diff options
author | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2006-09-21 22:52:38 +0000 |
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committer | matz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2006-09-21 22:52:38 +0000 |
commit | 51281b961be085be5a29088ada5118699035306b (patch) | |
tree | d5adc6176aa167e868d3c6081e794238b98251ac | |
parent | 5b950717b7bbcf8fa3b9362060c02badd87d2b5a (diff) |
* bignum.c (rb_big_hash): use rb_memhash().
* numeric.c (flo_hash): simplified. klass need not to affect
resulting hash value.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@10992 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
-rw-r--r-- | ChangeLog | 7 | ||||
-rw-r--r-- | bignum.c | 10 | ||||
-rw-r--r-- | numeric.c | 4 |
3 files changed, 11 insertions, 10 deletions
@@ -1,3 +1,10 @@ +Fri Sep 22 06:53:22 2006 Yukihiro Matsumoto <[email protected]> + + * bignum.c (rb_big_hash): use rb_memhash(). + + * numeric.c (flo_hash): simplified. klass need not to affect + resulting hash value. + Fri Sep 22 02:06:26 2006 Nobuyoshi Nakada <[email protected]> * .cvsignore: ignore timestamp files and installed list file. @@ -1887,14 +1887,10 @@ rb_big_aref(VALUE x, VALUE y) static VALUE rb_big_hash(VALUE x) { - long i, len, key; - BDIGIT *digits; + int hash; - key = 0; digits = BDIGITS(x); len = RBIGNUM(x)->len; - for (i=0; i<len; i++) { - key ^= *digits++; - } - return LONG2FIX(key); + hash = rb_memhash(BDIGITS(x), BITSPERDIG*RBIGNUM(x)->len) ^ RBIGNUM(x)->sign; + return INT2FIX(hash); } /* @@ -839,9 +839,7 @@ flo_hash(VALUE num) int hash; d = RFLOAT(num)->value; - if (d == 0) d = fabs(d); - hash = rb_memhash(&d, sizeof(d)) ^ RBASIC(num)->klass; - if (hash < 0) hash = -hash; + hash = rb_memhash(&d, sizeof(d)); return INT2FIX(hash); } |