Add rule_in_var.mk test

Also now runtest.rb supports expected failure.
3 files changed
tree: 72a1b372a414c59a68e7671ae20ad4e1f4a647b4
  1. test/
  2. ast.go
  3. eval.go
  4. exec.go
  5. log.go
  6. main.go
  7. Makefile
  8. parser.go
  9. runtest.rb