[ruby-core:124388] [Ruby Bug#21814] 0.pow(2,-9999999999999999990) should be zero
Issue #21814 has been reported by matz (Yukihiro Matsumoto). ---------------------------------------- Bug #21814: 0.pow(2,-9999999999999999990) should be zero https://bugs.ruby-lang.org/issues/21814 * Author: matz (Yukihiro Matsumoto) * Status: Open * Target version: 4.0 * ruby -v: 4.1dev * Backport: 3.2: UNKNOWN, 3.3: UNKNOWN, 3.4: UNKNOWN, 4.0: UNKNOWN ---------------------------------------- When I try `0.pow(2,-9999999999999999990)`, irb prints `-9999999999999999990`, but I think no matter what you divide zero by, the modulo should be zero. Matz. -- https://bugs.ruby-lang.org/
Issue #21814 has been updated by nobu (Nobuyoshi Nakada). [GH-15771](https://github.com/ruby/ruby/pull/15771) ---------------------------------------- Bug #21814: 0.pow(2,-9999999999999999990) should be zero https://bugs.ruby-lang.org/issues/21814#change-115902 * Author: matz (Yukihiro Matsumoto) * Status: Open * Target version: 4.0 * ruby -v: 4.1dev * Backport: 3.2: REQUIRED, 3.3: REQUIRED, 3.4: REQUIRED, 4.0: REQUIRED ---------------------------------------- When I try `0.pow(2,-9999999999999999990)`, irb prints `-9999999999999999990`, but I think no matter what you divide zero by, the modulo should be zero. Matz. -- https://bugs.ruby-lang.org/
Issue #21814 has been updated by k0kubun (Takashi Kokubun). Backport changed from 3.2: REQUIRED, 3.3: REQUIRED, 3.4: REQUIRED, 4.0: REQUIRED to 3.2: REQUIRED, 3.3: REQUIRED, 3.4: REQUIRED, 4.0: DONE ruby_4_0 commit:893dcb5f25cbb0574ae73aa8fc926fd26750a27f merged revision(s) commit:19e539c9ee1701b34189fa0c1feb942adeb0e326. ---------------------------------------- Bug #21814: 0.pow(2,-9999999999999999990) should be zero https://bugs.ruby-lang.org/issues/21814#change-116042 * Author: matz (Yukihiro Matsumoto) * Status: Closed * Target version: 4.0 * ruby -v: 4.1dev * Backport: 3.2: REQUIRED, 3.3: REQUIRED, 3.4: REQUIRED, 4.0: DONE ---------------------------------------- When I try `0.pow(2,-9999999999999999990)`, irb prints `-9999999999999999990`, but I think no matter what you divide zero by, the modulo should be zero. Matz. -- https://bugs.ruby-lang.org/
Issue #21814 has been updated by nagachika (Tomoyuki Chikanaga). Backport changed from 3.2: REQUIRED, 3.3: REQUIRED, 3.4: REQUIRED, 4.0: DONE to 3.2: REQUIRED, 3.3: REQUIRED, 3.4: DONE, 4.0: DONE ruby_3_4 commit:8fa17ea3b2c857369c808a4384ff7ff8174d69f8 merged revision(s) commit:19e539c9ee1701b34189fa0c1feb942adeb0e326. ---------------------------------------- Bug #21814: 0.pow(2,-9999999999999999990) should be zero https://bugs.ruby-lang.org/issues/21814#change-116207 * Author: matz (Yukihiro Matsumoto) * Status: Closed * Target version: 4.0 * ruby -v: 4.1dev * Backport: 3.2: REQUIRED, 3.3: REQUIRED, 3.4: DONE, 4.0: DONE ---------------------------------------- When I try `0.pow(2,-9999999999999999990)`, irb prints `-9999999999999999990`, but I think no matter what you divide zero by, the modulo should be zero. Matz. -- https://bugs.ruby-lang.org/
Issue #21814 has been updated by hsbt (Hiroshi SHIBATA). Backport changed from 3.2: REQUIRED, 3.3: REQUIRED, 3.4: DONE, 4.0: DONE to 3.2: REQUIRED, 3.3: DONE, 3.4: DONE, 4.0: DONE ruby_3_3 commit:ae1003f22bf7a24803912cb42e715fad950866ed merged revision(s) commit:19e539c9ee1701b34189fa0c1feb942adeb0e326. ---------------------------------------- Bug #21814: 0.pow(2,-9999999999999999990) should be zero https://bugs.ruby-lang.org/issues/21814#change-116824 * Author: matz (Yukihiro Matsumoto) * Status: Closed * Target version: 4.0 * ruby -v: 4.1dev * Backport: 3.2: REQUIRED, 3.3: DONE, 3.4: DONE, 4.0: DONE ---------------------------------------- When I try `0.pow(2,-9999999999999999990)`, irb prints `-9999999999999999990`, but I think no matter what you divide zero by, the modulo should be zero. Matz. -- https://bugs.ruby-lang.org/
participants (5)
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hsbt (Hiroshi SHIBATA) -
k0kubun (Takashi Kokubun)
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matz (Yukihiro Matsumoto)
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nagachika (Tomoyuki Chikanaga)
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nobu (Nobuyoshi Nakada)