Detecting illegal instantiations of abstract types when using a function-style cast. Fixed PR12658.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@156271 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 1 deletions

diff --git a/lib/Sema/SemaCast.cpp b/lib/Sema/SemaCast.cpp
index c11c30aa17..dd5de02d15 100644
--- a/lib/Sema/SemaCast.cpp
+++ b/lib/Sema/SemaCast.cpp
@@ -1302,7 +1302,9 @@ TryStaticImplicitCast(Sema &Self, ExprResult &SrcExpr, QualType DestType,
                       CastKind &Kind, bool ListInitialization) {
   if (DestType->isRecordType()) {
     if (Self.RequireCompleteType(OpRange.getBegin(), DestType,
-                                 diag::err_bad_dynamic_cast_incomplete)) {
+                                 diag::err_bad_dynamic_cast_incomplete) ||
+        Self.RequireNonAbstractType(OpRange.getBegin(), DestType,

+                                    diag::err_allocation_of_abstract_type)) {
       msg = 0;
       return TC_Failed;
     }