diff options
author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-05-28 00:54:19 +0000 |
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committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2015-05-28 00:54:19 +0000 |
commit | ed737b87d46521e5bf082138f251eb3018966821 (patch) | |
tree | 57417318d6f1a03dcf075e15920c113eadf318a3 /numeric.c | |
parent | 3a312317e68a8365edbd71cda5729c3d08d27bbb (diff) |
merge revision(s) 49999,50000: [Backport #10979]
* hash.c (rb_any_hash): use same hash values with Float#hash so
that -0.0 and +0.0 will be identical.
[ruby-core:68541] [Bug #10979]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_1@50655 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'numeric.c')
-rw-r--r-- | numeric.c | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -1110,10 +1110,14 @@ flo_eq(VALUE x, VALUE y) static VALUE flo_hash(VALUE num) { - double d; + return rb_dbl_hash(RFLOAT_VALUE(num)); +} + +VALUE +rb_dbl_hash(double d) +{ st_index_t hash; - d = RFLOAT_VALUE(num); /* normalize -0.0 to 0.0 */ if (d == 0.0) d = 0.0; hash = rb_memhash(&d, sizeof(d)); |