[llvm] 1e723b7 - [Analysis] Use std::optional in MemoryDependenceAnalysis.h (NFC)

[Kazu Hirata via llvm-commits]

Author: Kazu Hirata
Date: 2022-11-27T12:18:18-08:00
New Revision: 1e723b75d2fca196598a8f8798d5984af7d1351b

URL: https://github.com/llvm/llvm-project/commit/1e723b75d2fca196598a8f8798d5984af7d1351b
DIFF: https://github.com/llvm/llvm-project/commit/1e723b75d2fca196598a8f8798d5984af7d1351b.diff

LOG: [Analysis] Use std::optional in MemoryDependenceAnalysis.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

Added: 
    

Modified: 
    llvm/include/llvm/Analysis/MemoryDependenceAnalysis.h

Removed: 
    


################################################################################
diff  --git a/llvm/include/llvm/Analysis/MemoryDependenceAnalysis.h b/llvm/include/llvm/Analysis/MemoryDependenceAnalysis.h
index feb22c250979..64a635ebb4cc 100644
--- a/llvm/include/llvm/Analysis/MemoryDependenceAnalysis.h
+++ b/llvm/include/llvm/Analysis/MemoryDependenceAnalysis.h
@@ -24,6 +24,7 @@
 #include "llvm/IR/PredIteratorCache.h"
 #include "llvm/IR/ValueHandle.h"
 #include "llvm/Pass.h"
+#include <optional>
 
 namespace llvm {
 
@@ -470,7 +471,7 @@ class MemoryDependenceResults {
   void releaseMemory();
 
   /// Return the clobber offset to dependent instruction.
-  Optional<int32_t> getClobberOffset(LoadInst *DepInst) const {
+  std::optional<int32_t> getClobberOffset(LoadInst *DepInst) const {
     const auto Off = ClobberOffsets.find(DepInst);
     if (Off != ClobberOffsets.end())
       return Off->getSecond();
@@ -524,7 +525,7 @@ class MemoryDependenceAnalysis
 /// A wrapper analysis pass for the legacy pass manager that exposes a \c
 /// MemoryDepnedenceResults instance.
 class MemoryDependenceWrapperPass : public FunctionPass {
-  Optional<MemoryDependenceResults> MemDep;
+  std::optional<MemoryDependenceResults> MemDep;
 
 public:
   static char ID;