Give up support for cross-callcc set_trace_func.

* cont.c (cont_restore_thread): cause error if trace-status is changed.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66007 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 13 insertions, 4 deletions

diff --git a/test/ruby/test_continuation.rb b/test/ruby/test_continuation.rb
index a06ac98c8c..8c62d20840 100644
--- a/test/ruby/test_continuation.rb
+++ b/test/ruby/test_continuation.rb
@@ -88,11 +88,16 @@ class TestContinuation < Test::Unit::TestCase
           @memo += 1
           c = cont
           cont = nil
-          c.call(nil)
+          begin
+            c.call(nil)
+          rescue RuntimeError
+            set_trace_func(nil)
+          end
         end
       end
     end
     cont = callcc { |cc| cc }
+
     if cont
       set_trace_func(func)
     else
@@ -100,12 +105,12 @@ class TestContinuation < Test::Unit::TestCase
     end
   end
 
-  def test_tracing_with_set_trace_func
+  def _test_tracing_with_set_trace_func
     @memo = 0
     tracing_with_set_trace_func
     tracing_with_set_trace_func
     tracing_with_set_trace_func
-    assert_equal 3, @memo
+    assert_equal 0, @memo
   end
 
   def tracing_with_thread_set_trace_func
@@ -115,7 +120,11 @@ class TestContinuation < Test::Unit::TestCase
         @memo += 1
         c = cont
         cont = nil
-        c.call(nil)
+        begin
+          c.call(nil)
+        rescue RuntimeError
+          Thread.current.set_trace_func(nil)
+        end
       end
     end
     cont = callcc { |cc| cc }