From 1d1130eea1c47da679ac423ccfcb1a9bcec1c937 Mon Sep 17 00:00:00 2001 From: usa Date: Fri, 31 Aug 2012 05:34:08 +0000 Subject: [PATCH] * ext/bigdecimal/bigdecimal.c (BigDecimal_to_f): use self's sign to determine 0.0 and Inf's sign instead of internal double value's. Reported by phasis68 (Heesob Park) at [ruby-core:47381] [Bug #6955] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36865 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ChangeLog | 6 ++++++ ext/bigdecimal/bigdecimal.c | 4 ++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/ChangeLog b/ChangeLog index b73dec7439..bd0dc77809 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +Fri Aug 31 14:32:05 2012 NAKAMURA Usaku + + * ext/bigdecimal/bigdecimal.c (BigDecimal_to_f): use self's sign to + determine 0.0 and Inf's sign instead of internal double value's. + Reported by phasis68 (Heesob Park) at [ruby-core:47381] [Bug #6955] + Fri Aug 31 14:31:17 2012 Nobuyoshi Nakada * template/id.h.tmpl, tool/id2token.rb: make id.h independent from diff --git a/ext/bigdecimal/bigdecimal.c b/ext/bigdecimal/bigdecimal.c index e8ba40a531..e798781b67 100644 --- a/ext/bigdecimal/bigdecimal.c +++ b/ext/bigdecimal/bigdecimal.c @@ -704,14 +704,14 @@ BigDecimal_to_f(VALUE self) overflow: VpException(VP_EXCEPTION_OVERFLOW, "BigDecimal to Float conversion", 0); - if (d > 0.0) + if (p->sign >= 0) return rb_float_new(VpGetDoublePosInf()); else return rb_float_new(VpGetDoubleNegInf()); underflow: VpException(VP_EXCEPTION_UNDERFLOW, "BigDecimal to Float conversion", 0); - if (d > 0.0) + if (p->sign >= 0) return rb_float_new(0.0); else return rb_float_new(-0.0);