operations in the abstract syntax

testsuite/compiler/check/abstract-operations/abstract-operations.gfs

@@ -0,0 +1,5 @@
+-- here we test that the abstract operations are not used for proof search
+
+i testsuite\compiler\check\abstract-operations\Nat.gf
+gt -cat=Nat -number=10 -depth=10
+pt -compute (twice (succ zero))