[clang] [lldb] [llvm] [mlir] [Support] Validate number of arguments passed to formatv() (PR #105745)

[Rahul Joshi via cfe-commits]

jurahul wrote:

> > compile-time tests with clang for example
> 
> I can check. How do I run them?

I am wondering if running mlir-tblgen is a better benchmark, given that formatv() is widely used there (as opposed to clang), in case this measurement has to be done manually.

https://github.com/llvm/llvm-project/pull/105745