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* numeric.c (rb_num2ull): Cast double to unsigned LONG_LONG via

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LONG_LONG instead of double to unsigned LONG_LONG directly.
  This is a challenge to fix a test_num2ull(TestNum2int)
  failure (NUM2ULL(-1.0) should be "18446744073709551615" but was "0")
  on Mac OS X with 32bit clang.
  http://a.mrkn.jp/~mrkn/chkbuild/mountain_lion/ruby-trunk-m32-o0/log/20130328T191100Z.diff.html.gz


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@39991 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2013-03-28 21:49:55 +00:00
parent 023c7f6a37
commit 1950c1ce6c
2 changed files with 10 additions and 1 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
Fri Mar 29 06:39:42 2013 Tanaka Akira <akr@fsij.org>
* numeric.c (rb_num2ull): Cast double to unsigned LONG_LONG via
LONG_LONG instead of double to unsigned LONG_LONG directly.
This is a challenge to fix a test_num2ull(TestNum2int)
failure (NUM2ULL(-1.0) should be "18446744073709551615" but was "0")
on Mac OS X with 32bit clang.
http://a.mrkn.jp/~mrkn/chkbuild/mountain_lion/ruby-trunk-m32-o0/log/20130328T191100Z.diff.html.gz
Fri Mar 29 00:54:54 2013 Nobuyoshi Nakada <nobu@ruby-lang.org> Fri Mar 29 00:54:54 2013 Nobuyoshi Nakada <nobu@ruby-lang.org>
* lib/mkmf.rb (MAIN_DOES_NOTHING): ensure symbols for tests to be * lib/mkmf.rb (MAIN_DOES_NOTHING): ensure symbols for tests to be

2
numeric.c
View file

@ -2258,7 +2258,7 @@ rb_num2ull(VALUE val)
case T_FLOAT: case T_FLOAT:
if (RFLOAT_VALUE(val) < ULLONG_MAX_PLUS_ONE if (RFLOAT_VALUE(val) < ULLONG_MAX_PLUS_ONE
&& LLONG_MIN_MINUS_ONE_IS_LESS_THAN(RFLOAT_VALUE(val))) { && LLONG_MIN_MINUS_ONE_IS_LESS_THAN(RFLOAT_VALUE(val))) {
return (unsigned LONG_LONG)(RFLOAT_VALUE(val)); return (unsigned LONG_LONG)(LONG_LONG)(RFLOAT_VALUE(val));
} }
else { else {
char buf[24]; char buf[24];