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Introduce size_ptr to store pointer and size of the object, and VLATO_prt to store pointers to Variable Length Array-Terminated objects

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Original file line number	Diff line number	Diff line change
`@@ -76,4 +76,46 @@ max precision`
`76`	`76`	`"%.999g", __val);`
`77`	`77`	`}`
`78`	`78`
	`79`	`+`
	`80`	`+template<classT>classsized_ptr`
	`81`	`+{`
	`82`	`+private:`
	`83`	`+ T* _ptr{nullptr};`
	`84`	`+size_t _size;`
	`85`	`+public:`
	`86`	`+`
	`87`	`+operator T*()const {return _ptr;};`
	`88`	`+size_tsize() {return _size;};`
	`89`	`+sized_ptr(T* ptr,size_t size): _ptr{ptr}, _size{size} {};`
	`90`	`+~sized_ptr() {if (_ptr)free(_ptr);};`
	`91`	`+};`
	`92`	`+`
	`93`	`+template<classT,classArrayT>classVLATO_ptr`
	`94`	`+{`
	`95`	`+private:`
	`96`	`+ T* _ptr{nullptr};`
	`97`	`+size_t _length;`
	`98`	`+public:`
	`99`	`+`
	`100`	`+operator T*()const {return _ptr;};`
	`101`	`+operator sized_ptr<T>() {sized_ptr<T>res(_ptr,size()); _ptr=NULL;return res;};`
	`102`	`+`
	`103`	`+size_tlength() {return _length;};`
	`104`	`+size_tsize() {returnsizeof(T) + _length *sizeof(ArrayT);};`
	`105`	`+VLATO_ptr(size_t length);`
	`106`	`+VLATO_ptr(T* ptr,size_t length): _ptr{ptr}, _length{length} {};`
	`107`	`+~VLATO_ptr() {if (_ptr)free(_ptr);}`
	`108`	`+};`
	`109`	`+`
	`110`	`+`
	`111`	`+template<classT,classArrayT>`
	`112`	`+VLATO_ptr<T,ArrayT>::VLATO_ptr(size_t length)`
	`113`	`+{`
	`114`	`+ _ptr = (T)malloc(sizeof(T) +sizeof(ArrayT) length);`
	`115`	`+ _length = length;`
	`116`	`+}`
	`117`	`+`
	`118`	`+`
	`119`	`+`
	`120`	`+`
`79`	`121`	`#endif/HELPERS_H/`

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