[Lldb-commits] [PATCH] D156970: Fix crash in lldb-vscode when missing function name

[Tom Yang via Phabricator via lldb-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG9a3f0cd717f6: Fix crash in lldb-vscode when missing function name (authored by zhyty).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D156970/new/

https://reviews.llvm.org/D156970

Files:
  lldb/tools/lldb-vscode/JSONUtils.cpp


Index: lldb/tools/lldb-vscode/JSONUtils.cpp
===================================================================
--- lldb/tools/lldb-vscode/JSONUtils.cpp
+++ lldb/tools/lldb-vscode/JSONUtils.cpp
@@ -696,7 +696,11 @@
   int64_t frame_id = MakeVSCodeFrameID(frame);
   object.try_emplace("id", frame_id);
 
-  std::string frame_name = frame.GetDisplayFunctionName();
+  // `function_name` can be a nullptr, which throws an error when assigned to an
+  // `std::string`.
+  const char *function_name = frame.GetDisplayFunctionName();
+  std::string frame_name =
+      function_name == nullptr ? std::string() : function_name;
   if (frame_name.empty())
     frame_name = "<unknown>";
   bool is_optimized = frame.GetFunction().GetIsOptimized();


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