[PATCH] D38670: [MBP] Scheduled blocks have been removed from worklist

[Xin Tong via Phabricator via llvm-commits]

trentxintong created this revision.

Scheduled blocks have been removed from worklist


https://reviews.llvm.org/D38670

Files:
  lib/CodeGen/MachineBlockPlacement.cpp


Index: lib/CodeGen/MachineBlockPlacement.cpp
===================================================================
--- lib/CodeGen/MachineBlockPlacement.cpp
+++ lib/CodeGen/MachineBlockPlacement.cpp
@@ -1583,11 +1583,7 @@
     assert(MBB->isEHPad() == IsEHPad &&
            "EHPad mismatch between block and work list.");
 
-    BlockChain &SuccChain = *BlockToChain[MBB];
-    if (&SuccChain == &Chain)
-      continue;
-
-    assert(SuccChain.UnscheduledPredecessors == 0 &&
+    assert(BlockToChain[MBB]->UnscheduledPredecessors == 0 &&
            "Found CFG-violating block");
 
     BlockFrequency CandidateFreq = MBFI->getBlockFreq(MBB);


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