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* complex.c (f_complex_polar): simple bug reproduced only when y is

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a float but x is not a float.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50601 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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usa 2015-05-22 11:57:43 +00:00
parent 46c64caff6
commit b53d547f38
3 changed files with 7 additions and 1 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
Fri May 22 20:56:33 2015 NAKAMURA Usaku <usa@ruby-lang.org>
* complex.c (f_complex_polar): simple bug reproduced only when y is
a float but x is not a float.
Fri May 22 19:42:06 2015 Nobuyoshi Nakada <nobu@ruby-lang.org>
* process.c (rb_spawn_process): do not discard global escape

2
complex.c
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@ -592,8 +592,8 @@ f_complex_polar(VALUE klass, VALUE x, VALUE y)
y = DBL2NUM(imag);
}
else {
y = f_mul(x, DBL2NUM(sin(arg)));
x = f_mul(x, DBL2NUM(cos(arg)));
y = f_mul(y, DBL2NUM(sin(arg)));
if (canonicalization && f_zero_p(y)) return x;
}
return nucomp_s_new_internal(klass, x, y);

1
test/ruby/test_complex.rb
View file

@ -212,6 +212,7 @@ class Complex_Test < Test::Unit::TestCase
def test_polar
assert_equal([1,2], Complex.polar(1,2).polar)
assert_equal(Complex.polar(1.0, Math::PI * 2 / 3), Complex.polar(1, Math::PI * 2 / 3))
end
def test_uplus