[PATCH] D138912: [RS4GC] Rematerialize derived pointers before uses.

[Serguei Katkov via Phabricator via llvm-commits]

skatkov added inline comments.


================
Comment at: llvm/lib/Transforms/Scalar/RewriteStatepointsForGC.cpp:2512
+    // decreasing chain size order?
+    if (Record.ChainToBase.size() > 1) {
+      Record.ChainToBase.clear();
----------------
dantrushin wrote:
> skatkov wrote:
> > !empty()?
> Nope.More than one - i.e., it has a sub-chain which could have changed.
> If chain length is 1 we cannot spoil it.
Right


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  https://reviews.llvm.org/D138912/new/

https://reviews.llvm.org/D138912