diff options
Diffstat (limited to 'ext/dl/cptr.c')
-rw-r--r-- | ext/dl/cptr.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/ext/dl/cptr.c b/ext/dl/cptr.c index d2fa07771..b7c27e9f9 100644 --- a/ext/dl/cptr.c +++ b/ext/dl/cptr.c @@ -318,9 +318,12 @@ VALUE rb_dlptr_cmp(VALUE self, VALUE other) { void *ptr1, *ptr2; + SIGNED_VALUE diff; ptr1 = rb_dlptr2cptr(self); ptr2 = rb_dlptr2cptr(other); - return PTR2NUM((long)ptr1 - (long)ptr2); + diff = (SIGNED_VALUE)ptr1 - (SIGNED_VALUE)ptr2; + if (!diff) return INT2FIX(0); + return diff > 0 ? INT2NUM(1) : INT2NUM(-1); } VALUE |