[PATCH] D59534: Enable tail call in MemCpyOptimization

[Eli Friedman via Phabricator via llvm-commits]

efriedma added a comment.

A "tail" call is a call which does not refer to any memory allocated in the current stack frame.  You aren't actually proving that invariant anywhere.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D59534/new/

https://reviews.llvm.org/D59534