[Support] Add ErrorInfo::ID static member definition.

Somehow this got dropped in an earlier patch.

llvm-svn: 264341

diff --git a/llvm/include/llvm/Support/Error.h b/llvm/include/llvm/Support/Error.h
index ed3d407..14d7ab0 100644 (file)
--- a/llvm/include/llvm/Support/Error.h
+++ b/llvm/include/llvm/Support/Error.h
@@ -291,6 +291,9 @@ private:
   static char ID;
 };
 
+template <typename ThisErrT, typename ParentErrT>
+char ErrorInfo<ThisErrT, ParentErrT>::ID = 0;
+
 /// Special ErrorInfo subclass representing a list of ErrorInfos.
 /// Instances of this class are constructed by joinError.
 class ErrorList final : public ErrorInfo<ErrorList> {