isExpression with bool template parameter

[cal]

On Tuesday, 26 March 2013 at 06:15:54 UTC, cal wrote:
> static if (is(S!(int, 5) _  : S!(U), U...))  // line B, fail
>    pragma(msg, U.stringof); // tuple(int, 5);

oops the '// line B, fail' should not be there