[clang] [-Wunterminated-string-initialization] Handle C string literals ending with explicit '\0' (PR #143487)

[Tom Weaver via cfe-commits]

TomWeaver18 wrote:

@ziqingluo-90 Hello and greetings form the UK!

Are you aware that this change caused the following build bot failure? :
https://lab.llvm.org/buildbot/#/builders/144/builds/28591

Are you looking into a fix? The bot has been red for some time now.

If a quick fix is not possible please consider reverting the change until one can be found.

Thanks in advance,
Tom W

https://github.com/llvm/llvm-project/pull/143487