[Lldb-commits] [PATCH] D154026: [lldb-vscode] Adjusting CreateSource to detect compiler generated frames.

[John Harrison via Phabricator via lldb-commits]

ashgti created this revision.
Herald added a project: All.
ashgti requested review of this revision.
Herald added a project: LLDB.
Herald added a subscriber: lldb-commits.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D154026

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
@@ -613,7 +613,9 @@
 llvm::json::Value CreateSource(lldb::SBFrame &frame, int64_t &disasm_line) {
   disasm_line = 0;
   auto line_entry = frame.GetLineEntry();
-  if (line_entry.GetFileSpec().IsValid())
+  // A line entry of 0 indicates the line is compiler generated i.e. no source
+  // file so don't return early with the line entry.
+  if (line_entry.GetFileSpec().IsValid() && line_entry.GetLine() != 0)
     return CreateSource(line_entry);
 
   llvm::json::Object object;
@@ -650,7 +652,11 @@
   }
   const auto num_insts = insts.GetSize();
   if (low_pc != LLDB_INVALID_ADDRESS && num_insts > 0) {
-    EmplaceSafeString(object, "name", frame.GetFunctionName());
+    if (line_entry.GetLine() == 0) {
+      EmplaceSafeString(object, "name", "<compiler-generated>");
+    } else {
+      EmplaceSafeString(object, "name", frame.GetDisplayFunctionName());
+    }
     SourceReference source;
     llvm::raw_string_ostream src_strm(source.content);
     std::string line;


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