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Overview
Comment:backout the latest merge
Downloads: Tarball | ZIP archive
Timelines: family | ancestors | descendants | both | core-8-branch
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SHA3-256: d26ad8afa0eb94420fd0bd09fc3ab3e0917f443b3f098b301ce26bd50067288b
User & Date: dgp 2018-03-14 04:45:29.627
Context
2018-03-14
05:41
cherry pick the desirable part of the merge. check-in: 74ce821bcd user: dgp tags: core-8-branch
04:45
backout the latest merge check-in: d26ad8afa0 user: dgp tags: core-8-branch
01:31
silence compiler warning check-in: cf882f9cc9 user: dgp tags: core-8-branch
01:30
merge 8.6 check-in: ad1f243d40 user: dgp tags: core-8-branch
Changes
Unified Diff Ignore Whitespace Patch
Changes to generic/tclCmdMZ.c.
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	length2 = strlen(tclDefaultTrimSet);
    } else {
	Tcl_WrongNumArgs(interp, 1, objv, "string ?chars?");
	return TCL_ERROR;
    }
    string1 = TclGetStringFromObj(objv[1], &length1);

    triml = TclTrim(string1, length1, string2, length2, &trimr);


    Tcl_SetObjResult(interp,
	    Tcl_NewStringObj(string1 + triml, length1 - triml - trimr));
    return TCL_OK;
}

/*







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	length2 = strlen(tclDefaultTrimSet);
    } else {
	Tcl_WrongNumArgs(interp, 1, objv, "string ?chars?");
	return TCL_ERROR;
    }
    string1 = TclGetStringFromObj(objv[1], &length1);

    triml = TclTrimLeft(string1, length1, string2, length2);
    trimr = TclTrimRight(string1 + triml, length1 - triml, string2, length2);

    Tcl_SetObjResult(interp,
	    Tcl_NewStringObj(string1 + triml, length1 - triml - trimr));
    return TCL_OK;
}

/*
Changes to generic/tclInt.h.
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			    Tcl_Obj *const opts[], int *flagPtr);
MODULE_SCOPE void	TclSubstParse(Tcl_Interp *interp, const char *bytes,
			    int numBytes, int flags, Tcl_Parse *parsePtr,
			    Tcl_InterpState *statePtr);
MODULE_SCOPE int	TclSubstTokens(Tcl_Interp *interp, Tcl_Token *tokenPtr,
			    int count, int *tokensLeftPtr, int line,
			    int *clNextOuter, const char *outerScript);
MODULE_SCOPE int	TclTrim(const char *bytes, int numBytes,
			    const char *trim, int numTrim, int *trimRight);
MODULE_SCOPE int	TclTrimLeft(const char *bytes, int numBytes,
			    const char *trim, int numTrim);
MODULE_SCOPE int	TclTrimRight(const char *bytes, int numBytes,
			    const char *trim, int numTrim);
MODULE_SCOPE int	TclUtfCmp(const char *cs, const char *ct);
MODULE_SCOPE int	TclUtfCasecmp(const char *cs, const char *ct);
MODULE_SCOPE int	TclUtfCount(int ch);







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			    Tcl_Obj *const opts[], int *flagPtr);
MODULE_SCOPE void	TclSubstParse(Tcl_Interp *interp, const char *bytes,
			    int numBytes, int flags, Tcl_Parse *parsePtr,
			    Tcl_InterpState *statePtr);
MODULE_SCOPE int	TclSubstTokens(Tcl_Interp *interp, Tcl_Token *tokenPtr,
			    int count, int *tokensLeftPtr, int line,
			    int *clNextOuter, const char *outerScript);


MODULE_SCOPE int	TclTrimLeft(const char *bytes, int numBytes,
			    const char *trim, int numTrim);
MODULE_SCOPE int	TclTrimRight(const char *bytes, int numBytes,
			    const char *trim, int numTrim);
MODULE_SCOPE int	TclUtfCmp(const char *cs, const char *ct);
MODULE_SCOPE int	TclUtfCasecmp(const char *cs, const char *ct);
MODULE_SCOPE int	TclUtfCount(int ch);
Changes to generic/tclOO.c.
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    /*
     * Referenced in AllocClass to increment the refCount.
     */

    fakeCls.thisPtr = &fakeObject;


    fPtr->objectCls = AllocClass(interp,
	    AllocObject(interp, "object", (Namespace *)fPtr->ooNs, NULL));
    /* Corresponding TclOODecrRefCount in KillFoudation */
    AddRef(fPtr->objectCls->thisPtr);





    /* This is why it is unnecessary in this routine to replace the
     * incremented reference count of fPtr->objectCls that was swallowed by

     * fakeObject. */
    fPtr->objectCls->superclasses.num = 0;
    ckfree(fPtr->objectCls->superclasses.list);

    fPtr->objectCls->superclasses.list = NULL;


    /* special initialization for the primordial objects */


    fPtr->objectCls->thisPtr->flags |= ROOT_OBJECT;
    fPtr->objectCls->flags |= ROOT_OBJECT;

    fPtr->classCls = AllocClass(interp,
	    AllocObject(interp, "class", (Namespace *)fPtr->ooNs, NULL));
    /* Corresponding TclOODecrRefCount in KillFoudation */
    AddRef(fPtr->classCls->thisPtr);

    /*
     * Increment reference counts for each reference because these
     * relationships can be dynamically changed.
     *

     * Corresponding TclOODecrRefCount for all incremented refcounts is in
     * KillFoundation.
     */

    /* Rewire bootstrapped objects. */
    fPtr->objectCls->thisPtr->selfCls = fPtr->classCls;
    AddRef(fPtr->objectCls->thisPtr->selfCls->thisPtr);

    fPtr->classCls->thisPtr->selfCls = fPtr->classCls;
    AddRef(fPtr->classCls->thisPtr->selfCls->thisPtr);

    fPtr->classCls->thisPtr->flags |= ROOT_CLASS;
    fPtr->classCls->flags |= ROOT_CLASS;


    /* Standard initialization for new Objects */


    TclOOAddToInstances(fPtr->objectCls->thisPtr, fPtr->classCls);
    TclOOAddToInstances(fPtr->classCls->thisPtr, fPtr->classCls);
    TclOOAddToSubclasses(fPtr->classCls, fPtr->objectCls);

    /*
     * THIS IS THE ONLY FUNCTION THAT DOES NON-STANDARD CLASS SPLICING.
     * Everything else is careful to prohibit looping.







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    /*
     * Referenced in AllocClass to increment the refCount.
     */

    fakeCls.thisPtr = &fakeObject;


    fPtr->objectCls = AllocClass(interp,
	    AllocObject(interp, "object", (Namespace *)fPtr->ooNs, NULL));

    fPtr->classCls = AllocClass(interp,
	    AllocObject(interp, "class", (Namespace *)fPtr->ooNs, NULL));

    /*
     * Rewire bootstrapped objects.
     */

    fPtr->objectCls->thisPtr->selfCls = fPtr->classCls;
    fPtr->classCls->thisPtr->selfCls = fPtr->classCls;

    AddRef(fPtr->objectCls->thisPtr);
    AddRef(fPtr->classCls->thisPtr);
    AddRef(fPtr->classCls->thisPtr->selfCls->thisPtr);
    AddRef(fPtr->objectCls->thisPtr->selfCls->thisPtr);

    /*
     * Special initialization for the primordial objects.
     */

    fPtr->objectCls->thisPtr->flags |= ROOT_OBJECT;
    fPtr->objectCls->flags |= ROOT_OBJECT;






    /*



     * This is why it is unnecessary in this routine to make up for the
     * incremented reference count of fPtr->objectCls that was sallwed by
     * fakeObject.
     */


    fPtr->objectCls->superclasses.num = 0;
    ckfree(fPtr->objectCls->superclasses.list);
    fPtr->objectCls->superclasses.list = NULL;



    fPtr->classCls->thisPtr->flags |= ROOT_CLASS;
    fPtr->classCls->flags |= ROOT_CLASS;

    /*
     * Standard initialization for new Objects.
     */

    TclOOAddToInstances(fPtr->objectCls->thisPtr, fPtr->classCls);
    TclOOAddToInstances(fPtr->classCls->thisPtr, fPtr->classCls);
    TclOOAddToSubclasses(fPtr->classCls, fPtr->objectCls);

    /*
     * THIS IS THE ONLY FUNCTION THAT DOES NON-STANDARD CLASS SPLICING.
     * Everything else is careful to prohibit looping.
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    ClientData clientData,	/* Pointer to the OO system foundation
				 * structure. */
    Tcl_Interp *interp)		/* The interpreter containing the OO system
				 * foundation. */
{
    Foundation *fPtr = GetFoundation(interp);










    TclDecrRefCount(fPtr->unknownMethodNameObj);
    TclDecrRefCount(fPtr->constructorName);
    TclDecrRefCount(fPtr->destructorName);
    TclDecrRefCount(fPtr->clonedName);
    TclDecrRefCount(fPtr->defineName);
    if (fPtr->objectCls->thisPtr->selfCls != NULL) {
	TclOODecrRefCount(fPtr->objectCls->thisPtr->selfCls->thisPtr);
    }
    if (fPtr->classCls->thisPtr->selfCls != NULL) {
	TclOODecrRefCount(fPtr->classCls->thisPtr->selfCls->thisPtr);
    }
    TclOODecrRefCount(fPtr->objectCls->thisPtr);
    TclOODecrRefCount(fPtr->classCls->thisPtr);

    ckfree(fPtr);
}

/*
 * ----------------------------------------------------------------------
 *
 * AllocObject --







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    ClientData clientData,	/* Pointer to the OO system foundation
				 * structure. */
    Tcl_Interp *interp)		/* The interpreter containing the OO system
				 * foundation. */
{
    Foundation *fPtr = GetFoundation(interp);

    /*
     * Crude mechanism to avoid leaking the Object struct of the
     * foundation components oo::object and oo::class
     *
     * Should probably be replaced with something more elegantly designed.
     */
    while (TclOODecrRefCount(fPtr->objectCls->thisPtr) == 0) {};
    while (TclOODecrRefCount(fPtr->classCls->thisPtr) == 0) {};

    TclDecrRefCount(fPtr->unknownMethodNameObj);
    TclDecrRefCount(fPtr->constructorName);
    TclDecrRefCount(fPtr->destructorName);
    TclDecrRefCount(fPtr->clonedName);
    TclDecrRefCount(fPtr->defineName);









    ckfree(fPtr);
}

/*
 * ----------------------------------------------------------------------
 *
 * AllocObject --
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	 * have to get rid of the error message from Tcl_CreateNamespace,
	 * since that's something that should not be exposed to the user.
	 */

	Tcl_ResetResult(interp);
    }

    ((Namespace *)oPtr->namespacePtr)->refCount++;

    /*
     * Make the namespace know about the helper commands. This grants access
     * to the [self] and [next] commands.
     */

  configNamespace:
    if (fPtr->helpersNs != NULL) {







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	 * have to get rid of the error message from Tcl_CreateNamespace,
	 * since that's something that should not be exposed to the user.
	 */

	Tcl_ResetResult(interp);
    }



    /*
     * Make the namespace know about the helper commands. This grants access
     * to the [self] and [next] commands.
     */

  configNamespace:
    if (fPtr->helpersNs != NULL) {
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    TclOODecrRefCount(oPtr);
    return;
}

/*
 * ----------------------------------------------------------------------
 *
 * DeleteDescendants --
 *

 *	Delete all descendants of a particular class.
 *
 * ----------------------------------------------------------------------
 */

static void
DeleteDescendants(
    Tcl_Interp *interp,		/* The interpreter containing the class. */
    Object *oPtr)		/* The object representing the class. */
{
    Class *clsPtr = oPtr->classPtr, *subclassPtr, *mixinSubclassPtr;
    Object *instancePtr;


    /*
     * Squelch classes that this class has been mixed into.
     */

    if (clsPtr->mixinSubs.num > 0) {
	while (clsPtr->mixinSubs.num > 0) {
	    mixinSubclassPtr = clsPtr->mixinSubs.list[clsPtr->mixinSubs.num-1];

	    /* This condition also covers the case where mixinSubclassPtr ==
	     * clsPtr
	     */

	    if (!Deleted(mixinSubclassPtr->thisPtr)) {
		Tcl_DeleteCommandFromToken(interp,
			mixinSubclassPtr->thisPtr->command);
	    }
	    TclOORemoveFromMixinSubs(mixinSubclassPtr, clsPtr);
	}
    }
    if (clsPtr->mixinSubs.size > 0) {
	ckfree(clsPtr->mixinSubs.list);
	clsPtr->mixinSubs.size = 0;
    }

    /*
     * Squelch subclasses of this class.
     */

    if (clsPtr->subclasses.num > 0) {
	while (clsPtr->subclasses.num > 0) {
	    subclassPtr = clsPtr->subclasses.list[clsPtr->subclasses.num-1];
	    if (!Deleted(subclassPtr->thisPtr) && !IsRoot(subclassPtr)) {
		Tcl_DeleteCommandFromToken(interp, subclassPtr->thisPtr->command);
	    }
	    TclOORemoveFromSubclasses(subclassPtr, clsPtr);
	}
    }
    if (clsPtr->subclasses.size > 0) {
	ckfree(clsPtr->subclasses.list);
	clsPtr->subclasses.list = NULL;
	clsPtr->subclasses.size = 0;
    }

    /*
     * Squelch instances of this class (includes objects we're mixed into).
     */

    if (clsPtr->instances.num > 0) {
	while (clsPtr->instances.num > 0) {
	    instancePtr = clsPtr->instances.list[clsPtr->instances.num-1];
	    /*
	     * This condition also covers the case where instancePtr == oPtr
	     */

	    if (!Deleted(instancePtr) && !IsRoot(instancePtr)) {
		Tcl_DeleteCommandFromToken(interp, instancePtr->command);
	    }
	    TclOORemoveFromInstances(instancePtr, clsPtr);
	}
    }
    if (clsPtr->instances.size > 0) {
	ckfree(clsPtr->instances.list);
	clsPtr->instances.list = NULL;
	clsPtr->instances.size = 0;
    }
}

/*
 * ----------------------------------------------------------------------
 *
 * ReleaseClassContents --
 *
 *	Tear down the special class data structure, including deleting all
 *	dependent classes and objects.
 *
 * ----------------------------------------------------------------------
 */

static void
ReleaseClassContents(
    Tcl_Interp *interp,		/* The interpreter containing the class. */
    Object *oPtr)		/* The object representing the class. */
{
    FOREACH_HASH_DECLS;







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    TclOODecrRefCount(oPtr);
    return;
}

/*
 * ----------------------------------------------------------------------
 *
 * DeleteDescendants, ReleaseClassContents --
 *
 *	Tear down the special class data structure, including deleting all
 *	dependent classes and objects.
 *
 * ----------------------------------------------------------------------
 */

static void
DeleteDescendants(
    Tcl_Interp *interp,		/* The interpreter containing the class. */
    Object *oPtr)		/* The object representing the class. */
{
    Class *clsPtr = oPtr->classPtr, *subclassPtr, *mixinSubclassPtr;
    Object *instancePtr;
    int i;

    /*
     * Squelch classes that this class has been mixed into.
     */

    FOREACH(mixinSubclassPtr, clsPtr->mixinSubs) {


	/*
	 * This condition also covers the case where mixinSubclassPtr ==
	 * clsPtr
	 */

	if (!Deleted(mixinSubclassPtr->thisPtr)) {
	    Tcl_DeleteCommandFromToken(interp,
		    mixinSubclassPtr->thisPtr->command);
	}
	i -= TclOORemoveFromMixinSubs(mixinSubclassPtr, clsPtr);




	TclOODecrRefCount(mixinSubclassPtr->thisPtr);
    }

    /*
     * Squelch subclasses of this class.
     */

    FOREACH(subclassPtr, clsPtr->subclasses) {


	if (!Deleted(subclassPtr->thisPtr) && !IsRoot(subclassPtr)) {
	    Tcl_DeleteCommandFromToken(interp, subclassPtr->thisPtr->command);
	}
	i -= TclOORemoveFromSubclasses(subclassPtr, clsPtr);





	TclOODecrRefCount(subclassPtr->thisPtr);
    }

    /*
     * Squelch instances of this class (includes objects we're mixed into).
     */

    if (!IsRootClass(oPtr)) {
	FOREACH(instancePtr, clsPtr->instances) {

	    /*
	     * This condition also covers the case where instancePtr == oPtr
	     */

	    if (!Deleted(instancePtr) && !IsRoot(instancePtr)) {
		Tcl_DeleteCommandFromToken(interp, instancePtr->command);
	    }
	    i -= TclOORemoveFromInstances(instancePtr, clsPtr);
	}
    }




}













static void
ReleaseClassContents(
    Tcl_Interp *interp,		/* The interpreter containing the class. */
    Object *oPtr)		/* The object representing the class. */
{
    FOREACH_HASH_DECLS;
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	FOREACH(filterObj, clsPtr->filters) {
	    TclDecrRefCount(filterObj);
	}
	ckfree(clsPtr->filters.list);
	clsPtr->filters.list = NULL;
	clsPtr->filters.num = 0;
    }
















    /*
     * Squelch our metadata.
     */

    if (clsPtr->metadataPtr != NULL) {
	Tcl_ObjectMetadataType *metadataTypePtr;
	ClientData value;

	FOREACH_HASH(metadataTypePtr, value, clsPtr->metadataPtr) {
	    metadataTypePtr->deleteProc(value);
	}
	Tcl_DeleteHashTable(clsPtr->metadataPtr);
	ckfree(clsPtr->metadataPtr);
	clsPtr->metadataPtr = NULL;
    }

    if (clsPtr->mixins.num) {
	FOREACH(tmpClsPtr, clsPtr->mixins) {
	    TclOORemoveFromMixinSubs(clsPtr, tmpClsPtr);
	}
	ckfree(clsPtr->mixins.list);
    }

    if (clsPtr->superclasses.num > 0) {
	FOREACH(tmpClsPtr, clsPtr->superclasses) {
	    TclOORemoveFromSubclasses(clsPtr, tmpClsPtr);
	    TclOODecrRefCount(tmpClsPtr->thisPtr);
	}
	ckfree(clsPtr->superclasses.list);
	clsPtr->superclasses.num = 0;
	clsPtr->superclasses.list = NULL;
    }

    FOREACH_HASH_VALUE(mPtr, &clsPtr->classMethods) {
	TclOODelMethodRef(mPtr);
    }
    Tcl_DeleteHashTable(&clsPtr->classMethods);
    TclOODelMethodRef(clsPtr->constructorPtr);







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	FOREACH(filterObj, clsPtr->filters) {
	    TclDecrRefCount(filterObj);
	}
	ckfree(clsPtr->filters.list);
	clsPtr->filters.list = NULL;
	clsPtr->filters.num = 0;
    }

    /*
     * Squelch our instances.
     */

    if (clsPtr->instances.num) {
	Object *oPtr;

	FOREACH(oPtr, clsPtr->instances) {
	    TclOODecrRefCount(oPtr);
	}
	ckfree(clsPtr->instances.list);
	clsPtr->instances.list = NULL;
	clsPtr->instances.num = 0;
    }

    /*
     * Squelch our metadata.
     */

    if (clsPtr->metadataPtr != NULL) {
	Tcl_ObjectMetadataType *metadataTypePtr;
	ClientData value;

	FOREACH_HASH(metadataTypePtr, value, clsPtr->metadataPtr) {
	    metadataTypePtr->deleteProc(value);
	}
	Tcl_DeleteHashTable(clsPtr->metadataPtr);
	ckfree(clsPtr->metadataPtr);
	clsPtr->metadataPtr = NULL;
    }


    FOREACH(tmpClsPtr, clsPtr->mixins) {
	TclOORemoveFromMixinSubs(clsPtr, tmpClsPtr);
    }




    FOREACH(tmpClsPtr, clsPtr->superclasses) {
	TclOORemoveFromSubclasses(clsPtr, tmpClsPtr);





    }

    FOREACH_HASH_VALUE(mPtr, &clsPtr->classMethods) {
	TclOODelMethodRef(mPtr);
    }
    Tcl_DeleteHashTable(&clsPtr->classMethods);
    TclOODelMethodRef(clsPtr->constructorPtr);
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233

1234
1235
1236
1237
1238
1239
1240

    /*
     * TODO: Should this be protected with a * !IsRoot() condition?
     */

    TclOORemoveFromInstances(oPtr, oPtr->selfCls);

    if (oPtr->mixins.num > 0) {
	FOREACH(mixinPtr, oPtr->mixins) {
	    TclOORemoveFromInstances(oPtr, mixinPtr);
	}

	ckfree(oPtr->mixins.list);
    }

    FOREACH(filterObj, oPtr->filters) {
	TclDecrRefCount(filterObj);
    }
    if (i) {







<
|
|
|
>







1200
1201
1202
1203
1204
1205
1206

1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217

    /*
     * TODO: Should this be protected with a * !IsRoot() condition?
     */

    TclOORemoveFromInstances(oPtr, oPtr->selfCls);


    FOREACH(mixinPtr, oPtr->mixins) {
	i -= TclOORemoveFromInstances(oPtr, mixinPtr);
    }
    if (i) {
	ckfree(oPtr->mixins.list);
    }

    FOREACH(filterObj, oPtr->filters) {
	TclDecrRefCount(filterObj);
    }
    if (i) {
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
	ReleaseClassContents(interp, oPtr);
    }

    /*
     * Delete the object structure itself.
     */

    TclNsDecrRefCount((Namespace *)oPtr->namespacePtr);
    oPtr->namespacePtr = NULL;
    TclOODecrRefCount(oPtr->selfCls->thisPtr);
    oPtr->selfCls = NULL;
    TclOODecrRefCount(oPtr);
    return;
}

/*
 * ----------------------------------------------------------------------







<

<







1272
1273
1274
1275
1276
1277
1278

1279

1280
1281
1282
1283
1284
1285
1286
	ReleaseClassContents(interp, oPtr);
    }

    /*
     * Delete the object structure itself.
     */


    oPtr->namespacePtr = NULL;

    oPtr->selfCls = NULL;
    TclOODecrRefCount(oPtr);
    return;
}

/*
 * ----------------------------------------------------------------------
1320
1321
1322
1323
1324
1325
1326

1327
1328





1329
1330
1331
1332
1333
1334
1335
 */

int
TclOODecrRefCount(
    Object *oPtr)
{
    if (oPtr->refCount-- <= 1) {


	if (oPtr->classPtr != NULL) {





	    ckfree(oPtr->classPtr);
	}
	ckfree(oPtr);
	return 1;
    }
    return 0;
}







>


>
>
>
>
>







1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
 */

int
TclOODecrRefCount(
    Object *oPtr)
{
    if (oPtr->refCount-- <= 1) {
	Class *clsPtr = oPtr->classPtr;

	if (oPtr->classPtr != NULL) {
	    ckfree(clsPtr->superclasses.list);
	    ckfree(clsPtr->subclasses.list);
	    ckfree(clsPtr->instances.list);
	    ckfree(clsPtr->mixinSubs.list);
	    ckfree(clsPtr->mixins.list);
	    ckfree(oPtr->classPtr);
	}
	ckfree(oPtr);
	return 1;
    }
    return 0;
}
1349
1350
1351
1352
1353
1354
1355




1356
1357
1358
1359
1360
1361
1362
TclOORemoveFromInstances(
    Object *oPtr,		/* The instance to remove. */
    Class *clsPtr)		/* The class (possibly) containing the
				 * reference to the instance. */
{
    int i, res = 0;
    Object *instPtr;





    FOREACH(instPtr, clsPtr->instances) {
	if (oPtr == instPtr) {
	    RemoveItem(Object, clsPtr->instances, i);
	    TclOODecrRefCount(oPtr);
	    res++;
	    break;







>
>
>
>







1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
TclOORemoveFromInstances(
    Object *oPtr,		/* The instance to remove. */
    Class *clsPtr)		/* The class (possibly) containing the
				 * reference to the instance. */
{
    int i, res = 0;
    Object *instPtr;

    if (Deleted(clsPtr->thisPtr)) {
	return res;
    }

    FOREACH(instPtr, clsPtr->instances) {
	if (oPtr == instPtr) {
	    RemoveItem(Object, clsPtr->instances, i);
	    TclOODecrRefCount(oPtr);
	    res++;
	    break;
1411
1412
1413
1414
1415
1416
1417




1418
1419
1420
1421
1422
1423
1424
TclOORemoveFromSubclasses(
    Class *subPtr,		/* The subclass to remove. */
    Class *superPtr)		/* The superclass to possibly remove the
				 * subclass reference from. */
{
    int i, res = 0;
    Class *subclsPtr;





    FOREACH(subclsPtr, superPtr->subclasses) {
	if (subPtr == subclsPtr) {
	    RemoveItem(Class, superPtr->subclasses, i);
	    TclOODecrRefCount(subPtr->thisPtr);
	    res++;
	}







>
>
>
>







1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
TclOORemoveFromSubclasses(
    Class *subPtr,		/* The subclass to remove. */
    Class *superPtr)		/* The superclass to possibly remove the
				 * subclass reference from. */
{
    int i, res = 0;
    Class *subclsPtr;

    if (Deleted(superPtr->thisPtr)) {
	return res;
    }

    FOREACH(subclsPtr, superPtr->subclasses) {
	if (subPtr == subclsPtr) {
	    RemoveItem(Class, superPtr->subclasses, i);
	    TclOODecrRefCount(subPtr->thisPtr);
	    res++;
	}
1475
1476
1477
1478
1479
1480
1481




1482
1483
1484
1485
1486
1487
1488
TclOORemoveFromMixinSubs(
    Class *subPtr,		/* The subclass to remove. */
    Class *superPtr)		/* The superclass to possibly remove the
				 * subclass reference from. */
{
    int i, res = 0;
    Class *subclsPtr;





    FOREACH(subclsPtr, superPtr->mixinSubs) {
	if (subPtr == subclsPtr) {
	    RemoveItem(Class, superPtr->mixinSubs, i);
	    TclOODecrRefCount(subPtr->thisPtr);
	    res++;
	    break;







>
>
>
>







1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
TclOORemoveFromMixinSubs(
    Class *subPtr,		/* The subclass to remove. */
    Class *superPtr)		/* The superclass to possibly remove the
				 * subclass reference from. */
{
    int i, res = 0;
    Class *subclsPtr;

    if (Deleted(superPtr->thisPtr)) {
	return res;
    }

    FOREACH(subclsPtr, superPtr->mixinSubs) {
	if (subPtr == subclsPtr) {
	    RemoveItem(Class, superPtr->mixinSubs, i);
	    TclOODecrRefCount(subPtr->thisPtr);
	    res++;
	    break;
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797

    /*
     * Create the object.
     */

    oPtr = AllocObject(interp, simpleName, nsPtr, nsNameStr);
    oPtr->selfCls = classPtr;
    AddRef(classPtr->thisPtr);
    TclOOAddToInstances(oPtr, classPtr);

    /*
     * Check to see if we're really creating a class. If so, allocate the
     * class structure as well.
     */








<







1776
1777
1778
1779
1780
1781
1782

1783
1784
1785
1786
1787
1788
1789

    /*
     * Create the object.
     */

    oPtr = AllocObject(interp, simpleName, nsPtr, nsNameStr);
    oPtr->selfCls = classPtr;

    TclOOAddToInstances(oPtr, classPtr);

    /*
     * Check to see if we're really creating a class. If so, allocate the
     * class structure as well.
     */

2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
		    ckalloc(sizeof(Class *) * clsPtr->superclasses.num);
	}
	memcpy(cls2Ptr->superclasses.list, clsPtr->superclasses.list,
		sizeof(Class *) * clsPtr->superclasses.num);
	cls2Ptr->superclasses.num = clsPtr->superclasses.num;
	FOREACH(superPtr, cls2Ptr->superclasses) {
	    TclOOAddToSubclasses(cls2Ptr, superPtr);

	    /* For the new item in cls2Ptr->superclasses that memcpy just
	     * created
	     */
	    AddRef(superPtr->thisPtr);
	}

	/*
	 * Duplicate the source class's filters.
	 */

	DUPLICATE(cls2Ptr->filters, clsPtr->filters, Tcl_Obj *);







<
<
<
<
<







2021
2022
2023
2024
2025
2026
2027





2028
2029
2030
2031
2032
2033
2034
		    ckalloc(sizeof(Class *) * clsPtr->superclasses.num);
	}
	memcpy(cls2Ptr->superclasses.list, clsPtr->superclasses.list,
		sizeof(Class *) * clsPtr->superclasses.num);
	cls2Ptr->superclasses.num = clsPtr->superclasses.num;
	FOREACH(superPtr, cls2Ptr->superclasses) {
	    TclOOAddToSubclasses(cls2Ptr, superPtr);





	}

	/*
	 * Duplicate the source class's filters.
	 */

	DUPLICATE(cls2Ptr->filters, clsPtr->filters, Tcl_Obj *);
Changes to generic/tclOODefineCmds.c.
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190




1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201


    /*
     * Set the object's class.
     */

    if (oPtr->selfCls != clsPtr) {

	TclOORemoveFromInstances(oPtr, oPtr->selfCls);
	TclOODecrRefCount(oPtr->selfCls->thisPtr);




	oPtr->selfCls = clsPtr;
	AddRef(oPtr->selfCls->thisPtr);
	TclOOAddToInstances(oPtr, oPtr->selfCls);

	if (oPtr->classPtr != NULL) {
	    BumpGlobalEpoch(interp, oPtr->classPtr);
	} else {
	    oPtr->epoch++;
	}
    }
    return TCL_OK;







<

|
>
>
>
>

|

<







1181
1182
1183
1184
1185
1186
1187

1188
1189
1190
1191
1192
1193
1194
1195
1196

1197
1198
1199
1200
1201
1202
1203


    /*
     * Set the object's class.
     */

    if (oPtr->selfCls != clsPtr) {

	TclOORemoveFromInstances(oPtr, oPtr->selfCls);

	/*
	 * Reference count already incremented a few lines up.
	 */

	oPtr->selfCls = clsPtr;

	TclOOAddToInstances(oPtr, oPtr->selfCls);

	if (oPtr->classPtr != NULL) {
	    BumpGlobalEpoch(interp, oPtr->classPtr);
	} else {
	    oPtr->epoch++;
	}
    }
    return TCL_OK;
2228
2229
2230
2231
2232
2233
2234





2235
2236
2237
2238
2239
2240
2241
	superclasses = ckrealloc(superclasses, sizeof(Class *));
	if (TclOOIsReachable(oPtr->fPtr->classCls, oPtr->classPtr)) {
	    superclasses[0] = oPtr->fPtr->classCls;
	} else {
	    superclasses[0] = oPtr->fPtr->objectCls;
	}
	superc = 1;





	AddRef(superclasses[0]->thisPtr);
    } else {
	for (i=0 ; i<superc ; i++) {
	    superclasses[i] = GetClassInOuterContext(interp, superv[i],
		    "only a class can be a superclass");
	    if (superclasses[i] == NULL) {
		i--;







>
>
>
>
>







2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
	superclasses = ckrealloc(superclasses, sizeof(Class *));
	if (TclOOIsReachable(oPtr->fPtr->classCls, oPtr->classPtr)) {
	    superclasses[0] = oPtr->fPtr->classCls;
	} else {
	    superclasses[0] = oPtr->fPtr->objectCls;
	}
	superc = 1;

	/*
	 * Corresponding TclOODecrRefCount is near the end of this function.
	 */

	AddRef(superclasses[0]->thisPtr);
    } else {
	for (i=0 ; i<superc ; i++) {
	    superclasses[i] = GetClassInOuterContext(interp, superv[i],
		    "only a class can be a superclass");
	    if (superclasses[i] == NULL) {
		i--;
2284
2285
2286
2287
2288
2289
2290






2291
2292
2293
2294
2295
2296
2297
	}
	ckfree(oPtr->classPtr->superclasses.list);
    }
    oPtr->classPtr->superclasses.list = superclasses;
    oPtr->classPtr->superclasses.num = superc;
    FOREACH(superPtr, oPtr->classPtr->superclasses) {
	TclOOAddToSubclasses(oPtr->classPtr, superPtr);






    }
    BumpGlobalEpoch(interp, oPtr->classPtr);

    return TCL_OK;
}

/*







>
>
>
>
>
>







2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
	}
	ckfree(oPtr->classPtr->superclasses.list);
    }
    oPtr->classPtr->superclasses.list = superclasses;
    oPtr->classPtr->superclasses.num = superc;
    FOREACH(superPtr, oPtr->classPtr->superclasses) {
	TclOOAddToSubclasses(oPtr->classPtr, superPtr);

	/*
	 * To account for the AddRef() earlier in this function.
	 */

	TclOODecrRefCount(superPtr->thisPtr);
    }
    BumpGlobalEpoch(interp, oPtr->classPtr);

    return TCL_OK;
}

/*
Changes to generic/tclUtil.c.
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
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1661
1662
1663
1664
1665
1666
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1669
1670
1671
1672
1673
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1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709












1710
1711
1712
1713
1714
1715
1716
    return (char) ch;
}
#endif /* !TCL_NO_DEPRECATED */

/*
 *----------------------------------------------------------------------
 *
 * UtfWellFormedEnd --
 *	Checks the end of utf string is malformed, if yes - wraps bytes
 *	to the given buffer (as well-formed NTS string).  The buffer
 *	argument should be initialized by the caller and ready to use.
 *
 * Results:
 *	The bytes with well-formed end of the string.
 *
 * Side effects:
 *	Buffer (DString) may be allocated, so must be released.
 *
 *----------------------------------------------------------------------
 */

static inline const char*
UtfWellFormedEnd(
    Tcl_DString *buffer,	/* Buffer used to hold well-formed string. */
    const char *bytes,		/* Pointer to the beginning of the string. */
    int length)			/* Length of the string. */
{
    const char *l = bytes + length;
    const char *p = Tcl_UtfPrev(l, bytes);

    if (Tcl_UtfCharComplete(p, l - p)) {
	return bytes;
    }
    /* 
     * Malformed utf-8 end, be sure we've NTS to safe compare of end-character,
     * avoid segfault by access violation out of range.
     */
    Tcl_DStringAppend(buffer, bytes, length);
    return Tcl_DStringValue(buffer);
}
/*
 *----------------------------------------------------------------------
 *
 * TclTrimRight --
 *	Takes two counted strings in the Tcl encoding.  Conceptually
 *	finds the sub string (offset) to trim from the right side of the
 *	first string all characters found in the second string.
 *
 * Results:
 *	The number of bytes to be removed from the end of the string.
 *
 * Side effects:
 *	None.
 *
 *----------------------------------------------------------------------
 */

static inline int
TrimRight(
    const char *bytes,		/* String to be trimmed... */
    int numBytes,		/* ...and its length in bytes */
    const char *trim,		/* String of trim characters... */
    int numTrim)		/* ...and its length in bytes */
{
    const char *p = bytes + numBytes;
    int pInc;
    Tcl_UniChar ch1 = 0, ch2 = 0;













    /*
     * Outer loop: iterate over string to be trimmed.
     */

    do {
	const char *q = trim;







<
<
<
<
<
<
<
<
<
<
<
<
<
|
<
<
<
<
<
<
<
<
|
<
<
<
<
<
<
<
<
<
<
<
<
<
<
|
|
|










|
|








>
>
>
>
>
>
>
>
>
>
>
>







1643
1644
1645
1646
1647
1648
1649













1650








1651














1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
    return (char) ch;
}
#endif /* !TCL_NO_DEPRECATED */

/*
 *----------------------------------------------------------------------
 *













 * TclTrimRight --








 *














 *	Takes two counted strings in the Tcl encoding which must both be null
 *	terminated. Conceptually trims from the right side of the first string
 *	all characters found in the second string.
 *
 * Results:
 *	The number of bytes to be removed from the end of the string.
 *
 * Side effects:
 *	None.
 *
 *----------------------------------------------------------------------
 */

int
TclTrimRight(
    const char *bytes,		/* String to be trimmed... */
    int numBytes,		/* ...and its length in bytes */
    const char *trim,		/* String of trim characters... */
    int numTrim)		/* ...and its length in bytes */
{
    const char *p = bytes + numBytes;
    int pInc;
    Tcl_UniChar ch1 = 0, ch2 = 0;

    if ((bytes[numBytes] != '\0') || (trim[numTrim] != '\0')) {
	Tcl_Panic("TclTrimRight works only on null-terminated strings");
    }

    /*
     * Empty strings -> nothing to do.
     */

    if ((numBytes == 0) || (numTrim == 0)) {
	return 0;
    }

    /*
     * Outer loop: iterate over string to be trimmed.
     */

    do {
	const char *q = trim;
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807












1808
1809
1810
1811
1812
1813
1814
	    p += pInc;
	    break;
	}
    } while (p > bytes);

    return numBytes - (p - bytes);
}

int
TclTrimRight(
    const char *bytes,	/* String to be trimmed... */
    int numBytes,	/* ...and its length in bytes */
    const char *trim,	/* String of trim characters... */
    int numTrim)	/* ...and its length in bytes */
{
    int res;
    Tcl_DString bytesBuf, trimBuf;

    /* Empty strings -> nothing to do */
    if ((numBytes == 0) || (numTrim == 0)) {
	return 0;
    }

    Tcl_DStringInit(&bytesBuf);
    Tcl_DStringInit(&trimBuf);
    bytes = UtfWellFormedEnd(&bytesBuf, bytes, numBytes);
    trim = UtfWellFormedEnd(&trimBuf, trim, numTrim);

    res = TrimRight(bytes, numBytes, trim, numTrim);
    if (res > numBytes) {
	res = numBytes;
    }

    Tcl_DStringFree(&bytesBuf);
    Tcl_DStringFree(&trimBuf);

    return res;
}

/*
 *----------------------------------------------------------------------
 *
 * TclTrimLeft --
 *
 *	Takes two counted strings in the Tcl encoding.  Conceptually
 *	finds the sub string (offset) to trim from the left side of the
 *	first string all characters found in the second string.
 *
 * Results:
 *	The number of bytes to be removed from the start of the string.
 *
 * Side effects:
 *	None.
 *
 *----------------------------------------------------------------------
 */

static inline int
TrimLeft(
    const char *bytes,		/* String to be trimmed... */
    int numBytes,		/* ...and its length in bytes */
    const char *trim,		/* String of trim characters... */
    int numTrim)		/* ...and its length in bytes */
{
    const char *p = bytes;
	Tcl_UniChar ch1 = 0, ch2 = 0;













    /*
     * Outer loop: iterate over string to be trimmed.
     */

    do {
	int pInc = TclUtfToUniChar(p, &ch1);







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	    p += pInc;
	    break;
	}
    } while (p > bytes);

    return numBytes - (p - bytes);
}
































/*
 *----------------------------------------------------------------------
 *
 * TclTrimLeft --
 *
 *	Takes two counted strings in the Tcl encoding which must both be null
 *	terminated. Conceptually trims from the left side of the first string
 *	all characters found in the second string.
 *
 * Results:
 *	The number of bytes to be removed from the start of the string.
 *
 * Side effects:
 *	None.
 *
 *----------------------------------------------------------------------
 */

int
TclTrimLeft(
    const char *bytes,		/* String to be trimmed... */
    int numBytes,		/* ...and its length in bytes */
    const char *trim,		/* String of trim characters... */
    int numTrim)		/* ...and its length in bytes */
{
    const char *p = bytes;
	Tcl_UniChar ch1 = 0, ch2 = 0;

    if ((bytes[numBytes] != '\0') || (trim[numTrim] != '\0')) {
	Tcl_Panic("TclTrimLeft works only on null-terminated strings");
    }

    /*
     * Empty strings -> nothing to do.
     */

    if ((numBytes == 0) || (numTrim == 0)) {
	return 0;
    }

    /*
     * Outer loop: iterate over string to be trimmed.
     */

    do {
	int pInc = TclUtfToUniChar(p, &ch1);
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	     */

	    break;
	}

	p += pInc;
	numBytes -= pInc;
    } while (numBytes > 0);

    return p - bytes;
}

int
TclTrimLeft(
    const char *bytes,	/* String to be trimmed... */
    int numBytes,	/* ...and its length in bytes */
    const char *trim,	/* String of trim characters... */
    int numTrim)	/* ...and its length in bytes */
{
    int res;
    Tcl_DString bytesBuf, trimBuf;

    /* Empty strings -> nothing to do */
    if ((numBytes == 0) || (numTrim == 0)) {
	return 0;
    }

    Tcl_DStringInit(&bytesBuf);
    Tcl_DStringInit(&trimBuf);
    bytes = UtfWellFormedEnd(&bytesBuf, bytes, numBytes);
    trim = UtfWellFormedEnd(&trimBuf, trim, numTrim);

    res = TrimLeft(bytes, numBytes, trim, numTrim);
    if (res > numBytes) {
	res = numBytes;
    }

    Tcl_DStringFree(&bytesBuf);
    Tcl_DStringFree(&trimBuf);

    return res;
}

/*
 *----------------------------------------------------------------------
 *
 * TclTrim --
 *	Finds the sub string (offset) to trim from both sides of the
 *	first string all characters found in the second string.
 *
 * Results:
 *	The number of bytes to be removed from the start of the string
 *
 * Side effects:
 *	None.
 *
 *----------------------------------------------------------------------
 */

int
TclTrim(
    const char *bytes,	/* String to be trimmed... */
    int numBytes,	/* ...and its length in bytes */
    const char *trim,	/* String of trim characters... */
    int numTrim,	/* ...and its length in bytes */
    int *trimRight)		/* Offset from the end of the string. */
{
    int trimLeft;
    Tcl_DString bytesBuf, trimBuf;

    /* Empty strings -> nothing to do */
    if ((numBytes == 0) || (numTrim == 0)) {
	*trimRight = 0;
	return 0;
    }

    Tcl_DStringInit(&bytesBuf);
    Tcl_DStringInit(&trimBuf);
    bytes = UtfWellFormedEnd(&bytesBuf, bytes, numBytes);
    trim = UtfWellFormedEnd(&trimBuf, trim, numTrim);

    trimLeft = TrimLeft(bytes, numBytes, trim, numTrim);
    if (trimLeft > numBytes) {
	trimLeft = numBytes;
    }
    numBytes -= trimLeft;
    *trimRight = 0;
    if (numBytes) {
	bytes += trimLeft;
	*trimRight = TrimRight(bytes, numBytes, trim, numTrim);
	if (*trimRight > numBytes) {
	    *trimRight = numBytes;
	}
    }

    Tcl_DStringFree(&bytesBuf);
    Tcl_DStringFree(&trimBuf);

    return trimLeft;
}

/*
 *----------------------------------------------------------------------
 *
 * Tcl_Concat --
 *
 *	Concatenate a set of strings into a single large string.







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	     */

	    break;
	}

	p += pInc;
	numBytes -= pInc;
    } while (numBytes);

    return p - bytes;
}


























































































/*
 *----------------------------------------------------------------------
 *
 * Tcl_Concat --
 *
 *	Concatenate a set of strings into a single large string.
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    /*
     * All element bytes + (argc - 1) spaces + 1 terminating NULL.
     */

    result = ckalloc((unsigned) (bytesNeeded + argc));

    for (p = result, i = 0;  i < argc;  i++) {
	int triml, trimr, elemLength;
	const char *element;

	element = argv[i];
	elemLength = strlen(argv[i]);


	/* Trim away the leading/trailing whitespace. */


	triml = TclTrim(element, elemLength, CONCAT_TRIM_SET,
		CONCAT_WS_SIZE, &trimr);
	element += triml;
	elemLength -= triml + trimr;



	/* Do not permit trimming to expose a final backslash character. */




	elemLength += trimr && (element[elemLength - 1] == '\\');


	/*
	 * If we're left with empty element after trimming, do nothing.
	 */

	if (elemLength == 0) {
	    continue;







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    /*
     * All element bytes + (argc - 1) spaces + 1 terminating NULL.
     */

    result = ckalloc((unsigned) (bytesNeeded + argc));

    for (p = result, i = 0;  i < argc;  i++) {
	int trim, elemLength;
	const char *element;

	element = argv[i];
	elemLength = strlen(argv[i]);

	/*
	 * Trim away the leading whitespace.
	 */

	trim = TclTrimLeft(element, elemLength, CONCAT_TRIM_SET,
		CONCAT_WS_SIZE);
	element += trim;
	elemLength -= trim;

	/*
	 * Trim away the trailing whitespace. Do not permit trimming to expose
	 * a final backslash character.
	 */

	trim = TclTrimRight(element, elemLength, CONCAT_TRIM_SET,
		CONCAT_WS_SIZE);
	trim -= trim && (element[elemLength - trim - 1] == '\\');
	elemLength -= trim;

	/*
	 * If we're left with empty element after trimming, do nothing.
	 */

	if (elemLength == 0) {
	    continue;
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     */

    TclNewObj(resPtr);
    (void) Tcl_AttemptSetObjLength(resPtr, bytesNeeded + objc - 1);
    Tcl_SetObjLength(resPtr, 0);

    for (i = 0;  i < objc;  i++) {
	int triml, trimr;

	element = TclGetStringFromObj(objv[i], &elemLength);


	/* Trim away the leading/trailing whitespace. */


	triml = TclTrim(element, elemLength, CONCAT_TRIM_SET,
		CONCAT_WS_SIZE, &trimr);
	element += triml;
	elemLength -= triml + trimr;



	/* Do not permit trimming to expose a final backslash character. */




	elemLength += trimr && (element[elemLength - 1] == '\\');


	/*
	 * If we're left with empty element after trimming, do nothing.
	 */

	if (elemLength == 0) {
	    continue;







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     */

    TclNewObj(resPtr);
    (void) Tcl_AttemptSetObjLength(resPtr, bytesNeeded + objc - 1);
    Tcl_SetObjLength(resPtr, 0);

    for (i = 0;  i < objc;  i++) {
	int trim;

	element = TclGetStringFromObj(objv[i], &elemLength);

	/*
	 * Trim away the leading whitespace.
	 */

	trim = TclTrimLeft(element, elemLength, CONCAT_TRIM_SET,
		CONCAT_WS_SIZE);
	element += trim;
	elemLength -= trim;

	/*
	 * Trim away the trailing whitespace. Do not permit trimming to expose
	 * a final backslash character.
	 */

	trim = TclTrimRight(element, elemLength, CONCAT_TRIM_SET,
		CONCAT_WS_SIZE);
	trim -= trim && (element[elemLength - trim - 1] == '\\');
	elemLength -= trim;

	/*
	 * If we're left with empty element after trimming, do nothing.
	 */

	if (elemLength == 0) {
	    continue;
Changes to tests/oo.test.
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test oo-0.4 {basic test of OO's ability to clean up its initial state} -body {
    leaktest {
	oo::class create foo
	foo new
	foo destroy
    }
} -constraints memory -result 0
test oo-0.5.1 {testing object foundation cleanup} memory {
    leaktest {
	interp create foo
	interp delete foo
    }
} 0
test oo-0.5.2 {testing literal leak on interp delete} memory {
    leaktest {
	interp create foo
	foo eval {oo::object new}
	interp delete foo
    }
} 0
test oo-0.6 {cleaning the core class pair; way #1} -setup {







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test oo-0.4 {basic test of OO's ability to clean up its initial state} -body {
    leaktest {
	oo::class create foo
	foo new
	foo destroy
    }
} -constraints memory -result 0






test oo-0.5 {testing literal leak on interp delete} memory {
    leaktest {
	interp create foo
	foo eval {oo::object new}
	interp delete foo
    }
} 0
test oo-0.6 {cleaning the core class pair; way #1} -setup {