[clang] [clang] Emit bad shift warnings (PR #70307)

[Aaron Ballman via cfe-commits]

AaronBallman wrote:

> > We (Chrome) no longer need a revert - we patched the NDK locally.
> 
> Patching the NDK is not a solution that is nice everywhere, though. And the new warning is an error that can't be disabled.

FWIW, we addressed this issue and backported the fix in https://github.com/llvm/llvm-project/pull/100452 -- are you seeing issues with the latest release candidate?

https://github.com/llvm/llvm-project/pull/70307