[PATCH] D154922: [BOLT] fix the endless loop of --iterative-guess

[yinchengwu via Phabricator via llvm-commits]

maipianworni updated this revision to Diff 547059.

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D154922/new/

https://reviews.llvm.org/D154922

Files:
  bolt/lib/Passes/MCF.cpp


Index: bolt/lib/Passes/MCF.cpp
===================================================================
--- bolt/lib/Passes/MCF.cpp
+++ bolt/lib/Passes/MCF.cpp
@@ -264,6 +264,7 @@
       continue;
 
     Pred->getBranchInfo(*BB).Count = Guessed;
+    GuessedArcs.insert(std::make_pair(Pred, BB));
     return true;
   }
   llvm_unreachable("Expected unguessed arc");


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