Index: lib/Object/COFFModuleDefinition.cpp
===================================================================
--- lib/Object/COFFModuleDefinition.cpp
+++ lib/Object/COFFModuleDefinition.cpp
@@ -250,7 +250,10 @@
     for (;;) {
       read();
       if (Tok.K == Identifier && Tok.Value[0] == '@') {
-        if (Tok.Value.drop_front().getAsInteger(10, E.Ordinal)) {
+        if (Tok.Value == "@") {
+          read();
+          Tok.Value.getAsInteger(10, E.Ordinal);
+        } else if (Tok.Value.drop_front().getAsInteger(10, E.Ordinal)) {
           // Not an ordinal modifier at all, but the next export (fastcall
           // decorated) - complete the current one.
           unget();