Fix test and instrumentation_tools

Author: DinoV

Lib/test/test_free_threading/test_monitoring.py

@@ -219,7 +219,6 @@ def test_register_callback(self):
             self.assertEqual(ref(), None)
 
     def test_set_local_trace_opcodes(self):
-        return
         def trace(frame, event, arg):
             frame.f_trace_opcodes = True
             return trace
@@ -233,7 +232,7 @@ def f():
                     with l:
                         pass
 
-            t = threading.Thread(target=f)
+            t = Thread(target=f)
             t.start()
             for i in range(3000):
                 with l:

Python/instrumentation.c

@@ -1000,7 +1000,7 @@ instrumentation_cross_checks(PyInterpreterState *interp, PyCodeObject *code)
     return monitors_equals(code->_co_monitoring->active_monitors, expected);
 }
 
-static inline
+static
 int debug_check_sanity(PyInterpreterState *interp, PyCodeObject *code)
 {
     int res;
@@ -1690,11 +1690,8 @@ update_instrumentation_data(PyCodeObject *code, PyInterpreterState *interp)
                 PyErr_NoMemory();
                 return -1;
             }
-            // Initialize all of the instructions so if local events change while another thread is executing
-            // we know what the original opcode was.
             for (int i = 0; i < code_len; i++) {
-                int opcode = _PyCode_CODE(code)[i].op.code;
-                code->_co_monitoring->per_instruction_tools[i] = _PyOpcode_Deopt[opcode];
+                code->_co_monitoring->per_instruction_tools[i] = 0;
             }
         }
     }