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@ -151,13 +151,6 @@ an example.
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//===---------------------------------------------------------------------===//
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Instead of unconditionally inserting a null initializer for every GC root when
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Collector::InitRoots is set, the collector infrastructure should get a little
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bit smarter and perform a trivial DSE of the initial basic block up to the
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first safe point.
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//===---------------------------------------------------------------------===//
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With a copying garbage collector, derived pointers must not be retained across
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collector safe points; the collector could move the objects and invalidate the
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derived pointer. This is bad enough in the first place, but safe points can
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