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thread.c: Thread.start with Symbol

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* thread.c (thread_do_start): fix segfault at start with Symbol.
  proc created by Symbol#to_proc does not have environment unless
  using refinements.  [ruby-core:80147] [Bug #13313]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57969 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-03-14 05:54:35 +00:00
parent c3f92cf213
commit 1943242a46
2 changed files with 10 additions and 1 deletions
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8
test/ruby/test_thread.rb
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@ -176,6 +176,14 @@ class TestThread < Test::Unit::TestCase
t2.kill if t2
end
def test_new_symbol_proc
bug = '[ruby-core:80147] [Bug #13313]'
assert_ruby_status([], "#{<<-"begin;"}\n#{<<-'end;'}", bug)
begin;
exit("1" == Thread.start(1, &:to_s).value)
end;
end
def test_join
t = Thread.new { sleep }
assert_nil(t.join(0.05))

3
thread.c
View File

@ -555,10 +555,11 @@ thread_do_start(rb_thread_t *th, VALUE args)
{
native_set_thread_name(th);
if (!th->first_func) {
const VALUE *ep = vm_proc_ep(th->first_proc);
rb_proc_t *proc;
GetProcPtr(th->first_proc, proc);
th->errinfo = Qnil;
th->root_lep = rb_vm_ep_local_ep(vm_proc_ep(th->first_proc));
th->root_lep = ep ? rb_vm_ep_local_ep(ep) : NULL;
th->root_svar = Qfalse;
EXEC_EVENT_HOOK(th, RUBY_EVENT_THREAD_BEGIN, th->self, 0, 0, 0, Qundef);
th->value = rb_vm_invoke_proc(th, proc,