Changes in doc/papers/general/evaluation/cpp-vstack.cpp [4c80a75:860f19f]

File:

• doc/papers/general/evaluation/cpp-vstack.cpp (modified) (2 diffs)

doc/papers/general/evaluation/cpp-vstack.cpp

@@ -4 +4 @@
 stack::node::node( const object & v, node * n ) : value( v.new_copy() ), next( n ) {}
 
-void stack::copy( const stack & o ) {
-        node ** cr = &head;
-        for ( node * nx = o.head; nx; nx = nx->next ) {
-                *cr = new node{ *nx->value }; /***/
-                cr = &(*cr)->next;
+void stack::clear() {
+        for ( node * next = head; next; ) {
+                node * crnt = next;
+                next = crnt->next;
+                delete crnt;
         }
-        *cr = nullptr;
+        head = nullptr;
 }
 
-void stack::clear() {
-        for ( node * nx = head; nx; ) {
-                node * cr = nx;
-                nx = cr->next;
-                delete cr;
+void stack::copy( const stack & o ) {
+        node ** crnt = &head;
+        for ( node * next = o.head; next; next = next->next ) {
+                *crnt = new node{ *next->value }; /***/
+                crnt = &(*crnt)->next;
         }
-        head = nullptr;
+        *crnt = nullptr;
 }
 
@@ -33 +33 @@
 }
 
-bool stack::empty() const {
-        return head == nullptr;
-}
+bool stack::empty() const { return head == nullptr; }
 
-void stack::push( const object & value ) {
-        head = new node{ value, head }; /***/
-}
+void stack::push( const object & value ) { head = new node{ value, head }; /***/ }
 
 ptr<object> stack::pop() {