--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/g++.dg/ext/complit16.C Thu Feb 13 11:34:05 2020 +0900 @@ -0,0 +1,5 @@ +// { dg-options "" } + +template <int = (struct A{int i;}){42}.i> struct B{}; // { dg-error "" } + +B<0> b;