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Revert "[scudo] Use template specialization on Quarantine to avoid zero-length array"

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This reverts commit 7dda44c189.
This commit is contained in:
Dominic Chen 2022-03-28 19:08:55 -07:00
parent d9ef6ad05f
commit a52868a55c
1 changed files with 1 additions and 13 deletions
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14
compiler-rt/lib/scudo/standalone/secondary.h
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@ -362,18 +362,6 @@ private:
u64 Time;
};
// Template specialization to avoid producing zero-length array
template <size_t Size> class QuarantineBlocks {
public:
CachedBlock &operator[](uptr Idx) { return Blocks[Idx]; }
private:
CachedBlock Blocks[Size];
};
template <> class QuarantineBlocks<0> {
public:
CachedBlock &operator[](uptr UNUSED Idx) { UNREACHABLE("Unsupported!"); }
};
void releaseIfOlderThan(CachedBlock &Entry, u64 Time) {
if (!Entry.CommitBase || !Entry.Time)
return;
@ -407,7 +395,7 @@ private:
atomic_s32 ReleaseToOsIntervalMs = {};
CachedBlock Entries[Config::SecondaryCacheEntriesArraySize] = {};
QuarantineBlocks<Config::SecondaryCacheQuarantineSize> Quarantine = {};
CachedBlock Quarantine[Config::SecondaryCacheQuarantineSize] = {};
};
template <typename Config> class MapAllocator {