Do not reset TUScope when we are in incremental processing mode.

Patch by Axel Naumann!

Reviewed by Richard Smith and me.

llvm-svn: 284372

1 files changed, 4 insertions, 2 deletions

diff --git a/clang/lib/Sema/Sema.cpp b/clang/lib/Sema/Sema.cpp
index fac608de6fd..2a3be84263c 100644
--- a/clang/lib/Sema/Sema.cpp
+++ b/clang/lib/Sema/Sema.cpp
@@ -708,7 +708,8 @@ void Sema::ActOnEndOfTranslationUnit() {
 
   if (TUKind == TU_Prefix) {
     // Translation unit prefixes don't need any of the checking below.
-    TUScope = nullptr;
+    if (!PP.isIncrementalProcessingEnabled())
+      TUScope = nullptr;
     return;
   }
 
@@ -908,7 +909,8 @@ void Sema::ActOnEndOfTranslationUnit() {
   assert(ParsingInitForAutoVars.empty() &&
          "Didn't unmark var as having its initializer parsed");
 
-  TUScope = nullptr;
+  if (!PP.isIncrementalProcessingEnabled())
+    TUScope = nullptr;
 }