From 9a5a6dddf910eedaf80458420d4089570dfa49b2 Mon Sep 17 00:00:00 2001
From: Rafael Espindola <rafael.espindola@gmail.com>
Date: Tue, 8 Jan 2013 04:04:30 +0000
Subject: Clear the LV cache when merging the availability attribute.

The availability implies default visibility, so it can change the computed
visibility.

llvm-svn: 171840
---
 clang/lib/Sema/SemaDecl.cpp | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'clang/lib/Sema/SemaDecl.cpp')

diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 84b0d3f36bf..3b37890f218 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -1790,12 +1790,16 @@ DeclHasAttr(const Decl *D, const Attr *A) {
 
 bool Sema::mergeDeclAttribute(Decl *D, InheritableAttr *Attr) {
   InheritableAttr *NewAttr = NULL;
-  if (AvailabilityAttr *AA = dyn_cast<AvailabilityAttr>(Attr))
+  if (AvailabilityAttr *AA = dyn_cast<AvailabilityAttr>(Attr)) {
     NewAttr = mergeAvailabilityAttr(D, AA->getRange(), AA->getPlatform(),
                                     AA->getIntroduced(), AA->getDeprecated(),
                                     AA->getObsoleted(), AA->getUnavailable(),
                                     AA->getMessage());
-  else if (VisibilityAttr *VA = dyn_cast<VisibilityAttr>(Attr)) {
+    if (NewAttr) {
+      NamedDecl *ND = cast<NamedDecl>(D);
+      ND->ClearLVCache();
+    }
+  } else if (VisibilityAttr *VA = dyn_cast<VisibilityAttr>(Attr)) {
     NewAttr = mergeVisibilityAttr(D, VA->getRange(), VA->getVisibility());
     if (NewAttr) {
       NamedDecl *ND = cast<NamedDecl>(D);
-- 
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