[clang] 02c905c - [Checkers] Use std::optional in MallocChecker.cpp (NFC)

[Kazu Hirata via cfe-commits]

Author: Kazu Hirata
Date: 2022-12-10T08:04:28-08:00
New Revision: 02c905cd4d4411a7b97a618101f59e54d779f336

URL: https://github.com/llvm/llvm-project/commit/02c905cd4d4411a7b97a618101f59e54d779f336
DIFF: https://github.com/llvm/llvm-project/commit/02c905cd4d4411a7b97a618101f59e54d779f336.diff

LOG: [Checkers] 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

Added: 
    

Modified: 
    clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp

Removed: 
    


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diff  --git a/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp b/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp
index 2162933bfcd8..8cd87853de20 100644
--- a/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/MallocChecker.cpp
@@ -86,6 +86,7 @@
 #include "llvm/Support/raw_ostream.h"
 #include <climits>
 #include <functional>
+#include <optional>
 #include <utility>
 
 using namespace clang;
@@ -443,14 +444,14 @@ class MallocChecker
   bool isMemCall(const CallEvent &Call) const;
 
   // TODO: Remove mutable by moving the initializtaion to the registry function.
-  mutable Optional<uint64_t> KernelZeroFlagVal;
+  mutable std::optional<uint64_t> KernelZeroFlagVal;
 
   using KernelZeroSizePtrValueTy = Optional<int>;
   /// Store the value of macro called `ZERO_SIZE_PTR`.
   /// The value is initialized at first use, before first use the outer
   /// Optional is empty, afterwards it contains another Optional that indicates
   /// if the macro value could be determined, and if yes the value itself.
-  mutable Optional<KernelZeroSizePtrValueTy> KernelZeroSizePtrValue;
+  mutable std::optional<KernelZeroSizePtrValueTy> KernelZeroSizePtrValue;
 
   /// Process C++ operator new()'s allocation, which is the part of C++
   /// new-expression that goes before the constructor.
@@ -2247,7 +2248,7 @@ void MallocChecker::HandleNonHeapDealloc(CheckerContext &C, SVal ArgVal,
 void MallocChecker::HandleFreeAlloca(CheckerContext &C, SVal ArgVal,
                                      SourceRange Range) const {
 
-  Optional<MallocChecker::CheckKind> CheckKind;
+  std::optional<MallocChecker::CheckKind> CheckKind;
 
   if (ChecksEnabled[CK_MallocChecker])
     CheckKind = CK_MallocChecker;