1 files changed, 5 insertions, 0 deletions
diff --git a/test.cc b/test.cc
index d22bc24..a96cb7a 100644
--- a/test.cc
+++ b/test.cc
@@ -259,6 +259,11 @@ int main() {
 
 			chkeq(opt.chk(),true);
 			chkeq(opt.exp(fun,"expectation failed"),-0x45);
+
+			::zp::opt<::zp::i8s> const optasg = opt;
+
+			chkeq(optasg.chk(),true);
+			chkeq(optasg.exp(fun,"expectation failed"),-0x45);
 		}();
 
 		[&] {