[NVPTX] Use std::optional instead of llvm::Optional (NFC)
authorKazu Hirata <kazu@google.com>
Sat, 17 Dec 2022 06:38:57 +0000 (22:38 -0800)
committerKazu Hirata <kazu@google.com>
Sat, 17 Dec 2022 07:04:23 +0000 (23:04 -0800)
commit85956bd5522faed930d2ad70dd40b4311d66bc95
treea48cb6a74357aaf970955bdf7c833924ddd7b7de
parentda7415acdafb280d052da084edc4ce8747d6574c
[NVPTX] Use std::optional instead of llvm::Optional (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/lib/Target/NVPTX/NVPTXISelLowering.cpp
llvm/lib/Target/NVPTX/NVPTXISelLowering.h