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* numeric.c (bit_coerce): float should not be a valid operand of

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bitwise operations.  [ruby-dev:34583]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@16316 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
matz 2008-05-07 13:24:55 +00:00
parent 98ad274974
commit 10f263c10e
3 changed files with 17 additions and 8 deletions
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5
ChangeLog
View file

@ -4,6 +4,11 @@ Wed May 7 20:19:18 2008 NAKAMURA Usaku <usa@ruby-lang.org>
after Init_prelude() because cannot load encoding extensions before
it.
Wed May 7 20:00:21 2008 Yukihiro Matsumoto <matz@ruby-lang.org>
* numeric.c (bit_coerce): float should not be a valid operand of
bitwise operations. [ruby-dev:34583]
Wed May 7 19:35:29 2008 Yukihiro Matsumoto <matz@ruby-lang.org>
* thread.c (rb_thread_key_p): should always convert symbol to ID.

14
numeric.c
View file

@ -2636,9 +2636,12 @@ fix_rev(VALUE num)
}
static VALUE
fix_coerce(VALUE x)
bit_coerce(VALUE x)
{
while (!FIXNUM_P(x) && TYPE(x) != T_BIGNUM) {
if (TYPE(x) == T_FLOAT) {
rb_raise(rb_eTypeError, "can't convert Float into Integer");
}
x = rb_to_int(x);
}
return x;
@ -2656,7 +2659,7 @@ fix_and(VALUE x, VALUE y)
{
long val;
if (!FIXNUM_P(y = fix_coerce(y))) {
if (!FIXNUM_P(y = bit_coerce(y))) {
return rb_big_and(y, x);
}
val = FIX2LONG(x) & FIX2LONG(y);
@ -2675,7 +2678,7 @@ fix_or(VALUE x, VALUE y)
{
long val;
if (!FIXNUM_P(y = fix_coerce(y))) {
if (!FIXNUM_P(y = bit_coerce(y))) {
return rb_big_or(y, x);
}
val = FIX2LONG(x) | FIX2LONG(y);
@ -2694,7 +2697,7 @@ fix_xor(VALUE x, VALUE y)
{
long val;
if (!FIXNUM_P(y = fix_coerce(y))) {
if (!FIXNUM_P(y = bit_coerce(y))) {
return rb_big_xor(y, x);
}
val = FIX2LONG(x) ^ FIX2LONG(y);
@ -2791,7 +2794,8 @@ fix_aref(VALUE fix, VALUE idx)
long val = FIX2LONG(fix);
long i;
if (!FIXNUM_P(idx = fix_coerce(idx))) {
idx = rb_to_int(idx);
if (!FIXNUM_P(idx)) {
idx = rb_big_norm(idx);
if (!FIXNUM_P(idx)) {
if (!RBIGNUM_SIGN(idx) || val >= 0)

6
test/ruby/test_numeric.rb
View file

@ -201,9 +201,9 @@ class TestNumeric < Test::Unit::TestCase
def test_num2long
assert_raise(TypeError) { 1 & nil }
assert_equal(1, 1 & 1.0)
assert_equal(0, 1 & 2147483648.0)
assert_equal(0, 1 & 9223372036854777856.0)
assert_raise(TypeError) { 1 & 1.0 }
assert_raise(TypeError) { 1 & 2147483648.0 }
assert_raise(TypeError) { 1 & 9223372036854777856.0 }
o = Object.new
def o.to_int; 1; end
assert_equal(1, 1 & o)