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{Fixnum,Bignum}#<< is unified into Integer.

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* numeric.c (rb_int_lshift): {Fixnum,Bignum}#<< is unified into
  Integer.

* bignum.c (rb_big_lshift): Don't define Bignum#<<.

* internal.h (rb_big_lshift): Declared.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@54782 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
akr 2016-04-26 12:23:05 +00:00
parent 69fbb21c12
commit 06ca50338b
3 changed files with 29 additions and 9 deletions
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28
numeric.c
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@ -3936,13 +3936,6 @@ fix_xor(VALUE x, VALUE y)
return rb_funcall(x, '^', 1, y);
}
/*
* call-seq:
* fix << count -> integer
*
* Shifts +fix+ left +count+ positions, or right if +count+ is negative.
*/
static VALUE
rb_fix_lshift(VALUE x, VALUE y)
{
@ -3968,6 +3961,25 @@ fix_lshift(long val, unsigned long width)
return LONG2NUM(val);
}
/*
* call-seq:
* fix << count -> integer
*
* Shifts +fix+ left +count+ positions, or right if +count+ is negative.
*/
static VALUE
rb_int_lshift(VALUE x, VALUE y)
{
if (FIXNUM_P(x)) {
return rb_fix_lshift(x, y);
}
else if (RB_TYPE_P(x, T_BIGNUM)) {
return rb_big_lshift(x, y);
}
return Qnil;
}
static VALUE
rb_fix_rshift(VALUE x, VALUE y)
{
@ -4693,7 +4705,7 @@ Init_Numeric(void)
rb_define_method(rb_cFixnum, "^", fix_xor, 1);
rb_define_method(rb_cFixnum, "[]", fix_aref, 1);
rb_define_method(rb_cFixnum, "<<", rb_fix_lshift, 1);
rb_define_method(rb_cInteger, "<<", rb_int_lshift, 1);
rb_define_method(rb_cInteger, ">>", rb_int_rshift, 1);
rb_define_method(rb_cInteger, "size", int_size, 0);