[PATCH] D30725: [FileCheck] Added [[@CLEAR:regex]] as a way to clear variables.

[Hal Finkel via Phabricator via llvm-commits]

hfinkel added a comment.

In https://reviews.llvm.org/D30725#695171, @tra wrote:

> @arsenm OK. CHECK-REGION (= CHECK-LABEL + clear all vars) would work for me.
>
> Any other opinions?


What if we divided the regex names into two classes: local and global. CHECK-LABEL cleared the local ones and the global ones stayed around? We could do something like have:

  [[@NAME:[pattern]]]

bind a global name (and the existing ones without the @ are local).


https://reviews.llvm.org/D30725