[PATCH] D101750: [clangd] Find implementors only when index is present.

[Utkarsh Saxena via Phabricator via cfe-commits]

usaxena95 created this revision.
usaxena95 added a reviewer: sammccall.
Herald added subscribers: kadircet, arphaman.
usaxena95 requested review of this revision.
Herald added subscribers: cfe-commits, MaskRay, ilya-biryukov.
Herald added a project: clang-tools-extra.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D101750

Files:
  clang-tools-extra/clangd/XRefs.cpp


Index: clang-tools-extra/clangd/XRefs.cpp
===================================================================
--- clang-tools-extra/clangd/XRefs.cpp
+++ clang-tools-extra/clangd/XRefs.cpp
@@ -299,7 +299,7 @@
                                             RelationKind Predicate,
                                             const SymbolIndex *Index,
                                             llvm::StringRef MainFilePath) {
-  if (IDs.empty())
+  if (IDs.empty() || !Index)
     return {};
   static constexpr trace::Metric FindImplementorsMetric(
       "find_implementors", trace::Metric::Counter, "case");


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