Merge branch 'main' into cythonize

Author: P403n1x87

src/bytecode/bytecode.py

@@ -164,12 +164,6 @@ def legalize(self) -> None:
         for i in reversed(lineno_pos):
             del self[i]
 
-    def __iter__(self) -> Iterator[U]:
-        instructions = super().__iter__()
-        for instr in instructions:
-            self._check_instr(instr)
-            yield instr
-
     def _check_instr(self, instr):
         raise NotImplementedError()
 

src/bytecode/instr.py

@@ -812,7 +812,12 @@ def pre_and_post_stack_effect(self, jump: Optional[bool] = None) -> tuple[int, i
             return (_effect, 0)
 
     def copy(self: T) -> T:
-        return self.__class__(self._name, self._arg, location=self._location)
+        new = object.__new__(self.__class__)
+        new._name = self._name
+        new._opcode = self._opcode
+        new._arg = self._arg
+        new._location = self._location
+        return new
 
     def has_jump(self) -> bool:
         return self._has_jump(self._opcode)