[clang][extract-api] Don't emit symbols prefixed with an underscore

These symbols are understood to not be used for client API consumption by convention so they should not appear in the generated symbol graph. Differential Revision: https://reviews.llvm.org/D125678
llvm · May 25, 2022 · 504736c · 504736c
1 parent 23bb550
commit 504736c
Show file tree

Hide file tree

Showing 2 changed files with 401 additions and 0 deletions.
diff --git a/clang/lib/ExtractAPI/Serialization/SymbolGraphSerializer.cpp b/clang/lib/ExtractAPI/Serialization/SymbolGraphSerializer.cpp
@@ -467,6 +467,11 @@ bool SymbolGraphSerializer::shouldSkip(const APIRecord &Record) const {
   if (Record.Availability.isUnconditionallyUnavailable())
     return true;
 
+  // Filter out symbols prefixed with an underscored as they are understood to
+  // be symbols clients should not use.
+  if (Record.Name.startswith("_"))
+    return true;
+
   return false;
 }