[PATCH] cmake: Avoid "-fno-sanitize-recover is deprecated" warnings when building with ubsan

[Justin Bogner]

Alexey Samsonov <vonosmas at gmail.com> writes:
> In this specific case I'd just replace "-fno-sanize-recover" with
> "-fno-sanitize-recover=all". This should be supported by fresh enough GCC and
> Clang, which we generally recommend to use for LLVM_USE_SANITIZER bootstrap.

Alright, that simplifies things. r237334.

> On Wed, May 13, 2015 at 5:20 PM, Justin Bogner <mail at justinbogner.com> wrote:
>
>     I decided to try building with '-DLLVM_USE_SANITIZER=Address;Undefined',
>     but it spits out deprecation warnings the whole time compilation is
>     happening. The attached patch attempts to fix that by following the
>     advice in the deprecation warning.
>    
>     I don't really grok cmake, but this seems to work. Does it look right?
>
> --
> Alexey Samsonov
> vonosmas at gmail.com