[ObjC] Wrap namespace-global structs in an anonymous namespace to avoid ODR violations

<rdar://problem/65537147>

Differential Revision:  https://reviews.llvm.org/D83796
This commit is contained in:
Davide Italiano 2020-07-14 11:25:32 -07:00
parent 9b974dfa72
commit 3f2d880a93
2 changed files with 88 additions and 81 deletions

View File

@ -98,42 +98,46 @@ private:
}; };
namespace Foundation1010 { namespace Foundation1010 {
struct DataDescriptor_32 { namespace {
uint32_t _used; struct DataDescriptor_32 {
uint32_t _offset; uint32_t _used;
uint32_t _size : 28; uint32_t _offset;
uint64_t _priv1 : 4; uint32_t _size : 28;
uint32_t _priv2; uint64_t _priv1 : 4;
uint32_t _data; uint32_t _priv2;
}; uint32_t _data;
};
struct DataDescriptor_64 {
uint64_t _used; struct DataDescriptor_64 {
uint64_t _offset; uint64_t _used;
uint64_t _size : 60; uint64_t _offset;
uint64_t _priv1 : 4; uint64_t _size : 60;
uint32_t _priv2; uint64_t _priv1 : 4;
uint64_t _data; uint32_t _priv2;
}; uint64_t _data;
};
}
using NSArrayMSyntheticFrontEnd = using NSArrayMSyntheticFrontEnd =
GenericNSArrayMSyntheticFrontEnd<DataDescriptor_32, DataDescriptor_64>; GenericNSArrayMSyntheticFrontEnd<DataDescriptor_32, DataDescriptor_64>;
} }
namespace Foundation1428 { namespace Foundation1428 {
struct DataDescriptor_32 { namespace {
uint32_t _used; struct DataDescriptor_32 {
uint32_t _offset; uint32_t _used;
uint32_t _size; uint32_t _offset;
uint32_t _data; uint32_t _size;
}; uint32_t _data;
};
struct DataDescriptor_64 {
uint64_t _used; struct DataDescriptor_64 {
uint64_t _offset; uint64_t _used;
uint64_t _size; uint64_t _offset;
uint64_t _data; uint64_t _size;
}; uint64_t _data;
};
}
using NSArrayMSyntheticFrontEnd = using NSArrayMSyntheticFrontEnd =
GenericNSArrayMSyntheticFrontEnd<DataDescriptor_32, DataDescriptor_64>; GenericNSArrayMSyntheticFrontEnd<DataDescriptor_32, DataDescriptor_64>;

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@ -278,64 +278,67 @@ namespace Foundation1100 {
} }
namespace Foundation1428 { namespace Foundation1428 {
struct DataDescriptor_32 { namespace {
uint32_t _used : 26; struct DataDescriptor_32 {
uint32_t _kvo : 1; uint32_t _used : 26;
uint32_t _size; uint32_t _kvo : 1;
uint32_t _buffer; uint32_t _size;
uint64_t GetSize() { return _size; } uint32_t _buffer;
}; uint64_t GetSize() { return _size; }
};
struct DataDescriptor_64 {
uint64_t _used : 58; struct DataDescriptor_64 {
uint32_t _kvo : 1; uint64_t _used : 58;
uint64_t _size; uint32_t _kvo : 1;
uint64_t _buffer; uint64_t _size;
uint64_t GetSize() { return _size; } uint64_t _buffer;
}; uint64_t GetSize() { return _size; }
};
}
using NSDictionaryMSyntheticFrontEnd = using NSDictionaryMSyntheticFrontEnd =
GenericNSDictionaryMSyntheticFrontEnd<DataDescriptor_32, DataDescriptor_64>; GenericNSDictionaryMSyntheticFrontEnd<DataDescriptor_32, DataDescriptor_64>;
} }
namespace Foundation1437 { namespace Foundation1437 {
static const uint64_t NSDictionaryCapacities[] = { namespace {
0, 3, 7, 13, 23, 41, 71, 127, 191, 251, 383, 631, 1087, 1723, static const uint64_t NSDictionaryCapacities[] = {
2803, 4523, 7351, 11959, 19447, 31231, 50683, 81919, 132607, 0, 3, 7, 13, 23, 41, 71, 127, 191, 251, 383, 631, 1087, 1723,
214519, 346607, 561109, 907759, 1468927, 2376191, 3845119, 2803, 4523, 7351, 11959, 19447, 31231, 50683, 81919, 132607,
6221311, 10066421, 16287743, 26354171, 42641881, 68996069, 214519, 346607, 561109, 907759, 1468927, 2376191, 3845119,
111638519, 180634607, 292272623, 472907251 6221311, 10066421, 16287743, 26354171, 42641881, 68996069,
}; 111638519, 180634607, 292272623, 472907251
};
static const size_t NSDictionaryNumSizeBuckets = sizeof(NSDictionaryCapacities) / sizeof(uint64_t);
static const size_t NSDictionaryNumSizeBuckets =
struct DataDescriptor_32 { sizeof(NSDictionaryCapacities) / sizeof(uint64_t);
uint32_t _buffer;
uint32_t _muts; struct DataDescriptor_32 {
uint32_t _used : 25; uint32_t _buffer;
uint32_t _kvo : 1; uint32_t _muts;
uint32_t _szidx : 6; uint32_t _used : 25;
uint32_t _kvo : 1;
uint32_t _szidx : 6;
uint64_t GetSize() { uint64_t GetSize() {
return (_szidx) >= NSDictionaryNumSizeBuckets ? return (_szidx) >= NSDictionaryNumSizeBuckets ?
0 : NSDictionaryCapacities[_szidx]; 0 : NSDictionaryCapacities[_szidx];
} }
}; };
struct DataDescriptor_64 { struct DataDescriptor_64 {
uint64_t _buffer; uint64_t _buffer;
uint32_t _muts; uint32_t _muts;
uint32_t _used : 25; uint32_t _used : 25;
uint32_t _kvo : 1; uint32_t _kvo : 1;
uint32_t _szidx : 6; uint32_t _szidx : 6;
uint64_t GetSize() { uint64_t GetSize() {
return (_szidx) >= NSDictionaryNumSizeBuckets ? return (_szidx) >= NSDictionaryNumSizeBuckets ?
0 : NSDictionaryCapacities[_szidx]; 0 : NSDictionaryCapacities[_szidx];
} }
}; };
}
using NSDictionaryMSyntheticFrontEnd = using NSDictionaryMSyntheticFrontEnd =
GenericNSDictionaryMSyntheticFrontEnd<DataDescriptor_32, DataDescriptor_64>; GenericNSDictionaryMSyntheticFrontEnd<DataDescriptor_32, DataDescriptor_64>;