Changes in doc/papers/concurrency/examples/Fib3.c [a573c22:466fa01]

File:

• doc/papers/concurrency/examples/Fib3.c (modified) (1 diff)

doc/papers/concurrency/examples/Fib3.c

@@ -2 +2 @@
 
 typedef struct {
-        int restart, fn1, fn;
+        int fn1, fn;
+        void * next;
 } Fib;
-#define FibCtor { 0, 1, 0 }
+#define FibCtor { 1, 0, NULL }
 
 Fib * comain( Fib * f ) {
-        static void * states[] = {&&s0, &&s1};
-        goto *states[f->restart];
-  s0: f->restart = 1;
+        if ( __builtin_expect(f->next != 0, 1) ) goto *f->next;
+        f->next = &&s1;
         for ( ;; ) {
                 return f;