Changeset 6a8ac0b for doc/generic_types/evaluation/c-stack.c

Timestamp:

Apr 25, 2017, 8:21:10 AM (6 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

aaron-thesis, arm-eh, cleanup-dtors, deferred_resn, demangler, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, new-env, no_list, persistent-indexer, pthread-emulation, qualifiedEnum, resolv-new, with_gc

Children:

89a9be2

Parents:

b3d70eba

Message:

more cleanup

File:

• doc/generic_types/evaluation/c-stack.c (modified) (2 diffs)

doc/generic_types/evaluation/c-stack.c

@@ -11 +11 @@
 void copy_stack(struct stack* s, const struct stack* t, void* (*copy)(const void*)) {
         struct stack_node** crnt = &s->head;
-        struct stack_node* next = t->head;
-        while ( next ) {
+        for ( struct stack_node* next = t->head; next; next = next->next ) {
                 *crnt = malloc(sizeof(struct stack_node)); /***/
                 **crnt = (struct stack_node){ copy(next->value) }; /***/
                 crnt = &(*crnt)->next;
-                next = next->next;
         }
         *crnt = 0;
@@ -22 +20 @@
 
 void clear_stack(struct stack* s, void (*free_el)(void*)) {
-        struct stack_node* next = s->head;
-        while ( next ) {
+    for ( struct stack_node* next = s->head; next; ) {
                 struct stack_node* crnt = next;
                 next = crnt->next;