -march=core-avx2. It’s
> really close, but not 100% the same.


What is the difference? and why? It seems really confusing to have this
divergence, or to be unable to replicate the *exact* behavior of this (very
weird, and IMO *bad* triple) with the standard triple of 'x86_64-...' and
an '-march' flag.
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