Error: [internal compiler error] resolve: can't resolve unknown type-variable: #t

        Call history:

        <syntax>          (eq? #t (pv1 #f))
        <syntax>          (pv1 #f)
        <syntax>          (##core#undefined)
        <syntax>          (##sys#error "(lolevel-tests.scm:279) assertion failed" (##core#quote (eq? #t (pv1 #f))))
        <syntax>          (##core#quote (eq? #t (pv1 #f)))
        <syntax>          (define p (pv2 pv #t))
        <syntax>          (##core#set! p (pv2 pv #t))
        <syntax>          (pv2 pv #t)
        <syntax>          (assert (pointer=? p (pv2 pv #f)))
        <syntax>          (##core#if (##core#check (pointer=? p (pv2 pv #f))) (##core#undefined) (##sys#error "(lolevel-tests....
        <syntax>          (##core#check (pointer=? p (pv2 pv #f)))
        <syntax>          (pointer=? p (pv2 pv #f))
        <syntax>          (pv2 pv #f)
        <syntax>          (##core#undefined)
        <syntax>          (##sys#error "(lolevel-tests.scm:281) assertion failed" (##core#quote (pointer=? p (pv2 pv #f))))
        <syntax>          (##core#quote (pointer=? p (pv2 pv #f)))      <--

Error: shell command terminated with non-zero exit status 17920: ../chicken lolevel-tests.scm -output-file a.c -scrutinize -verbose -include-path ..