diff options
| -rw-r--r-- | llvm/include/llvm/Analysis/ScalarEvolution.h | 6 | ||||
| -rw-r--r-- | llvm/lib/Analysis/ScalarEvolution.cpp | 6 |
2 files changed, 6 insertions, 6 deletions
diff --git a/llvm/include/llvm/Analysis/ScalarEvolution.h b/llvm/include/llvm/Analysis/ScalarEvolution.h index 7e48e4917b8..85350fa159d 100644 --- a/llvm/include/llvm/Analysis/ScalarEvolution.h +++ b/llvm/include/llvm/Analysis/ScalarEvolution.h @@ -782,13 +782,13 @@ private: /// Set the memoized range for the given SCEV. const ConstantRange &setRange(const SCEV *S, RangeSignHint Hint, - const ConstantRange &CR) { + ConstantRange &&CR) { DenseMap<const SCEV *, ConstantRange> &Cache = Hint == HINT_RANGE_UNSIGNED ? UnsignedRanges : SignedRanges; - auto Pair = Cache.insert({S, CR}); + auto Pair = Cache.try_emplace(S, std::move(CR)); if (!Pair.second) - Pair.first->second = CR; + Pair.first->second = std::move(CR); return Pair.first->second; } diff --git a/llvm/lib/Analysis/ScalarEvolution.cpp b/llvm/lib/Analysis/ScalarEvolution.cpp index d2a3010c77e..7facf36f52d 100644 --- a/llvm/lib/Analysis/ScalarEvolution.cpp +++ b/llvm/lib/Analysis/ScalarEvolution.cpp @@ -4800,7 +4800,7 @@ ScalarEvolution::getRange(const SCEV *S, } } - return setRange(AddRec, SignHint, ConservativeResult); + return setRange(AddRec, SignHint, std::move(ConservativeResult)); } if (const SCEVUnknown *U = dyn_cast<SCEVUnknown>(S)) { @@ -4831,10 +4831,10 @@ ScalarEvolution::getRange(const SCEV *S, APInt::getSignedMaxValue(BitWidth).ashr(NS - 1) + 1)); } - return setRange(U, SignHint, ConservativeResult); + return setRange(U, SignHint, std::move(ConservativeResult)); } - return setRange(S, SignHint, ConservativeResult); + return setRange(S, SignHint, std::move(ConservativeResult)); } // Given a StartRange, Step and MaxBECount for an expression compute a range of |
