[PATCH] D34487: Restrict the definition of loop preheader to avoid special blocks

[Davide Italiano via Phabricator via llvm-commits]

davide added a comment.

LGTM



================
Comment at: llvm/trunk/lib/CodeGen/MachineBasicBlock.cpp:232-234
+  if (isReturnBlock() || hasEHPadSuccessor())
+    return false;
+  return true;
----------------
nit, you can simplify `return !isReturnBlock() && !hasEHPadSuccessors()`


Repository:
  rL LLVM

https://reviews.llvm.org/D34487