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author | marcandre <marcandre@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-03-14 06:10:01 +0000 |
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committer | marcandre <marcandre@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-03-14 06:10:01 +0000 |
commit | 4c2e2d8bdefa8cd43adf1e28358353c1ded53049 (patch) | |
tree | 223830f7eec30a6ea0b2ba335c17547f3f7c51b7 /insns.def | |
parent | 092db4dcf0a6c9b0dc0408d4f29189754a07212e (diff) | |
download | ruby-4c2e2d8bdefa8cd43adf1e28358353c1ded53049.tar.gz |
* numeric.c: fix flodivmod for cornercases [Bug #6044]
add ruby_float_mod
* insns.def (opt_mod): use ruby_float_mod
* internal.h: declare ruby_float_mod
* test/ruby/test_float.rb: tests for above
* test/ruby/envutil.rb: create helper assert_is_minus_zero
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35013 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'insns.def')
-rw-r--r-- | insns.def | 18 |
1 files changed, 1 insertions, 17 deletions
@@ -1618,23 +1618,7 @@ opt_mod else if (HEAP_CLASS_OF(recv) == rb_cFloat && HEAP_CLASS_OF(obj) == rb_cFloat && BASIC_OP_UNREDEFINED_P(BOP_MOD, FLOAT_REDEFINED_OP_FLAG)) { - double x = RFLOAT_VALUE(recv); - double y = RFLOAT_VALUE(obj); - double div, mod; - - { - double z; - - modf(x / y, &z); - mod = x - z * y; - } - - div = (x - mod) / y; - if (y * mod < 0) { - mod += y; - div -= 1.0; - } - val = DBL2NUM(mod); + val = DBL2NUM(ruby_float_mod(RFLOAT_VALUE(recv), RFLOAT_VALUE(obj))); } else { goto INSN_LABEL(normal_dispatch); |