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Fix corner-case accounting bug in new codeheap allocation #107492

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Merged
merged 1 commit into from
Sep 8, 2024
Merged

Fix corner-case accounting bug in new codeheap allocation #107492

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10 changes: 10 additions & 0 deletions src/coreclr/vm/codeman.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2376,6 +2376,16 @@ HeapList* LoaderCodeHeap::CreateCodeHeap(CodeHeapRequestInfo *pInfo, LoaderHeap
}
else
{
// Include internal CodeHeap structures in the reserve
allocationSize = ALIGN_UP(allocationSize, VIRTUAL_ALLOC_RESERVE_GRANULARITY);
reserveSize = max(reserveSize, allocationSize);

if (reserveSize != (DWORD) reserveSize)
{
_ASSERTE(!"reserveSize does not fit in a DWORD");
EEPOLICY_HANDLE_FATAL_ERROR(COR_E_EXECUTIONENGINE);
}

if (loAddr != NULL || hiAddr != NULL)
{
#ifdef _DEBUG
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