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libobjc2
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Don't crash when trying to synchronize on nil (but don't do anything sensible either).

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theraven 13 years ago
parent 8979f19f1d
commit d838f7ad28
1 changed files with 2 additions and 2 deletions
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4
associate.m
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@ -361,7 +361,7 @@ PRIVATE void gc_setTypeForClass(Class cls, void *type)
int objc_sync_enter(id object) int objc_sync_enter(id object)
{ {
if (isSmallObject(object)) { return 0; } if ((object == 0) || isSmallObject(object)) { return 0; }
struct reference_list *list = referenceListForObject(object, YES); struct reference_list *list = referenceListForObject(object, YES);
LOCK(&list->lock); LOCK(&list->lock);
return 0; return 0;
@ -369,7 +369,7 @@ int objc_sync_enter(id object)
int objc_sync_exit(id object) int objc_sync_exit(id object)
{ {
if (isSmallObject(object)) { return 0; } if ((object == 0) || isSmallObject(object)) { return 0; }
struct reference_list *list = referenceListForObject(object, NO); struct reference_list *list = referenceListForObject(object, NO);
if (NULL != list) if (NULL != list)
{ {

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