From 8f876d5105507f874c0fb86bc779c9853eab3fe2 Mon Sep 17 00:00:00 2001
From: Sam McCall <sam.mccall@gmail.com>
Date: Mon, 16 Dec 2019 15:57:43 +0100
Subject: Revert "[clangd] Reapply b60896fad926 Fall back to selecting
 token-before-cursor if token-after-cursor fails."

This reverts commit 2500a8d5d8813a3e31fc9ba8dd45e211439a1e3d.
---
 clang-tools-extra/clangd/XRefs.cpp | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

(limited to 'clang-tools-extra/clangd/XRefs.cpp')

diff --git a/clang-tools-extra/clangd/XRefs.cpp b/clang-tools-extra/clangd/XRefs.cpp
index 170637b596d..b16e7080aa6 100644
--- a/clang-tools-extra/clangd/XRefs.cpp
+++ b/clang-tools-extra/clangd/XRefs.cpp
@@ -131,16 +131,15 @@ SymbolLocation getPreferredLocation(const Location &ASTLoc,
 
 std::vector<const Decl *> getDeclAtPosition(ParsedAST &AST, SourceLocation Pos,
                                             DeclRelationSet Relations) {
-  unsigned Offset = AST.getSourceManager().getDecomposedSpellingLoc(Pos).second;
+  FileID FID;
+  unsigned Offset;
+  std::tie(FID, Offset) = AST.getSourceManager().getDecomposedSpellingLoc(Pos);
+  SelectionTree Selection(AST.getASTContext(), AST.getTokens(), Offset);
   std::vector<const Decl *> Result;
-  SelectionTree::createEach(AST.getASTContext(), AST.getTokens(), Offset,
-                            Offset, [&](SelectionTree ST) {
-                              if (const SelectionTree::Node *N =
-                                      ST.commonAncestor())
-                                llvm::copy(targetDecl(N->ASTNode, Relations),
-                                           std::back_inserter(Result));
-                              return !Result.empty();
-                            });
+  if (const SelectionTree::Node *N = Selection.commonAncestor()) {
+    auto Decls = targetDecl(N->ASTNode, Relations);
+    Result.assign(Decls.begin(), Decls.end());
+  }
   return Result;
 }
 
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