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* struct.c: accessing >10 member caused segmentation fault. [ruby-dev:26247]

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* test/ruby/test_struct.rb: test it.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@8546 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
aamine 2005-06-01 15:03:09 +00:00
parent a9543d64f1
commit 3aa5496c98
3 changed files with 23 additions and 2 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
Thu Jun 2 00:02:16 2005 Minero Aoki <aamine@loveruby.net>
* struct.c: accessing >10 member caused segmentation fault.
[ruby-dev:26247]
* test/ruby/test_struct.rb: test it.
Wed Jun 1 11:30:09 2005 Hirokazu Yamamoto <ocean@m2.ccsnet.ne.jp>
* bcc32/Makefile.sub: can use single quote character in DESTDIR.

6
struct.c
View file

@ -132,7 +132,9 @@ static VALUE rb_struct_ref7(obj) VALUE obj; {return RSTRUCT(obj)->ptr[7];}
static VALUE rb_struct_ref8(obj) VALUE obj; {return RSTRUCT(obj)->ptr[8];}
static VALUE rb_struct_ref9(obj) VALUE obj; {return RSTRUCT(obj)->ptr[9];}
static VALUE (*ref_func[10])() = {
#define N_REF_FUNC (sizeof(ref_func) / sizeof(VALUE (*)()))
static VALUE (*ref_func[])() = {
rb_struct_ref0,
rb_struct_ref1,
rb_struct_ref2,
@ -211,7 +213,7 @@ make_struct(name, members, klass)
for (i=0; i< RARRAY(members)->len; i++) {
ID id = SYM2ID(RARRAY(members)->ptr[i]);
if (rb_is_local_id(id) || rb_is_const_id(id)) {
if (i<sizeof(ref_func)) {
if (i < N_REF_FUNC) {
rb_define_method_id(nstr, id, ref_func[i], 0);
}
else {

12
test/ruby/test_struct.rb
View file

@ -21,4 +21,16 @@ class TestStruct < Test::Unit::TestCase
test.bar = 47
assert_equal(47, test.bar)
end
# [ruby-dev:26247] more than 10 struct members causes segmentation fault
def test_morethan10members
list = %w( a b c d e f g h i j k l m n o p )
until list.empty?
c = Struct.new(* list.map {|ch| ch.intern }).new
list.each do |ch|
c.__send__(ch)
end
list.pop
end
end
end