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[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
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64
lldb/source/Plugins/Language/ObjC/NSArray.cpp
View File

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

105
lldb/source/Plugins/Language/ObjC/NSDictionary.cpp
View File

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