Free the data. Only if data is not NULL and size !=0; It is a way to not...

Free the data. Only if data is not NULL and size !=0; It is a way to not delete data we want to keep.

include/blc_mem.h

@@ -53,7 +53,7 @@ typedef struct blc_mem {
     blc_mem();
     /** Create and allocate memory of size size */
     blc_mem(size_t size);
-    /// Free the data
+    /// Free the data. Only if data is not NULL and size !=0; It is a way to not delete data we want to keep.
     ~blc_mem();
     /**really allocates the data of size previously set*/
     void allocate();

src/blc_mem.cpp

@@ -28,8 +28,11 @@ blc_mem::blc_mem(size_t size)
 }
 
 blc_mem::~blc_mem(){
-    if (data) FREE(data); //Problem if the memory is static or does not belong to the blc_mem.
-    size=0;
+    if ((data) && (size))
+    {
+        FREE(data); 
+        size=0;
+    }
 }
 
 void blc_mem::allocate(){