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This is done already. 

llvm-svn: 42467
This commit is contained in:
Gordon Henriksen 2007-09-29 02:23:08 +00:00
parent 37ca83d4e9
commit f5aa229ede
1 changed files with 0 additions and 7 deletions
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7
llvm/lib/CodeGen/README.txt
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@ -151,13 +151,6 @@ an example.
//===---------------------------------------------------------------------===//
Instead of unconditionally inserting a null initializer for every GC root when
Collector::InitRoots is set, the collector infrastructure should get a little
bit smarter and perform a trivial DSE of the initial basic block up to the
first safe point.
//===---------------------------------------------------------------------===//
With a copying garbage collector, derived pointers must not be retained across
collector safe points; the collector could move the objects and invalidate the
derived pointer. This is bad enough in the first place, but safe points can