From a622484fa64e03a45832a95cda1ba61d512244a0 Mon Sep 17 00:00:00 2001
From: Ilya Biryukov <ibiryukov@google.com>
Date: Mon, 26 Nov 2018 15:24:48 +0000
Subject: [Index] Expose USR generation for types

Summary: Used in clangd.

Reviewers: sammccall, ioeric

Reviewed By: sammccall

Subscribers: kadircet, cfe-commits

Differential Revision: https://reviews.llvm.org/D52275

llvm-svn: 347558
---
 clang/lib/Index/USRGeneration.cpp | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'clang/lib/Index')

diff --git a/clang/lib/Index/USRGeneration.cpp b/clang/lib/Index/USRGeneration.cpp
index b75aa252175..2c3c1867028 100644
--- a/clang/lib/Index/USRGeneration.cpp
+++ b/clang/lib/Index/USRGeneration.cpp
@@ -1105,6 +1105,17 @@ bool clang::index::generateUSRForMacro(StringRef MacroName, SourceLocation Loc,
   return false;
 }
 
+bool clang::index::generateUSRForType(QualType T, ASTContext &Ctx,
+                                      SmallVectorImpl<char> &Buf) {
+  if (T.isNull())
+    return true;
+  T = T.getCanonicalType();
+
+  USRGenerator UG(&Ctx, Buf);
+  UG.VisitType(T);
+  return UG.ignoreResults();
+}
+
 bool clang::index::generateFullUSRForModule(const Module *Mod,
                                             raw_ostream &OS) {
   if (!Mod->Parent)
-- 
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