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nil is null, whee

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* libguile/pairs.h (scm_is_null): Nil is also null.

* libguile/vm-i-scheme.c (not, not-not, null?, not-null?):
* libguile/vm-i-system.c (br-if-null, br-if-not-null): Remove some more
  nil special cases.
This commit is contained in:
Andy Wingo 2010-03-23 20:29:22 +01:00
parent d38b431ace
commit 2533f10b40
3 changed files with 8 additions and 8 deletions
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4
libguile/vm-i-system.c
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@ -506,12 +506,12 @@ VM_DEFINE_INSTRUCTION (39, br_if_not_eq, "br-if-not-eq", 3, 0, 0)
VM_DEFINE_INSTRUCTION (40, br_if_null, "br-if-null", 3, 0, 0)
{
BR (scm_is_null_or_nil (*sp));
BR (scm_is_null (*sp));
}
VM_DEFINE_INSTRUCTION (41, br_if_not_null, "br-if-not-null", 3, 0, 0)
{
BR (!scm_is_null_or_nil (*sp));
BR (!scm_is_null (*sp));
}