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object.c: no TypeError at Symbol

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* object.c (special_object_p): uninterned Symbol also should not
  raise a TypeError but return itself instead, as well as interned
  Symbols.  [ruby-core:79216] [Bug #13145]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57407 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-01-23 06:16:04 +00:00
parent 5bb125c63e
commit 11e6bd5ac2
2 changed files with 5 additions and 0 deletions
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1
object.c
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@ -304,6 +304,7 @@ special_object_p(VALUE obj)
switch (BUILTIN_TYPE(obj)) { switch (BUILTIN_TYPE(obj)) {
case T_BIGNUM: case T_BIGNUM:
case T_FLOAT: case T_FLOAT:
case T_SYMBOL:
return TRUE; return TRUE;
default: default:
return FALSE; return FALSE;

4
test/ruby/test_object.rb
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@ -23,6 +23,8 @@ class TestObject < Test::Unit::TestCase
assert_equal true, true.dup assert_equal true, true.dup
assert_equal nil, nil.dup assert_equal nil, nil.dup
assert_equal false, false.dup assert_equal false, false.dup
x = :x; assert_equal x, x.dup
x = "bug13145".intern; assert_equal x, x.dup
x = 1 << 64; assert_equal x, x.dup x = 1 << 64; assert_equal x, x.dup
x = 1.72723e-77; assert_equal x, x.dup x = 1.72723e-77; assert_equal x, x.dup
@ -51,6 +53,8 @@ class TestObject < Test::Unit::TestCase
assert_equal true, true.clone assert_equal true, true.clone
assert_equal nil, nil.clone assert_equal nil, nil.clone
assert_equal false, false.clone assert_equal false, false.clone
x = :x; assert_equal x, x.dup
x = "bug13145".intern; assert_equal x, x.dup
x = 1 << 64; assert_equal x, x.clone x = 1 << 64; assert_equal x, x.clone
x = 1.72723e-77; assert_equal x, x.clone x = 1.72723e-77; assert_equal x, x.clone
assert_raise(ArgumentError) {1.clone(freeze: false)} assert_raise(ArgumentError) {1.clone(freeze: false)}