[clang] Control analysis-based diagnostics with #pragma (PR #136323)

[Artem Dergachev via cfe-commits]

haoNoQ wrote:

> The current patch actually WILL work with it ONLY enabled on the line inside of the function, which I think is much more intuitive.

Ooo whoa this is awesome!!

https://github.com/llvm/llvm-project/pull/136323