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[ADT] DenseMapInfo<unsigned long>::getHashValue - avoid MSVC out of bounds shift warning #96173

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Merged
RKSimon merged 3 commits into from
Jun 20, 2024
Merged

[ADT] DenseMapInfo<unsigned long>::getHashValue - avoid MSVC out of bounds shift warning #96173

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c213d8c
[ADT] DenseMapInfo<unsigned long>::getHashValue - avoid MSVC out of b…
RKSimon Jun 20, 2024
c484ded
Use densemap::detail::mix(Val) instead
RKSimon Jun 20, 2024
ffa04f0
Use densemap::detail::mix(Val) for the unsigned long long case as well
RKSimon Jun 20, 2024
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2 changes: 1 addition & 1 deletion llvm/include/llvm/ADT/DenseMapInfo.h
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Original file line number Diff line number Diff line change
Expand Up @@ -142,7 +142,7 @@ template<> struct DenseMapInfo<unsigned long> {
if constexpr (sizeof(Val) == 4)
return DenseMapInfo<unsigned>::getHashValue(Val);
else
return detail::combineHashValue(Val >> 32, Val);
return detail::combineHashValue(Val >> (4 * sizeof(Val)), Val);
}

static bool isEqual(const unsigned long& LHS, const unsigned long& RHS) {
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