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buffer: always allocate typed arrays outside heap #2893

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buffer: always allocate typed arrays outside heap #2893

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6 changes: 6 additions & 0 deletions src/node.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -3685,6 +3685,12 @@ void Init(int* argc,
V8::SetFlagsFromString(expose_debug_as, sizeof(expose_debug_as) - 1);
}

// Unconditionally force typed arrays to allocate outside the v8 heap. This
// is to prevent memory pointers from being moved around that are returned by
// Buffer::Data().
const char no_typed_array_heap[] = "--typed_array_max_size_in_heap=0";
V8::SetFlagsFromString(no_typed_array_heap, sizeof(no_typed_array_heap) - 1);

if (!use_debug_agent) {
RegisterDebugSignalHandler();
}
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