[PATCH] D39385: [BranchProbabilityInfo] Handle irreducible loops.

[Florian Hahn via Phabricator via llvm-commits]

fhahn added inline comments.


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Comment at: lib/Analysis/BranchProbabilityInfo.cpp:458
+    auto &SccHeaderMap = SccI.SccHeaders[SccNum];
+    auto SccHeaderMapIt = SccHeaderMap.find(BB);
+    if (SccHeaderMapIt == SccHeaderMap.end()) {
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Would it be possible to use insert here instead, to avoid doing another lookup at line 463?


https://reviews.llvm.org/D39385