[PATCH] D46640: [GlobalMerge] Exit early if only one global is to be merged

[Dave Green via Phabricator via llvm-commits]

dmgreen added a reviewer: efriedma.
dmgreen added inline comments.


================
Comment at: lib/CodeGen/GlobalMerge.cpp:473
 
+    if (Tys.size() < 2) {
+      i = j;
----------------
Can you add a comment for this.


Repository:
  rL LLVM

https://reviews.llvm.org/D46640