[PATCH] D156767: [AArch64] [BranchRelaxation] Optimize for hot code size in AArch64 branch relaxation

[Matt Arsenault via Phabricator via llvm-commits]

arsenm added inline comments.


================
Comment at: llvm/lib/CodeGen/BranchRelaxation.cpp:549
   if (!RestoreBB->empty()) {
+    if (MBB->getSectionID() == MBBSectionID::ColdSectionID && MBB &&
+        DestBB->getSectionID() != MBBSectionID::ColdSectionID) {
----------------
Broken MBB check, MBB cannot be null


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D156767/new/

https://reviews.llvm.org/D156767