Clear the LV cache when setting the instantiated from link.

Fixes pr14835.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@171857 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 13 insertions, 0 deletions

diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp
index 426e67cc79..dc398f36ec 100644
--- a/lib/AST/ASTContext.cpp
+++ b/lib/AST/ASTContext.cpp
@@ -949,6 +949,7 @@ ASTContext::setInstantiatedFromStaticDataMember(VarDecl *Inst, VarDecl *Tmpl,
          "Already noted what static data member was instantiated from");
   InstantiatedFromStaticDataMember[Inst] 
     = new (*this) MemberSpecializationInfo(Tmpl, TSK, PointOfInstantiation);
+  Inst->ClearLVCache();
 }
 
 FunctionDecl *ASTContext::getClassScopeSpecializationPattern(
diff --git a/test/SemaCXX/visibility.cpp b/test/SemaCXX/visibility.cpp
new file mode 100644
index 0000000000..434b3c06c1
--- /dev/null
+++ b/test/SemaCXX/visibility.cpp
@@ -0,0 +1,12 @@
+// RUN: %clang_cc1 -fsyntax-only %s
+
+namespace test1 {
+  template <class C>
+  struct C2
+  {
+    static int p __attribute__((visibility("hidden")));
+  };
+  int f() {
+    return C2<int>::p;
+  }
+}