Sema-check virtual declarations. Complete dynamic_cast checking.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@58804 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/SemaNamedCast.cpp b/lib/Sema/SemaNamedCast.cpp
index 980e012..bf559d6 100644
--- a/lib/Sema/SemaNamedCast.cpp
+++ b/lib/Sema/SemaNamedCast.cpp
@@ -671,7 +671,12 @@
}
// C++ 5.2.7p6: Otherwise, v shall be [polymorphic].
- // FIXME: Information not yet available.
+ const RecordDecl *SrcDecl = SrcRecord->getDecl()->getDefinition(Context);
+ assert(SrcDecl && "Definition missing");
+ if (!cast<CXXRecordDecl>(SrcDecl)->isPolymorphic()) {
+ Diag(OpRange.getBegin(), diag::err_bad_dynamic_cast_not_polymorphic,
+ SrcPointee.getUnqualifiedType().getAsString(), SrcExpr->getSourceRange());
+ }
// Done. Everything else is run-time checks.
}