// memory type has to be specified for C heap allocation
assert(memflags != mtNone, "memory type not specified for C heap object"); return (void*)AllocateHeap(byte_size, memflags);
}
void GrowableArrayNestingCheck::on_resource_area_alloc() const { // Check for insidious allocation bug: if a GrowableArray overflows, the // grown array must be allocated under the same ResourceMark as the original. // Otherwise, the _data array will be deallocated too early.
if (_nesting != Thread::current()->resource_area()->nesting()) {
fatal("allocation bug: GrowableArray could grow within nested ResourceMark");
}
}
void GrowableArrayMetadata::init_checks(const GrowableArrayBase* array) const { // Stack allocated arrays support all three element allocation locations
if (array->allocated_on_stack_or_embedded()) { return;
}
// Otherwise there's a strict one-to-one mapping
assert(on_C_heap() == array->allocated_on_C_heap(), "growable array must be C heap allocated if elements are");
assert(on_resource_area() == array->allocated_on_res_area(), "growable array must be resource allocated if elements are");
assert(on_arena() == array->allocated_on_arena(), "growable array must be arena allocated if elements are");
}
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