[Support] Use std::optional in GlobPattern.h (NFC)
authorKazu Hirata <kazu@google.com>
Sun, 27 Nov 2022 22:16:05 +0000 (14:16 -0800)
committerKazu Hirata <kazu@google.com>
Sun, 27 Nov 2022 22:16:05 +0000 (14:16 -0800)
commit4700e7ca159ac544d36b032f3523e113faa1d95f
treee2967c89fe9b2c46857a186c40bc3b03559e61a0
parentd12a6852a0e8f7f44d09890ecd92c71ac8752bbf
[Support] Use std::optional in GlobPattern.h (NFC)

This is part of an effort to migrate from llvm::Optional to
std::optional:

https://discourse.llvm.org/t/deprecating-llvm-optional-x-hasvalue-getvalue-getvalueor/63716
llvm/include/llvm/Support/GlobPattern.h