[clang] [compiler-rt] [Sanitizer] add signed-integer-wrap sanitizer (PR #80089)

[Justin Stitt via cfe-commits]

JustinStitt wrote:


> UBSan is documented clang/docs/UndefinedBehaviorSanitizer.rst https://clang.llvm.org/docs/UndefinedBehaviorSanitizer.html
> 
> Please make sure to update the list [of available checks](https://clang.llvm.org/docs/UndefinedBehaviorSanitizer.html#available-checks).
> 
> Please also update the release notes to mention this feature. clang/docs/ReleaseNotes.rst
>

Gotcha, done in [e15b6e6](https://github.com/llvm/llvm-project/pull/80089/commits/e15b6e636c27d00a4ef8d0a0f8f648bdcf11d44b) and [b978be6](https://github.com/llvm/llvm-project/pull/80089/commits/b978be62ca2d841d82924b702e8ab2b865754227).


https://github.com/llvm/llvm-project/pull/80089