[StaticAnalyzer] Use std::optional in MallocChecker.cpp (NFC)
authorKazu Hirata <kazu@google.com>
Sun, 11 Dec 2022 05:15:42 +0000 (21:15 -0800)
committerKazu Hirata <kazu@google.com>
Sun, 11 Dec 2022 05:15:43 +0000 (21:15 -0800)
commiteacf7c874b1e17818742b0c1d4fd325e3459cfa1
treedef3ba6269dcf84e88fb4fa4ddb8dbcc91242682
parenta67a11536e1cfaec0e02a740b5a77f0db4e1481a
[StaticAnalyzer] Use std::optional in MallocChecker.cpp (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
clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp