[PATCH] D156411: [clang][dataflow] HTMLLogger: Don't crash if CFG contains unreachable blocks.

[Martin Böhme via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG771d7d71df41: [clang][dataflow] HTMLLogger: Don't crash if CFG contains unreachable blocks. (authored by mboehme).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D156411/new/

https://reviews.llvm.org/D156411

Files:
  clang/lib/Analysis/FlowSensitive/HTMLLogger.cpp


Index: clang/lib/Analysis/FlowSensitive/HTMLLogger.cpp
===================================================================
--- clang/lib/Analysis/FlowSensitive/HTMLLogger.cpp
+++ clang/lib/Analysis/FlowSensitive/HTMLLogger.cpp
@@ -462,8 +462,9 @@
       GraphS << "  " << blockID(I) << " [id=" << blockID(I) << "]\n";
     for (const auto *Block : CFG) {
       for (const auto &Succ : Block->succs()) {
-        GraphS << "  " << blockID(Block->getBlockID()) << " -> "
-               << blockID(Succ.getReachableBlock()->getBlockID()) << "\n";
+        if (Succ.getReachableBlock())
+          GraphS << "  " << blockID(Block->getBlockID()) << " -> "
+                 << blockID(Succ.getReachableBlock()->getBlockID()) << "\n";
       }
     }
     GraphS << "}\n";


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