Merge branch 'vim'

.hgtags

@@ -2560,3 +2560,13 @@ ba7db05e1482457a36b19ed608f820275fafb9f7 v7-3-1220
 9f7b92f232d31450fd04ecec3e89b027c0f28b02 v7-3-1221
 07831d280e90a87ab9f42a9c96775ef2bc0cdedf v7-3-1222
 5cd32322154c1c5970194eb5300eec2ddb8ccc30 v7-3-1223
+0a379dea13c97df4ec2ba1487dd50c1e8ba0c912 v7-3-1224
+27b008d5b7ac5fab02c6934b87f258bc4715aed6 v7-3-1225
+b34d719b13cd9dd44485600e5cd939814b9b065f v7-3-1226
+5cee875f30961cf1adadf386b7e2764ea8aeeb64 v7-3-1227
+620d9b59d4ed9deaac614c707c71257907b1dd21 v7-3-1228
+b6e693e1f9461e5020e4cafa1c6e1de24776e11b v7-3-1229
+f5c822e5a0eba6f490d0be9f6892de929295be87 v7-3-1230
+537bbfff0c5c0bc2307a85133f59f07b00c55e41 v7-3-1231
+a594ce86b5eade96cb84415b3b027abe611c2238 v7-3-1232
+4ed713442c51625160cd0bca612d9a3417e4ba14 v7-3-1233

src/eval.c

@@ -3228,7 +3228,7 @@ next_for_item(fi_void, arg)
     void	*fi_void;
     char_u	*arg;
 {
-    forinfo_T    *fi = (forinfo_T *)fi_void;
+    forinfo_T	*fi = (forinfo_T *)fi_void;
     int		result;
     listitem_T	*item;
 

src/gui_motif.c

@@ -3653,7 +3653,7 @@ find_replace_keypress(w, frdp, event)
     static void
 set_label(w, label)
     Widget w;
-    char_u *label;
+    char *label;
 {
     XmString	str;
     char_u	*p, *next;
@@ -3662,7 +3662,7 @@ set_label(w, label)
     if (!w)
 	return;
 
-    p = vim_strsave(label);
+    p = vim_strsave((char_u *)label);
     if (p == NULL)
 	return;
     for (next = p; *next; ++next)

src/if_python.c

@@ -72,12 +72,9 @@
 #undef main /* Defined in python.h - aargh */
 #undef HAVE_FCNTL_H /* Clash with os_win32.h */
 
-#define PyBytes_FromString PyString_FromString
-#define PyBytes_Check PyString_Check
-
-/* No-op conversion functions, use with care! */
-#define PyString_AsBytes(obj) (obj)
-#define PyString_FreeBytes(obj)
+#define PyBytes_FromString      PyString_FromString
+#define PyBytes_Check           PyString_Check
+#define PyBytes_AsStringAndSize PyString_AsStringAndSize
 
 #if !defined(FEAT_PYTHON) && defined(PROTO)
 /* Use this to be able to generate prototypes without python being used. */
@@ -167,6 +164,7 @@ struct PyMethodDef { Py_ssize_t a; };
 # define PyErr_BadArgument dll_PyErr_BadArgument
 # define PyErr_NewException dll_PyErr_NewException
 # define PyErr_Clear dll_PyErr_Clear
+# define PyErr_Format dll_PyErr_Format
 # define PyErr_PrintEx dll_PyErr_PrintEx
 # define PyErr_NoMemory dll_PyErr_NoMemory
 # define PyErr_Occurred dll_PyErr_Occurred
@@ -226,6 +224,7 @@ struct PyMethodDef { Py_ssize_t a; };
 # define PyObject_CallFunctionObjArgs dll_PyObject_CallFunctionObjArgs
 # define PyObject_CallFunction dll_PyObject_CallFunction
 # define PyObject_Call dll_PyObject_Call
+# define PyObject_Repr dll_PyObject_Repr
 # define PyString_AsString dll_PyString_AsString
 # define PyString_AsStringAndSize dll_PyString_AsStringAndSize
 # define PyString_FromString dll_PyString_FromString
@@ -239,6 +238,8 @@ struct PyMethodDef { Py_ssize_t a; };
 # define PyFloat_AsDouble dll_PyFloat_AsDouble
 # define PyFloat_FromDouble dll_PyFloat_FromDouble
 # define PyFloat_Type (*dll_PyFloat_Type)
+# define PyNumber_Check dll_PyNumber_Check
+# define PyNumber_Long dll_PyNumber_Long
 # define PyImport_AddModule (*dll_PyImport_AddModule)
 # define PySys_SetObject dll_PySys_SetObject
 # define PySys_GetObject dll_PySys_GetObject
@@ -308,6 +309,7 @@ static int(*dll_PyDict_SetItemString)(PyObject *dp, char *key, PyObject *item);
 static int(*dll_PyErr_BadArgument)(void);
 static PyObject *(*dll_PyErr_NewException)(char *, PyObject *, PyObject *);
 static void(*dll_PyErr_Clear)(void);
+static PyObject*(*dll_PyErr_Format)(PyObject *, const char *, ...);
 static void(*dll_PyErr_PrintEx)(int);
 static PyObject*(*dll_PyErr_NoMemory)(void);
 static PyObject*(*dll_PyErr_Occurred)(void);
@@ -365,6 +367,7 @@ static PyObject* (*dll_PyObject_SetAttrString)(PyObject *, const char *, PyObjec
 static PyObject* (*dll_PyObject_CallFunctionObjArgs)(PyObject *, ...);
 static PyObject* (*dll_PyObject_CallFunction)(PyObject *, char *, ...);
 static PyObject* (*dll_PyObject_Call)(PyObject *, PyObject *, PyObject *);
+static PyObject* (*dll_PyObject_Repr)(PyObject *);
 static char*(*dll_PyString_AsString)(PyObject *);
 static int(*dll_PyString_AsStringAndSize)(PyObject *, char **, int *);
 static PyObject*(*dll_PyString_FromString)(const char *);
@@ -377,6 +380,8 @@ static PyObject *(*py_PyUnicode_AsEncodedString)(PyObject *, char *, char *);
 static double(*dll_PyFloat_AsDouble)(PyObject *);
 static PyObject*(*dll_PyFloat_FromDouble)(double);
 static PyTypeObject* dll_PyFloat_Type;
+static int(*dll_PyNumber_Check)(PyObject *);
+static PyObject*(*dll_PyNumber_Long)(PyObject *);
 static int(*dll_PySys_SetObject)(char *, PyObject *);
 static PyObject *(*dll_PySys_GetObject)(char *);
 static int(*dll_PySys_SetArgv)(int, char **);
@@ -445,6 +450,7 @@ static PyObject *imp_PyExc_TypeError;
 static PyObject *imp_PyExc_ValueError;
 static PyObject *imp_PyExc_RuntimeError;
 static PyObject *imp_PyExc_ImportError;
+static PyObject *imp_PyExc_OverflowError;
 
 # define PyExc_AttributeError imp_PyExc_AttributeError
 # define PyExc_IndexError imp_PyExc_IndexError
@@ -454,6 +460,7 @@ static PyObject *imp_PyExc_ImportError;
 # define PyExc_ValueError imp_PyExc_ValueError
 # define PyExc_RuntimeError imp_PyExc_RuntimeError
 # define PyExc_ImportError imp_PyExc_ImportError
+# define PyExc_OverflowError imp_PyExc_OverflowError
 
 /*
  * Table of name to function pointer of python.
@@ -480,6 +487,7 @@ static struct
     {"PyErr_BadArgument", (PYTHON_PROC*)&dll_PyErr_BadArgument},
     {"PyErr_NewException", (PYTHON_PROC*)&dll_PyErr_NewException},
     {"PyErr_Clear", (PYTHON_PROC*)&dll_PyErr_Clear},
+    {"PyErr_Format", (PYTHON_PROC*)&dll_PyErr_Format},
     {"PyErr_PrintEx", (PYTHON_PROC*)&dll_PyErr_PrintEx},
     {"PyErr_NoMemory", (PYTHON_PROC*)&dll_PyErr_NoMemory},
     {"PyErr_Occurred", (PYTHON_PROC*)&dll_PyErr_Occurred},
@@ -537,6 +545,7 @@ static struct
     {"PyObject_CallFunctionObjArgs", (PYTHON_PROC*)&dll_PyObject_CallFunctionObjArgs},
     {"PyObject_CallFunction", (PYTHON_PROC*)&dll_PyObject_CallFunction},
     {"PyObject_Call", (PYTHON_PROC*)&dll_PyObject_Call},
+    {"PyObject_Repr", (PYTHON_PROC*)&dll_PyObject_Repr},
     {"PyString_AsString", (PYTHON_PROC*)&dll_PyString_AsString},
     {"PyString_AsStringAndSize", (PYTHON_PROC*)&dll_PyString_AsStringAndSize},
     {"PyString_FromString", (PYTHON_PROC*)&dll_PyString_FromString},
@@ -549,6 +558,8 @@ static struct
     {"PyFloat_AsDouble", (PYTHON_PROC*)&dll_PyFloat_AsDouble},
     {"PyFloat_FromDouble", (PYTHON_PROC*)&dll_PyFloat_FromDouble},
     {"PyImport_AddModule", (PYTHON_PROC*)&dll_PyImport_AddModule},
+    {"PyNumber_Check", (PYTHON_PROC*)&dll_PyNumber_Check},
+    {"PyNumber_Long", (PYTHON_PROC*)&dll_PyNumber_Long},
     {"PySys_SetObject", (PYTHON_PROC*)&dll_PySys_SetObject},
     {"PySys_GetObject", (PYTHON_PROC*)&dll_PySys_GetObject},
     {"PySys_SetArgv", (PYTHON_PROC*)&dll_PySys_SetArgv},
@@ -726,6 +737,7 @@ get_exceptions(void)
     imp_PyExc_ValueError = PyDict_GetItemString(exdict, "ValueError");
     imp_PyExc_RuntimeError = PyDict_GetItemString(exdict, "RuntimeError");
     imp_PyExc_ImportError = PyDict_GetItemString(exdict, "ImportError");
+    imp_PyExc_OverflowError = PyDict_GetItemString(exdict, "OverflowError");
     Py_XINCREF(imp_PyExc_AttributeError);
     Py_XINCREF(imp_PyExc_IndexError);
     Py_XINCREF(imp_PyExc_KeyError);
@@ -734,6 +746,7 @@ get_exceptions(void)
     Py_XINCREF(imp_PyExc_ValueError);
     Py_XINCREF(imp_PyExc_RuntimeError);
     Py_XINCREF(imp_PyExc_ImportError);
+    Py_XINCREF(imp_PyExc_OverflowError);
     Py_XDECREF(exmod);
 }
 #endif /* DYNAMIC_PYTHON */

src/if_python3.c

@@ -84,13 +84,8 @@
 
 #define PyInt Py_ssize_t
 #define PyString_Check(obj) PyUnicode_Check(obj)
-#define PyString_AsBytes(obj) PyUnicode_AsEncodedString(obj, (char *)ENC_OPT, CODEC_ERROR_HANDLER)
-#define PyString_FreeBytes(obj) Py_XDECREF(bytes)
-#define PyString_AsString(obj) PyBytes_AsString(obj)
-#define PyString_Size(obj) PyBytes_GET_SIZE(bytes)
 #define PyString_FromString(repr) PyUnicode_FromString(repr)
 #define PyString_FromFormat PyUnicode_FromFormat
-#define PyString_AsStringAndSize(obj, buffer, len) PyBytes_AsStringAndSize(obj, buffer, len)
 #define PyInt_Check(obj) PyLong_Check(obj)
 #define PyInt_FromLong(i) PyLong_FromLong(i)
 #define PyInt_AsLong(obj) PyLong_AsLong(obj)
@@ -127,6 +122,7 @@
 # define PyDict_SetItemString py3_PyDict_SetItemString
 # define PyErr_BadArgument py3_PyErr_BadArgument
 # define PyErr_Clear py3_PyErr_Clear
+# define PyErr_Format py3_PyErr_Format
 # define PyErr_PrintEx py3_PyErr_PrintEx
 # define PyErr_NoMemory py3_PyErr_NoMemory
 # define PyErr_Occurred py3_PyErr_Occurred
@@ -164,6 +160,7 @@
 # define PyMapping_Keys py3_PyMapping_Keys
 # define PyIter_Next py3_PyIter_Next
 # define PyObject_GetIter py3_PyObject_GetIter
+# define PyObject_Repr py3_PyObject_Repr
 # define PyObject_GetItem py3_PyObject_GetItem
 # define PyObject_IsTrue py3_PyObject_IsTrue
 # define PyModule_GetDict py3_PyModule_GetDict
@@ -215,6 +212,8 @@
 # define PyType_Type (*py3_PyType_Type)
 # define PySlice_Type (*py3_PySlice_Type)
 # define PyFloat_Type (*py3_PyFloat_Type)
+# define PyNumber_Check (*py3_PyNumber_Check)
+# define PyNumber_Long (*py3_PyNumber_Long)
 # define PyBool_Type (*py3_PyBool_Type)
 # define PyErr_NewException py3_PyErr_NewException
 # ifdef Py_DEBUG
@@ -314,6 +313,7 @@ static PyObject* (*py3_PyLong_FromLong)(long);
 static PyObject* (*py3_PyDict_New)(void);
 static PyObject* (*py3_PyIter_Next)(PyObject *);
 static PyObject* (*py3_PyObject_GetIter)(PyObject *);
+static PyObject* (*py3_PyObject_Repr)(PyObject *);
 static PyObject* (*py3_PyObject_GetItem)(PyObject *, PyObject *);
 static int (*py3_PyObject_IsTrue)(PyObject *);
 static PyObject* (*py3_Py_BuildValue)(char *, ...);
@@ -342,6 +342,7 @@ static int (*py3_PyMem_Free)(void *);
 static void* (*py3_PyMem_Malloc)(size_t);
 static int (*py3_Py_IsInitialized)(void);
 static void (*py3_PyErr_Clear)(void);
+static PyObject* (*py3_PyErr_Format)(PyObject *, const char *, ...);
 static void (*py3_PyErr_PrintEx)(int);
 static PyObject*(*py3__PyObject_Init)(PyObject *, PyTypeObject *);
 static iternextfunc py3__PyObject_NextNotImplemented;
@@ -357,7 +358,7 @@ static char* (*py3__PyUnicode_AsString)(PyObject *unicode);
 # endif
 static PyObject* (*py3_PyUnicode_AsEncodedString)(PyObject *unicode, const char* encoding, const char* errors);
 static char* (*py3_PyBytes_AsString)(PyObject *bytes);
-static int (*py3_PyBytes_AsStringAndSize)(PyObject *bytes, char **buffer, int *length);
+static int (*py3_PyBytes_AsStringAndSize)(PyObject *bytes, char **buffer, Py_ssize_t *length);
 static PyObject* (*py3_PyBytes_FromString)(char *str);
 static PyObject* (*py3_PyFloat_FromDouble)(double num);
 static double (*py3_PyFloat_AsDouble)(PyObject *);
@@ -368,6 +369,8 @@ static PyTypeObject* py3_PyType_Type;
 static PyTypeObject* py3_PySlice_Type;
 static PyTypeObject* py3_PyFloat_Type;
 static PyTypeObject* py3_PyBool_Type;
+static int (*py3_PyNumber_Check)(PyObject *);
+static PyObject* (*py3_PyNumber_Long)(PyObject *);
 static PyObject* (*py3_PyErr_NewException)(char *name, PyObject *base, PyObject *dict);
 static PyObject* (*py3_PyCapsule_New)(void *, char *, PyCapsule_Destructor);
 static void* (*py3_PyCapsule_GetPointer)(PyObject *, char *);
@@ -402,6 +405,7 @@ static PyObject *p3imp_PyExc_TypeError;
 static PyObject *p3imp_PyExc_ValueError;
 static PyObject *p3imp_PyExc_RuntimeError;
 static PyObject *p3imp_PyExc_ImportError;
+static PyObject *p3imp_PyExc_OverflowError;
 
 # define PyExc_AttributeError p3imp_PyExc_AttributeError
 # define PyExc_IndexError p3imp_PyExc_IndexError
@@ -411,6 +415,7 @@ static PyObject *p3imp_PyExc_ImportError;
 # define PyExc_ValueError p3imp_PyExc_ValueError
 # define PyExc_RuntimeError p3imp_PyExc_RuntimeError
 # define PyExc_ImportError p3imp_PyExc_ImportError
+# define PyExc_OverflowError p3imp_PyExc_OverflowError
 
 /*
  * Table of name to function pointer of python.
@@ -472,6 +477,7 @@ static struct
     {"PyMapping_Keys", (PYTHON_PROC*)&py3_PyMapping_Keys},
     {"PyIter_Next", (PYTHON_PROC*)&py3_PyIter_Next},
     {"PyObject_GetIter", (PYTHON_PROC*)&py3_PyObject_GetIter},
+    {"PyObject_Repr", (PYTHON_PROC*)&py3_PyObject_Repr},
     {"PyObject_GetItem", (PYTHON_PROC*)&py3_PyObject_GetItem},
     {"PyObject_IsTrue", (PYTHON_PROC*)&py3_PyObject_IsTrue},
     {"PyLong_FromLong", (PYTHON_PROC*)&py3_PyLong_FromLong},
@@ -490,6 +496,7 @@ static struct
     {"_Py_FalseStruct", (PYTHON_PROC*)&py3__Py_FalseStruct},
     {"_Py_TrueStruct", (PYTHON_PROC*)&py3__Py_TrueStruct},
     {"PyErr_Clear", (PYTHON_PROC*)&py3_PyErr_Clear},
+    {"PyErr_Format", (PYTHON_PROC*)&py3_PyErr_Format},
     {"PyErr_PrintEx", (PYTHON_PROC*)&py3_PyErr_PrintEx},
     {"PyObject_Init", (PYTHON_PROC*)&py3__PyObject_Init},
     {"PyModule_AddObject", (PYTHON_PROC*)&py3_PyModule_AddObject},
@@ -520,6 +527,8 @@ static struct
     {"PySlice_Type", (PYTHON_PROC*)&py3_PySlice_Type},
     {"PyFloat_Type", (PYTHON_PROC*)&py3_PyFloat_Type},
     {"PyBool_Type", (PYTHON_PROC*)&py3_PyBool_Type},
+    {"PyNumber_Check", (PYTHON_PROC*)&py3_PyNumber_Check},
+    {"PyNumber_Long", (PYTHON_PROC*)&py3_PyNumber_Long},
     {"PyErr_NewException", (PYTHON_PROC*)&py3_PyErr_NewException},
 # ifdef Py_DEBUG
     {"_Py_NegativeRefcount", (PYTHON_PROC*)&py3__Py_NegativeRefcount},
@@ -674,6 +683,7 @@ get_py3_exceptions()
     p3imp_PyExc_ValueError = PyDict_GetItemString(exdict, "ValueError");
     p3imp_PyExc_RuntimeError = PyDict_GetItemString(exdict, "RuntimeError");
     p3imp_PyExc_ImportError = PyDict_GetItemString(exdict, "ImportError");
+    p3imp_PyExc_OverflowError = PyDict_GetItemString(exdict, "OverflowError");
     Py_XINCREF(p3imp_PyExc_AttributeError);
     Py_XINCREF(p3imp_PyExc_IndexError);
     Py_XINCREF(p3imp_PyExc_KeyError);
@@ -682,6 +692,7 @@ get_py3_exceptions()
     Py_XINCREF(p3imp_PyExc_ValueError);
     Py_XINCREF(p3imp_PyExc_RuntimeError);
     Py_XINCREF(p3imp_PyExc_ImportError);
+    Py_XINCREF(p3imp_PyExc_OverflowError);
     Py_XDECREF(exmod);
 }
 #endif /* DYNAMIC_PYTHON3 */
@@ -1174,7 +1185,7 @@ BufferSubscript(PyObject *self, PyObject* idx)
     }
     else
     {
-	PyErr_SetString(PyExc_TypeError, _("index must be int or slice"));
+	RAISE_INVALID_INDEX_TYPE(idx);
 	return NULL;
     }
 }
@@ -1208,7 +1219,7 @@ BufferAsSubscript(PyObject *self, PyObject* idx, PyObject* val)
     }
     else
     {
-	PyErr_SetString(PyExc_TypeError, _("index must be int or slice"));
+	RAISE_INVALID_INDEX_TYPE(idx);
 	return -1;
     }
 }
@@ -1290,7 +1301,7 @@ RangeSubscript(PyObject *self, PyObject* idx)
     }
     else
     {
-	PyErr_SetString(PyExc_TypeError, _("index must be int or slice"));
+	RAISE_INVALID_INDEX_TYPE(idx);
 	return NULL;
     }
 }
@@ -1317,7 +1328,7 @@ RangeAsSubscript(PyObject *self, PyObject *idx, PyObject *val)
     }
     else
     {
-	PyErr_SetString(PyExc_TypeError, _("index must be int or slice"));
+	RAISE_INVALID_INDEX_TYPE(idx);
 	return -1;
     }
 }
@@ -1496,7 +1507,7 @@ ListSubscript(PyObject *self, PyObject* idx)
     }
     else
     {
-	PyErr_SetString(PyExc_TypeError, _("index must be int or slice"));
+	RAISE_INVALID_INDEX_TYPE(idx);
 	return NULL;
     }
 }
@@ -1520,7 +1531,7 @@ ListAsSubscript(PyObject *self, PyObject *idx, PyObject *obj)
     }
     else
     {
-	PyErr_SetString(PyExc_TypeError, _("index must be int or slice"));
+	RAISE_INVALID_INDEX_TYPE(idx);
 	return -1;
     }
 }

src/regexp_nfa.c

@@ -2611,7 +2611,7 @@ nfa_max_width(startstate, depth)
     if (depth > 4)
 	return -1;
 
-    for (;;)
+    while (state != NULL)
     {
 	switch (state->c)
 	{
@@ -2810,7 +2810,7 @@ nfa_max_width(startstate, depth)
 	state = state->out;
     }
 
-    /* unrecognized */
+    /* unrecognized, "cannot happen" */
     return -1;
 }
 

src/testdir/test86.in

@@ -11,8 +11,8 @@ STARTTEST
 :set noswapfile
 :if !has('python') | e! test.ok | wq! test.out | endif
 :lang C
-:py import vim
 :fun Test()
+:py import vim
 :let l = []
 :py l=vim.bindeval('l')
 :py f=vim.bindeval('function("strlen")')
@@ -58,6 +58,9 @@ EOF
 :  $put =string(key) . ' : ' . string(Val)
 :  unlet key Val
 :endfor
+:py del dk
+:py del di
+:py del dv
 :"
 :" removing items with del
 :py del l[2]
@@ -176,12 +179,12 @@ EOF
 :unlockvar! l
 :"
 :" Function calls
-:function New(...)
-:return ['NewStart']+a:000+['NewEnd']
-:endfunction
-:function DictNew(...) dict
-:return ['DictNewStart']+a:000+['DictNewEnd', self]
-:endfunction
+:fun New(...)
+:   return ['NewStart']+a:000+['NewEnd']
+:endfun
+:fun DictNew(...) dict
+:   return ['DictNewStart']+a:000+['DictNewEnd', self]
+:endfun
 :let l=[function('New'), function('DictNew')]
 :py l=vim.bindeval('l')
 :py l.extend(list(l[0](1, 2, 3)))
@@ -211,6 +214,7 @@ EOF
 :   $put ='[0.0, 0.0]'
 :endif
 :let messages=[]
+:delfunction DictNew
 py <<EOF
 d=vim.bindeval('{}')
 m=vim.bindeval('messages')
@@ -220,15 +224,17 @@ def em(expr, g=globals(), l=locals()):
     except:
         m.extend([sys.exc_type.__name__])
 
-em('d["abc"]')
-em('d["abc"]="\\0"')
-em('d["abc"]=vim')
+em('d["abc1"]')
+em('d["abc1"]="\\0"')
+em('d["abc1"]=vim')
 em('d[""]=1')
 em('d["a\\0b"]=1')
 em('d[u"a\\0b"]=1')
 
-em('d.pop("abc")')
+em('d.pop("abc1")')
 em('d.popitem()')
+del em
+del m
 EOF
 :$put =messages
 :unlet messages
@@ -240,8 +246,8 @@ EOF
 :    let toput=s.' : '.join(map(['locked', 'scope'], 'v:val.":".pyeval(name.".".v:val)'), ';')
 :    $put =toput
 :endfor
-:silent! let d.abc=1
-:silent! let dl.abc=1
+:silent! let d.abc2=1
+:silent! let dl.abc3=1
 :py d.locked=True
 :py dl.locked=False
 :silent! let d.def=1
@@ -307,12 +313,15 @@ class T(threading.Thread):
             time.sleep(0.1)
 
 t = T()
+del T
 t.start()
 EOF
 :sleep 1
 :py t.running = False
 :py t.join()
 :py l[0] = t.t > 8  # check if the background thread is working
+:py del time
+:py del threading
 :$put =string(l)
 :"
 :" settrace
@@ -333,6 +342,8 @@ def trace_main():
 EOF
 :py sys.settrace(traceit)
 :py trace_main()
+:py del traceit
+:py del trace_main
 :py sys.settrace(None)
 :$put =string(l)
 :"
@@ -363,7 +374,7 @@ EOF
 :"
 :" Vars
 :let g:foo = 'bac'
-:let w:abc = 'def'
+:let w:abc3 = 'def'
 :let b:baz = 'bar'
 :let t:bar = 'jkl'
 :try
@@ -372,7 +383,7 @@ EOF
 :  put =pyeval('vim.vvars[''exception'']')
 :endtry
 :put =pyeval('vim.vars[''foo'']')
-:put =pyeval('vim.current.window.vars[''abc'']')
+:put =pyeval('vim.current.window.vars[''abc3'']')
 :put =pyeval('vim.current.buffer.vars[''baz'']')
 :put =pyeval('vim.current.tabpage.vars[''bar'']')
 :"
@@ -420,16 +431,16 @@ def ev(s, g=globals(), l=locals()):
         vim.command('let exc=' + repr(sys.exc_type.__name__))
         return 0
 EOF
-:function E(s)
+:fun E(s)
 :   python e(vim.eval('a:s'))
-:endfunction
-:function Ev(s)
+:endfun
+:fun Ev(s)
 :   let r=pyeval('ev(vim.eval("a:s"))')
 :   if exists('exc')
 :       throw exc
 :   endif
 :   return r
-:endfunction
+:endfun
 :py gopts1=vim.options
 :py wopts1=vim.windows[2].options
 :py wopts2=vim.windows[0].options
@@ -444,7 +455,7 @@ EOF
 :let lst+=[['operatorfunc',   'A',   'B',   'C',   2,      0,    1,      0    ]]
 :let lst+=[['number',         0,     1,     1,     0,      1,    0,      1    ]]
 :let lst+=[['numberwidth',    2,     3,     5,     -100,   0,    0,      1    ]]
-:let lst+=[['colorcolumn',    '+1',  '+2',  '+3',  'abc',  0,    0,      1    ]]
+:let lst+=[['colorcolumn',    '+1',  '+2',  '+3',  'abc4',  0,    0,      1    ]]
 :let lst+=[['statusline',     '1',   '2',   '4',   0,      0,    1,      1    ]]
 :let lst+=[['autoindent',     0,     1,     1,     2,      1,    0,      2    ]]
 :let lst+=[['shiftwidth',     0,     2,     1,     3,      0,    0,      2    ]]
@@ -494,10 +505,27 @@ EOF
 :   endfor
 :   call RecVars(oname)
 :endfor
+:delfunction RecVars
+:delfunction E
+:delfunction Ev
+:py del ev
+:py del e
 :only
 :for buf in g:bufs[1:]
 :   execute 'bwipeout!' buf
 :endfor
+:py del gopts1
+:py del wopts1
+:py del wopts2
+:py del wopts3
+:py del bopts1
+:py del bopts2
+:py del bopts3
+:py del oval1
+:py del oval2
+:py del oval3
+:py del oname
+:py del invval
 :"
 :" Test buffer object
 :vnew
@@ -517,7 +545,7 @@ cb = vim.current.buffer
 # Tests BufferAppend and BufferItem
 cb.append(b[0])
 # Tests BufferSlice and BufferAssSlice
-cb.append('abc') # Will be overwritten
+cb.append('abc5') # Will be overwritten
 cb[-1:] = b[:-2]
 # Test BufferLength and BufferAssSlice
 cb.append('def') # Will not be overwritten
@@ -541,13 +569,14 @@ b.name = 'bar'
 cb.append(b.name[-11:].replace(os.path.sep, '/'))
 cb.name = old_name
 cb.append(cb.name[-17:].replace(os.path.sep, '/'))
+del old_name
 # Test CheckBuffer
 for _b in vim.buffers:
     if _b is not cb:
         vim.command('bwipeout! ' + str(_b.number))
 del _b
 cb.append('valid: b:%s, cb:%s' % (repr(b.valid), repr(cb.valid)))
-for expr in ('b[1]','b[:] = ["A", "B"]','b[:]','b.append("abc")', 'b.name = "!"'):
+for expr in ('b[1]','b[:] = ["A", "B"]','b[:]','b.append("abc6")', 'b.name = "!"'):
     try:
         exec(expr)
     except vim.error:
@@ -557,6 +586,7 @@ for expr in ('b[1]','b[:] = ["A", "B"]','b[:]','b.append("abc")', 'b.name = "!"'
         # Should not happen in any case
         cb.append('No exception for ' + expr)
 vim.command('cd .')
+del b
 EOF
 :augroup BUFS
 :   autocmd!
@@ -598,6 +628,7 @@ for b in vim.buffers:
     # Check indexing: vim.buffers[number].number == number
     cb.append(str(b.number) + ':' + repr(vim.buffers[b.number]) + '=' + repr(b))
     prevnum = b.number
+del prevnum
 
 cb.append(str(len(vim.buffers)))
 
@@ -621,6 +652,8 @@ try:
     next(i4)
 except StopIteration:
     cb.append('StopIteration')
+del i4
+del bnums
 EOF
 :"
 :" Test vim.{tabpage,window}list and vim.{tabpage,window} objects
@@ -663,7 +696,11 @@ for t in vim.tabpages:
                     raise ValueError
             except Exception:
                 cb.append('!!!!!! Error while getting attribute ' + attr + ': ' + sys.exc_type.__name__)
+        del aval
+        del attr
         w.cursor = (len(w.buffer), 0)
+del W
+del Cursor
 cb.append('Number of windows in current tab page: ' + str(len(vim.windows)))
 if list(vim.windows) != list(vim.current.tabpage.windows):
     cb.append('!!!!!! Windows differ')
@@ -676,6 +713,7 @@ def H(o):
 cb.append('Current tab page: ' + repr(vim.current.tabpage))
 cb.append('Current window: ' + repr(vim.current.window) + ': ' + H(vim.current.window) + ' is ' + H(vim.current.tabpage.window))
 cb.append('Current buffer: ' + repr(vim.current.buffer) + ': ' + H(vim.current.buffer) + ' is ' + H(vim.current.window.buffer)+ ' is ' + H(vim.current.tabpage.window.buffer))
+del H
 # Assigning: fails
 try:
     vim.current.window = vim.tabpages[0].window
@@ -687,6 +725,7 @@ for attr in ('window', 'tabpage', 'buffer'):
         setattr(vim.current, attr, None)
     except TypeError:
         cb.append('Type error at assigning None to vim.current.' + attr)
+del attr
 
 # Assigning: success
 vim.current.tabpage = vim.tabpages[-2]
@@ -702,8 +741,13 @@ ts = list(vim.tabpages)
 for b in vim.buffers:
     if b is not cb:
         vim.command('bwipeout! ' + str(b.number))
+del b
 cb.append('w.valid: ' + repr([w.valid for w in ws]))
 cb.append('t.valid: ' + repr([t.valid for t in ts]))
+del w
+del t
+del ts
+del ws
 EOF
 :tabonly!
 :only!
@@ -722,6 +766,8 @@ for expr, attr in (
     ('vim.current.tabpage',              'TabPage'),
 ):
     cb.append(expr + ':' + attr + ':' + repr(type(eval(expr)) is getattr(vim, attr)))
+del expr
+del attr
 EOF
 :"
 :" Test __dir__() method
@@ -747,15 +793,15 @@ EOF
 :$put =string(pyeval('vim.Dictionary(a=1)'))
 :$put =string(pyeval('vim.Dictionary(((''a'', 1),))'))
 :$put =string(pyeval('vim.List()'))
-:$put =string(pyeval('vim.List(iter(''abc''))'))
+:$put =string(pyeval('vim.List(iter(''abc7''))'))
 :$put =string(pyeval('vim.Function(''tr'')'))
 :"
 :" Test stdout/stderr
 :redir => messages
-:py sys.stdout.write('abc') ; sys.stdout.write('def')
-:py sys.stderr.write('abc') ; sys.stderr.write('def')
-:py sys.stdout.writelines(iter('abc'))
-:py sys.stderr.writelines(iter('abc'))
+:py sys.stdout.write('abc8') ; sys.stdout.write('def')
+:py sys.stderr.write('abc9') ; sys.stderr.write('def')
+:py sys.stdout.writelines(iter('abcA'))
+:py sys.stderr.writelines(iter('abcB'))
 :redir END
 :$put =string(substitute(messages, '\d\+', '', 'g'))
 :" Test subclassing
@@ -776,7 +822,7 @@ class DupList(vim.List):
         return [super(DupList, self).__getitem__(idx)] * 2
 
 dl = DupList()
-dl2 = DupList(iter('abc'))
+dl2 = DupList(iter('abcC'))
 dl.extend(dl2[0])
 
 class DupFun(vim.Function):
@@ -789,6 +835,19 @@ EOF
 :$put =string(pyeval('dl'))
 :$put =string(pyeval('dl2'))
 :$put =string(pyeval('df(2)'))
+:$put =string(pyeval('dl') is# pyeval('dl'))
+:$put =string(pyeval('dd') is# pyeval('dd'))
+:$put =string(pyeval('df'))
+:delfunction Put
+py << EOF
+del DupDict
+del DupList
+del DupFun
+del dd
+del dl
+del dl2
+del df
+EOF
 :"
 :" Test chdir
 py << EOF
@@ -802,6 +861,7 @@ cb.append(vim.eval('@%').replace(os.path.sep, '/'))
 os.chdir('testdir')
 cb.append(fnamemodify('.', ':p:h:t'))
 cb.append(vim.eval('@%'))
+del fnamemodify
 EOF
 :"
 :" Test errors
@@ -828,11 +888,11 @@ def ee(expr, g=globals(), l=locals()):
     else:
         cb.append(expr + ':NOT FAILED')
 d = vim.Dictionary()
-ned = vim.Dictionary(foo='bar', baz='abc')
+ned = vim.Dictionary(foo='bar', baz='abcD')
 dl = vim.Dictionary(a=1)
 dl.locked = True
 l = vim.List()
-ll = vim.List('abc')
+ll = vim.List('abcE')
 ll.locked = True
 f = vim.Function('string')
 fd = vim.Function('F')
@@ -869,11 +929,11 @@ def convertfrompyobject_test(expr, recurse=True):
     # pydict_to_tv
     stringtochars_test(expr % '{%s : 1}')
     if recurse:
-        convertfrompyobject_test(expr % '{"abc" : %s}', False)
+        convertfrompyobject_test(expr % '{"abcF" : %s}', False)
     # pymap_to_tv
     stringtochars_test(expr % 'Mapping({%s : 1})')
     if recurse:
-        convertfrompyobject_test(expr % 'Mapping({"abc" : %s})', False)
+        convertfrompyobject_test(expr % 'Mapping({"abcG" : %s})', False)
     # pyseq_to_tv
     iter_test(expr)
     return subexpr_test(expr, 'ConvertFromPyObject', (
@@ -916,7 +976,7 @@ class FailingMappingKey(object):
         raise NotImplementedError
 
     def keys(self):
-        return list("abc")
+        return list("abcH")
 
 class FailingMapping(object):
     def __getitem__(self):
@@ -958,7 +1018,7 @@ cb.append("> VimStrwidth")
 ee('vim.strwidth(1)')
 cb.append("> Dictionary")
 cb.append(">> DictionaryConstructor")
-ee('vim.Dictionary("abc")')
+ee('vim.Dictionary("abcI")')
 ##! Not checked: py_dict_alloc failure
 cb.append(">> DictionarySetattr")
 ee('del d.locked')
@@ -973,6 +1033,7 @@ ee('d.pop("a")')
 ee('dl.pop("a")')
 cb.append(">> DictionaryIterNext")
 ee('for i in ned: ned["a"] = 1')
+del i
 cb.append(">> DictionaryAssItem")
 ee('dl["b"] = 1')
 stringtochars_test('d[%s] = 1')
@@ -1002,7 +1063,7 @@ cb.append(">> ListAssItem")
 ee('ll[1] = 2')
 ee('l[1000] = 3')
 cb.append(">> ListAssSlice")
-ee('ll[1:100] = "abc"')
+ee('ll[1:100] = "abcJ"')
 #iter_test('l[:] = %s')
 convertfrompyobject_test('l[:] = [%s]')
 cb.append(">> ListConcatInPlace")
@@ -1033,8 +1094,8 @@ cb.append(">> WindowSetattr")
 ee('vim.current.window.buffer = 0')
 ee('vim.current.window.cursor = (100000000, 100000000)')
 ee('vim.current.window.cursor = True')
-ee('vim.current.window.height = "abc"')
-ee('vim.current.window.width  = "abc"')
+ee('vim.current.window.height = "abcK"')
+ee('vim.current.window.width  = "abcL"')
 ee('vim.current.window.xxxxxx = True')
 cb.append("> WinList")
 cb.append(">> WinListItem")
@@ -1044,7 +1105,7 @@ cb.append(">> StringToLine (indirect)")
 ee('vim.current.buffer[0] = "\\na"')
 cb.append(">> SetBufferLine (indirect)")
 ee('vim.current.buffer[0] = True')
-cb.append(">> SetBufferLines (indirect)")
+cb.append(">> SetBufferLineList (indirect)")
 ee('vim.current.buffer[:] = True')
 ee('vim.current.buffer[:] = ["\\na", "bc"]')
 cb.append(">> InsertBufferLines (indirect)")
@@ -1062,7 +1123,7 @@ ee('vim.current.buffer.name = True')
 ee('vim.current.buffer.xxx = True')
 cb.append(">> BufferMark")
 ee('vim.current.buffer.mark(0)')
-ee('vim.current.buffer.mark("abc")')
+ee('vim.current.buffer.mark("abcM")')
 ee('vim.current.buffer.mark("!")')
 cb.append(">> BufferRange")
 ee('vim.current.buffer.range(1, 2, 3)')
@@ -1079,7 +1140,28 @@ ee('vim.current.buffer = True')
 ee('vim.current.window = True')
 ee('vim.current.tabpage = True')
 ee('vim.current.xxx = True')
+del d
+del ned
+del dl
+del l
+del ll
+del f
+del fd
+del fdel
+del subexpr_test
+del stringtochars_test
+del Mapping
+del convertfrompyobject_test
+del convertfrompymapping_test
+del iter_test
+del FailingTrue
+del FailingIter
+del FailingIterNext
+del FailingMapping
+del FailingMappingKey
+del FailingList
 EOF
+:delfunction F
 :"
 :" Test import
 py << EOF
@@ -1093,6 +1175,10 @@ import before
 cb.append(before.dir)
 import after
 cb.append(after.dir)
+del before
+del after
+del d
+del ddir
 EOF
 :"
 :" Test exceptions
@@ -1101,18 +1187,48 @@ EOF
 :endfun
 py << EOF
 Exe = vim.bindeval('function("Exe")')
-ee('vim.command("throw \'abc\'")')
+ee('vim.command("throw \'abcN\'")')
 ee('Exe("throw \'def\'")')
 ee('vim.eval("Exe(\'throw \'\'ghi\'\'\')")')
 ee('vim.eval("Exe(\'echoerr \'\'jkl\'\'\')")')
 ee('vim.eval("Exe(\'xxx_non_existent_command_xxx\')")')
 ee('vim.bindeval("Exe(\'xxx_non_existent_command_xxx\')")')
+del Exe
+EOF
+:delfunction Exe
+:"
+:" Cleanup
+py << EOF
+del cb
+del ee
+del sys
+del os
+del vim
 EOF
 :endfun
 :"
-:call Test()
+:fun RunTest()
+:let checkrefs = !empty($PYTHONDUMPREFS)
+:let start = getline(1, '$')
+:for i in range(checkrefs ? 10 : 1)
+:   if i != 0
+:       %d _
+:       call setline(1, start)
+:   endif
+:   call Test()
+:   if i == 0
+:       let result = getline(1, '$')
+:   endif
+:endfor
+:if checkrefs
+:   %d _
+:   call setline(1, result)
+:endif
+:endfun
 :"
-:delfunc Test
+:call RunTest()
+:delfunction RunTest
+:delfunction Test
 :call garbagecollect(1)
 :"
 :/^start:/,$wq! test.out

src/testdir/test87.in

@@ -5,8 +5,8 @@ STARTTEST
 :set noswapfile
 :if !has('python3') | e! test.ok | wq! test.out | endif
 :lang C
-:py3 import vim
 :fun Test()
+:py3 import vim
 :let l = []
 :py3 l=vim.bindeval('l')
 :py3 f=vim.bindeval('function("strlen")')
@@ -51,6 +51,9 @@ EOF
 :  $put =string(key) . ' : ' . string(Val)
 :  unlet key Val
 :endfor
+:py3 del dk
+:py3 del di
+:py3 del dv
 :"
 :" removing items with del
 :py3 del l[2]
@@ -169,12 +172,12 @@ EOF
 :unlockvar! l
 :"
 :" Function calls
-:function New(...)
-:return ['NewStart']+a:000+['NewEnd']
-:endfunction
-:function DictNew(...) dict
-:return ['DictNewStart']+a:000+['DictNewEnd', self]
-:endfunction
+:fun New(...)
+:   return ['NewStart']+a:000+['NewEnd']
+:endfun
+:fun DictNew(...) dict
+:   return ['DictNewStart']+a:000+['DictNewEnd', self]
+:endfun
 :let l=[function('New'), function('DictNew')]
 :py3 l=vim.bindeval('l')
 :py3 l.extend(list(l[0](1, 2, 3)))
@@ -204,7 +207,8 @@ EOF
 :   $put ='[0.0, 0.0]'
 :endif
 :let messages=[]
-:py3 <<EOF
+:delfunction DictNew
+py3 <<EOF
 d=vim.bindeval('{}')
 m=vim.bindeval('messages')
 def em(expr, g=globals(), l=locals()):
@@ -213,15 +217,17 @@ def em(expr, g=globals(), l=locals()):
     except Exception as e:
         m.extend([e.__class__.__name__])
 
-em('d["abc"]')
-em('d["abc"]="\\0"')
-em('d["abc"]=vim')
+em('d["abc1"]')
+em('d["abc1"]="\\0"')
+em('d["abc1"]=vim')
 em('d[""]=1')
 em('d["a\\0b"]=1')
 em('d[b"a\\0b"]=1')
 
-em('d.pop("abc")')
+em('d.pop("abc1")')
 em('d.popitem()')
+del em
+del m
 EOF
 :$put =messages
 :unlet messages
@@ -233,8 +239,8 @@ EOF
 :    let toput=s.' : '.join(map(['locked', 'scope'], 'v:val.":".py3eval(name.".".v:val)'), ';')
 :    $put =toput
 :endfor
-:silent! let d.abc=1
-:silent! let dl.abc=1
+:silent! let d.abc2=1
+:silent! let dl.abc3=1
 :py3 d.locked=True
 :py3 dl.locked=False
 :silent! let d.def=1
@@ -300,12 +306,15 @@ class T(threading.Thread):
             time.sleep(0.1)
 
 t = T()
+del T
 t.start()
 EOF
 :sleep 1
 :py3 t.running = False
 :py3 t.join()
 :py3 l[0] = t.t > 8  # check if the background thread is working
+:py3 del time
+:py3 del threading
 :$put =string(l)
 :"
 :" settrace
@@ -326,12 +335,14 @@ def trace_main():
 EOF
 :py3 sys.settrace(traceit)
 :py3 trace_main()
+:py3 del traceit
+:py3 del trace_main
 :py3 sys.settrace(None)
 :$put =string(l)
 :"
 :" Vars
 :let g:foo = 'bac'
-:let w:abc = 'def'
+:let w:abc3 = 'def'
 :let b:baz = 'bar'
 :let t:bar = 'jkl'
 :try
@@ -340,7 +351,7 @@ EOF
 :  put =py3eval('vim.vvars[''exception'']')
 :endtry
 :put =py3eval('vim.vars[''foo'']')
-:put =py3eval('vim.current.window.vars[''abc'']')
+:put =py3eval('vim.current.window.vars[''abc3'']')
 :put =py3eval('vim.current.buffer.vars[''baz'']')
 :put =py3eval('vim.current.tabpage.vars[''bar'']')
 :"
@@ -388,16 +399,16 @@ def ev(s, g=globals(), l=locals()):
         vim.command('let exc=' + repr(e.__class__.__name__))
         return 0
 EOF
-:function E(s)
+:fun E(s)
 :   python3 e(vim.eval('a:s'))
-:endfunction
-:function Ev(s)
+:endfun
+:fun Ev(s)
 :   let r=py3eval('ev(vim.eval("a:s"))')
 :   if exists('exc')
 :       throw exc
 :   endif
 :   return r
-:endfunction
+:endfun
 :py3 gopts1=vim.options
 :py3 wopts1=vim.windows[2].options
 :py3 wopts2=vim.windows[0].options
@@ -412,7 +423,7 @@ EOF
 :let lst+=[['operatorfunc',   'A',   'B',   'C',   2,      0,    1,      0    ]]
 :let lst+=[['number',         0,     1,     1,     0,      1,    0,      1    ]]
 :let lst+=[['numberwidth',    2,     3,     5,     -100,   0,    0,      1    ]]
-:let lst+=[['colorcolumn',    '+1',  '+2',  '+3',  'abc',  0,    0,      1    ]]
+:let lst+=[['colorcolumn',    '+1',  '+2',  '+3',  'abc4',  0,    0,      1    ]]
 :let lst+=[['statusline',     '1',   '2',   '4',   0,      0,    1,      1    ]]
 :let lst+=[['autoindent',     0,     1,     1,     2,      1,    0,      2    ]]
 :let lst+=[['shiftwidth',     0,     2,     1,     3,      0,    0,      2    ]]
@@ -462,10 +473,27 @@ EOF
 :   endfor
 :   call RecVars(oname)
 :endfor
+:delfunction RecVars
+:delfunction E
+:delfunction Ev
+:py3 del ev
+:py3 del e
 :only
 :for buf in g:bufs[1:]
 :   execute 'bwipeout!' buf
 :endfor
+:py3 del gopts1
+:py3 del wopts1
+:py3 del wopts2
+:py3 del wopts3
+:py3 del bopts1
+:py3 del bopts2
+:py3 del bopts3
+:py3 del oval1
+:py3 del oval2
+:py3 del oval3
+:py3 del oname
+:py3 del invval
 :"
 :" Test buffer object
 :vnew
@@ -485,7 +513,7 @@ cb = vim.current.buffer
 # Tests BufferAppend and BufferItem
 cb.append(b[0])
 # Tests BufferSlice and BufferAssSlice
-cb.append('abc') # Will be overwritten
+cb.append('abc5') # Will be overwritten
 cb[-1:] = b[:-2]
 # Test BufferLength and BufferAssSlice
 cb.append('def') # Will not be overwritten
@@ -509,13 +537,14 @@ b.name = 'bar'
 cb.append(b.name[-11:].replace(os.path.sep, '/'))
 cb.name = old_name
 cb.append(cb.name[-17:].replace(os.path.sep, '/'))
+del old_name
 # Test CheckBuffer
 for _b in vim.buffers:
     if _b is not cb:
         vim.command('bwipeout! ' + str(_b.number))
 del _b
 cb.append('valid: b:%s, cb:%s' % (repr(b.valid), repr(cb.valid)))
-for expr in ('b[1]','b[:] = ["A", "B"]','b[:]','b.append("abc")'):
+for expr in ('b[1]','b[:] = ["A", "B"]','b[:]','b.append("abc6")'):
     try:
         exec(expr)
     except vim.error:
@@ -525,6 +554,7 @@ for expr in ('b[1]','b[:] = ["A", "B"]','b[:]','b.append("abc")'):
         # Should not happen in any case
         cb.append('No exception for ' + expr)
 vim.command('cd .')
+del b
 EOF
 :"
 :" Test vim.buffers object
@@ -558,6 +588,7 @@ for b in vim.buffers:
     # Check indexing: vim.buffers[number].number == number
     cb.append(str(b.number) + ':' + repr(vim.buffers[b.number]) + '=' + repr(b))
     prevnum = b.number
+del prevnum
 
 cb.append(str(len(vim.buffers)))
 
@@ -581,6 +612,8 @@ try:
     next(i4)
 except StopIteration:
     cb.append('StopIteration')
+del i4
+del bnums
 EOF
 :"
 :" Test vim.{tabpage,window}list and vim.{tabpage,window} objects
@@ -622,7 +655,11 @@ for t in vim.tabpages:
                     raise ValueError
             except Exception as e:
                 cb.append('!!!!!! Error while getting attribute ' + attr + ': ' + e.__class__.__name__)
+        del aval
+        del attr
         w.cursor = (len(w.buffer), 0)
+del W
+del Cursor
 cb.append('Number of windows in current tab page: ' + str(len(vim.windows)))
 if list(vim.windows) != list(vim.current.tabpage.windows):
     cb.append('!!!!!! Windows differ')
@@ -635,6 +672,7 @@ def H(o):
 cb.append('Current tab page: ' + repr(vim.current.tabpage))
 cb.append('Current window: ' + repr(vim.current.window) + ': ' + H(vim.current.window) + ' is ' + H(vim.current.tabpage.window))
 cb.append('Current buffer: ' + repr(vim.current.buffer) + ': ' + H(vim.current.buffer) + ' is ' + H(vim.current.window.buffer)+ ' is ' + H(vim.current.tabpage.window.buffer))
+del H
 # Assigning: fails
 try:
     vim.current.window = vim.tabpages[0].window
@@ -646,6 +684,7 @@ for attr in ('window', 'tabpage', 'buffer'):
         setattr(vim.current, attr, None)
     except TypeError:
         cb.append('Type error at assigning None to vim.current.' + attr)
+del attr
 
 # Assigning: success
 vim.current.tabpage = vim.tabpages[-2]
@@ -661,8 +700,13 @@ ts = list(vim.tabpages)
 for b in vim.buffers:
     if b is not cb:
         vim.command('bwipeout! ' + str(b.number))
+del b
 cb.append('w.valid: ' + repr([w.valid for w in ws]))
 cb.append('t.valid: ' + repr([t.valid for t in ts]))
+del w
+del t
+del ts
+del ws
 EOF
 :tabonly!
 :only!
@@ -681,6 +725,8 @@ for expr, attr in (
     ('vim.current.tabpage',              'TabPage'),
 ):
     cb.append(expr + ':' + attr + ':' + repr(type(eval(expr)) is getattr(vim, attr)))
+del expr
+del attr
 EOF
 :"
 :" Test __dir__() method
@@ -706,15 +752,15 @@ EOF
 :$put =string(py3eval('vim.Dictionary(a=1)'))
 :$put =string(py3eval('vim.Dictionary(((''a'', 1),))'))
 :$put =string(py3eval('vim.List()'))
-:$put =string(py3eval('vim.List(iter(''abc''))'))
+:$put =string(py3eval('vim.List(iter(''abc7''))'))
 :$put =string(py3eval('vim.Function(''tr'')'))
 :"
 :" Test stdout/stderr
 :redir => messages
-:py3 sys.stdout.write('abc') ; sys.stdout.write('def')
-:py3 sys.stderr.write('abc') ; sys.stderr.write('def')
-:py3 sys.stdout.writelines(iter('abc'))
-:py3 sys.stderr.writelines(iter('abc'))
+:py3 sys.stdout.write('abc8') ; sys.stdout.write('def')
+:py3 sys.stderr.write('abc9') ; sys.stderr.write('def')
+:py3 sys.stdout.writelines(iter('abcA'))
+:py3 sys.stderr.writelines(iter('abcB'))
 :redir END
 :$put =string(substitute(messages, '\d\+', '', 'g'))
 :" Test subclassing
@@ -735,7 +781,7 @@ class DupList(vim.List):
         return [super(DupList, self).__getitem__(idx)] * 2
 
 dl = DupList()
-dl2 = DupList(iter('abc'))
+dl2 = DupList(iter('abcC'))
 dl.extend(dl2[0])
 
 class DupFun(vim.Function):
@@ -748,6 +794,19 @@ EOF
 :$put =string(py3eval('dl'))
 :$put =string(py3eval('dl2'))
 :$put =string(py3eval('df(2)'))
+:$put =string(py3eval('dl') is# py3eval('dl'))
+:$put =string(py3eval('dd') is# py3eval('dd'))
+:$put =string(py3eval('df'))
+:delfunction Put
+py3 << EOF
+del DupDict
+del DupList
+del DupFun
+del dd
+del dl
+del dl2
+del df
+EOF
 :"
 :" Test chdir
 py3 << EOF
@@ -761,6 +820,7 @@ cb.append(vim.eval('@%').replace(os.path.sep, '/'))
 os.chdir('testdir')
 cb.append(str(fnamemodify('.', ':p:h:t')))
 cb.append(vim.eval('@%'))
+del fnamemodify
 EOF
 :"
 :" Test errors
@@ -784,11 +844,11 @@ def ee(expr, g=globals(), l=locals()):
         cb.append(expr + '::' + repr((e.__class__, e)))
 
 d = vim.Dictionary()
-ned = vim.Dictionary(foo='bar', baz='abc')
+ned = vim.Dictionary(foo='bar', baz='abcD')
 dl = vim.Dictionary(a=1)
 dl.locked = True
 l = vim.List()
-ll = vim.List('abc')
+ll = vim.List('abcE')
 ll.locked = True
 f = vim.Function('string')
 fd = vim.Function('F')
@@ -825,11 +885,11 @@ def convertfrompyobject_test(expr, recurse=True):
     # pydict_to_tv
     stringtochars_test(expr % '{%s : 1}')
     if recurse:
-        convertfrompyobject_test(expr % '{"abc" : %s}', False)
+        convertfrompyobject_test(expr % '{"abcF" : %s}', False)
     # pymap_to_tv
     stringtochars_test(expr % 'Mapping({%s : 1})')
     if recurse:
-        convertfrompyobject_test(expr % 'Mapping({"abc" : %s})', False)
+        convertfrompyobject_test(expr % 'Mapping({"abcG" : %s})', False)
     # pyseq_to_tv
     iter_test(expr)
     return subexpr_test(expr, 'ConvertFromPyObject', (
@@ -872,7 +932,7 @@ class FailingMappingKey(object):
         raise NotImplementedError
 
     def keys(self):
-        return list("abc")
+        return list("abcH")
 
 class FailingMapping(object):
     def __getitem__(self):
@@ -914,7 +974,7 @@ cb.append("> VimStrwidth")
 ee('vim.strwidth(1)')
 cb.append("> Dictionary")
 cb.append(">> DictionaryConstructor")
-ee('vim.Dictionary("abc")')
+ee('vim.Dictionary("abcI")')
 ##! Not checked: py_dict_alloc failure
 cb.append(">> DictionarySetattr")
 ee('del d.locked')
@@ -929,6 +989,7 @@ ee('d.pop("a")')
 ee('dl.pop("a")')
 cb.append(">> DictionaryIterNext")
 ee('for i in ned: ned["a"] = 1')
+del i
 cb.append(">> DictionaryAssItem")
 ee('dl["b"] = 1')
 stringtochars_test('d[%s] = 1')
@@ -958,7 +1019,7 @@ cb.append(">> ListAssItem")
 ee('ll[1] = 2')
 ee('l[1000] = 3')
 cb.append(">> ListAssSlice")
-ee('ll[1:100] = "abc"')
+ee('ll[1:100] = "abcJ"')
 iter_test('l[:] = %s')
 convertfrompyobject_test('l[:] = [%s]')
 cb.append(">> ListConcatInPlace")
@@ -989,8 +1050,8 @@ cb.append(">> WindowSetattr")
 ee('vim.current.window.buffer = 0')
 ee('vim.current.window.cursor = (100000000, 100000000)')
 ee('vim.current.window.cursor = True')
-ee('vim.current.window.height = "abc"')
-ee('vim.current.window.width  = "abc"')
+ee('vim.current.window.height = "abcK"')
+ee('vim.current.window.width  = "abcL"')
 ee('vim.current.window.xxxxxx = True')
 cb.append("> WinList")
 cb.append(">> WinListItem")
@@ -1000,7 +1061,7 @@ cb.append(">> StringToLine (indirect)")
 ee('vim.current.buffer[0] = "\\na"')
 cb.append(">> SetBufferLine (indirect)")
 ee('vim.current.buffer[0] = True')
-cb.append(">> SetBufferLines (indirect)")
+cb.append(">> SetBufferLineList (indirect)")
 ee('vim.current.buffer[:] = True')
 ee('vim.current.buffer[:] = ["\\na", "bc"]')
 cb.append(">> InsertBufferLines (indirect)")
@@ -1018,7 +1079,7 @@ ee('vim.current.buffer.name = True')
 ee('vim.current.buffer.xxx = True')
 cb.append(">> BufferMark")
 ee('vim.current.buffer.mark(0)')
-ee('vim.current.buffer.mark("abc")')
+ee('vim.current.buffer.mark("abcM")')
 ee('vim.current.buffer.mark("!")')
 cb.append(">> BufferRange")
 ee('vim.current.buffer.range(1, 2, 3)')
@@ -1035,7 +1096,28 @@ ee('vim.current.buffer = True')
 ee('vim.current.window = True')
 ee('vim.current.tabpage = True')
 ee('vim.current.xxx = True')
+del d
+del ned
+del dl
+del l
+del ll
+del f
+del fd
+del fdel
+del subexpr_test
+del stringtochars_test
+del Mapping
+del convertfrompyobject_test
+del convertfrompymapping_test
+del iter_test
+del FailingTrue
+del FailingIter
+del FailingIterNext
+del FailingMapping
+del FailingMappingKey
+del FailingList
 EOF
+:delfunction F
 :"
 :" Test import
 py3 << EOF
@@ -1049,6 +1131,10 @@ import before
 cb.append(before.dir)
 import after
 cb.append(after.dir)
+del before
+del after
+del d
+del ddir
 EOF
 :"
 :" Test exceptions
@@ -1057,18 +1143,48 @@ EOF
 :endfun
 py3 << EOF
 Exe = vim.bindeval('function("Exe")')
-ee('vim.command("throw \'abc\'")')
+ee('vim.command("throw \'abcN\'")')
 ee('Exe("throw \'def\'")')
 ee('vim.eval("Exe(\'throw \'\'ghi\'\'\')")')
 ee('vim.eval("Exe(\'echoerr \'\'jkl\'\'\')")')
 ee('vim.eval("Exe(\'xxx_non_existent_command_xxx\')")')
 ee('vim.bindeval("Exe(\'xxx_non_existent_command_xxx\')")')
+del Exe
+EOF
+:delfunction Exe
+:"
+:" Cleanup
+py3 << EOF
+del cb
+del ee
+del sys
+del os
+del vim
 EOF
 :endfun
 :"
-:call Test()
+:fun RunTest()
+:let checkrefs = !empty($PYTHONDUMPREFS)
+:let start = getline(1, '$')
+:for i in range(checkrefs ? 10 : 1)
+:   if i != 0
+:       %d _
+:       call setline(1, start)
+:   endif
+:   call Test()
+:   if i == 0
+:       let result = getline(1, '$')
+:   endif
+:endfor
+:if checkrefs
+:   %d _
+:   call setline(1, result)
+:endif
+:endfun
 :"
-:delfunc Test
+:call RunTest()
+:delfunction RunTest
+:delfunction Test
 :call garbagecollect(1)
 :"
 :/^start:/,$wq! test.out

src/version.c

@@ -743,6 +743,26 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1233,
+/**/
+    1232,
+/**/
+    1231,
+/**/
+    1230,
+/**/
+    1229,
+/**/
+    1228,
+/**/
+    1227,
+/**/
+    1226,
+/**/
+    1225,
+/**/
+    1224,
 /**/
     1223,
 /**/

src/xxd/xxd.c

@@ -722,7 +722,7 @@ main(argc, argv)
       while ((length < 0 || p < length) && (c = getc(fp)) != EOF)
 	{
 	  if (fprintf(fpo, (hexx == hexxa) ? "%s0x%02x" : "%s0X%02X",
-		(p % cols) ? ", " : ",\n  "+2*!p,  c) < 0)
+		(p % cols) ? ", " : &",\n  "[2*!p],  c) < 0)
 	    die(3);
 	  p++;
 	}
@@ -731,7 +731,7 @@ main(argc, argv)
 
       if (p && fputs("\n", fpo) == EOF)
 	die(3);
-      if (fputs("};\n" + 3 * (fp == stdin), fpo) == EOF)
+      if (fputs(&"};\n"[3 * (fp == stdin)], fpo) == EOF)
 	die(3);
 
       if (fp != stdin)