[PATCH] D99441: [CSSPGO][NFC] Fix a debug dump issue.

[Hongtao Yu via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG12ac0403b1d9: [CSSPGO][NFC] Fix a debug dump issue. (authored by hoy).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D99441/new/

https://reviews.llvm.org/D99441

Files:
  llvm/lib/Transforms/IPO/SampleContextTracker.cpp


Index: llvm/lib/Transforms/IPO/SampleContextTracker.cpp
===================================================================
--- llvm/lib/Transforms/IPO/SampleContextTracker.cpp
+++ llvm/lib/Transforms/IPO/SampleContextTracker.cpp
@@ -542,8 +542,11 @@
   } else {
     // Destination node exists, merge samples for the context tree
     mergeContextNode(FromNode, *ToNode, ContextStrToRemove);
-    LLVM_DEBUG(dbgs() << "  Context promoted and merged to: "
-                      << ToNode->getFunctionSamples()->getContext() << "\n");
+    LLVM_DEBUG({
+      if (ToNode->getFunctionSamples())
+        dbgs() << "  Context promoted and merged to: "
+               << ToNode->getFunctionSamples()->getContext() << "\n";
+    });
 
     // Recursively promote and merge children
     for (auto &It : FromNode.getAllChildContext()) {


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