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| author | Kazu Hirata <kazu@google.com> | 2022-11-25 10:11:42 -0800 |
|---|---|---|
| committer | Kazu Hirata <kazu@google.com> | 2022-11-25 10:11:42 -0800 |
| commit | 1d74b2474345b1077cb2c86dc9ccc6901f957d75 (patch) | |
| tree | 70e7732881e61b594bd626857e2d289024832ca1 /llvm/lib/Analysis/BasicAliasAnalysis.cpp | |
| parent | 9c8a6a1627480b30b54b4ffc691beebb8554e124 (diff) | |
| download | llvm-1d74b2474345b1077cb2c86dc9ccc6901f957d75.zip llvm-1d74b2474345b1077cb2c86dc9ccc6901f957d75.tar.gz llvm-1d74b2474345b1077cb2c86dc9ccc6901f957d75.tar.bz2 | |
[Analysis] Use std::optional in BasicAliasAnalysis.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
Diffstat (limited to 'llvm/lib/Analysis/BasicAliasAnalysis.cpp')
| -rw-r--r-- | llvm/lib/Analysis/BasicAliasAnalysis.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/Analysis/BasicAliasAnalysis.cpp b/llvm/lib/Analysis/BasicAliasAnalysis.cpp index 537d0c4..bf50b50 100644 --- a/llvm/lib/Analysis/BasicAliasAnalysis.cpp +++ b/llvm/lib/Analysis/BasicAliasAnalysis.cpp @@ -58,6 +58,7 @@ #include <cassert> #include <cstdint> #include <cstdlib> +#include <optional> #include <utility> #define DEBUG_TYPE "basicaa" @@ -484,7 +485,7 @@ struct BasicAAResult::DecomposedGEP { SmallVector<VariableGEPIndex, 4> VarIndices; // Are all operations inbounds GEPs or non-indexing operations? // (None iff expression doesn't involve any geps) - Optional<bool> InBounds; + std::optional<bool> InBounds; void dump() const { print(dbgs()); @@ -1182,7 +1183,7 @@ AliasResult BasicAAResult::aliasGEP( // Try to determine the range of values for VarIndex such that // VarIndex <= -MinAbsVarIndex || MinAbsVarIndex <= VarIndex. - Optional<APInt> MinAbsVarIndex; + std::optional<APInt> MinAbsVarIndex; if (DecompGEP1.VarIndices.size() == 1) { // VarIndex = Scale*V. const VariableGEPIndex &Var = DecompGEP1.VarIndices[0]; @@ -1306,7 +1307,7 @@ AliasResult BasicAAResult::aliasPHI(const PHINode *PN, LocationSize PNSize, // on corresponding edges. if (const PHINode *PN2 = dyn_cast<PHINode>(V2)) if (PN2->getParent() == PN->getParent()) { - Optional<AliasResult> Alias; + std::optional<AliasResult> Alias; for (unsigned i = 0, e = PN->getNumIncomingValues(); i != e; ++i) { AliasResult ThisAlias = AAQI.AAR.alias( MemoryLocation(PN->getIncomingValue(i), PNSize), |