From 41e90bcb77a266f15d891127f4bd67a78c56b76a Mon Sep 17 00:00:00 2001
From: Ilya Biryukov <ibiryukov@google.com>
Date: Fri, 15 Dec 2017 11:27:51 +0000
Subject: [clang] Add PPCallbacks list to preprocessor when building a
 preacompiled preamble.

Summary:
Revision D38639 needs this commit in order to properly make open
definition calls on include statements work.

Patch by William Enright.

Reviewers: malaperle, krasimir, bkramer, ilya-biryukov

Reviewed By: malaperle, ilya-biryukov

Subscribers: cfe-commits, arphaman, ilya-biryukov

Differential Revision: https://reviews.llvm.org/D39375

llvm-svn: 320804
---
 clang/lib/Frontend/ASTUnit.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

(limited to 'clang/lib/Frontend/ASTUnit.cpp')

diff --git a/clang/lib/Frontend/ASTUnit.cpp b/clang/lib/Frontend/ASTUnit.cpp
index f7da9b90475..1160df15a92 100644
--- a/clang/lib/Frontend/ASTUnit.cpp
+++ b/clang/lib/Frontend/ASTUnit.cpp
@@ -970,9 +970,8 @@ public:
     }
   }
 
-  void HandleMacroDefined(const Token &MacroNameTok,
-                          const MacroDirective *MD) override {
-    AddDefinedMacroToHash(MacroNameTok, Hash);
+  std::unique_ptr<PPCallbacks> createPPCallbacks() override {
+    return llvm::make_unique<MacroDefinitionTrackerPPCallbacks>(Hash);
   }
 
 private:
-- 
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