r374288 - Recommit "[Clang] Pragma vectorize_width() implies vectorize(enable)"

[Jordan Rupprecht via cfe-commits]

Reverted in 6d424a161bf3e52730371da0b9439ed93a8ce406 due to the issue
described here. Should hopefully be a trivial fix forward.

On Tue, Oct 22, 2019 at 2:46 PM Michael Kruse <llvm-commits at meinersbur.de>
wrote:

> Am Mo., 21. Okt. 2019 um 23:44 Uhr schrieb Jordan Rupprecht
> <rupprecht at google.com>:
> > At any rate, it sounds like this is not a codegen bug at all, but just
> an over-eager warning?
>
> That interpretation is different from mine. Codgen emits the following
> from vectorize(disable)
>
> !4 = !{!"llvm.loop.vectorize.enable", i1 true}
>
> which is is not what I'd expect.
>
> Michael
>
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