Changeset 600d7be for doc/papers/concurrency/examples/Fib.c

Timestamp:

Jun 4, 2019, 6:28:55 PM (5 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

7261e3c

Parents:

466fa01

Message:

example updates

File:

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

doc/papers/concurrency/examples/Fib.c

@@ -1 +1 @@
 #include <stdio.h>
 
-#define FIB_INIT { 0, 1 }
-typedef struct { int fn1, fn; } Fib;
+typedef struct {
+        int fn1, fn;
+} Fib;
+
+#define FibCtor { 1, 0 }
+
 int fib( Fib * f ) {
-
-        int ret = f->fn1;
-        f->fn1 = f->fn;
-        f->fn = ret + f->fn;
-
-        return ret;
+        int fn = f->fn; f->fn = f->fn1;
+                f->fn1 = f->fn + fn;
+        return fn;
 }
 int main() {
-        Fib f1 = FIB_INIT, f2 = FIB_INIT;
+        Fib f1 = FibCtor, f2 = FibCtor;
         for ( int i = 0; i < 10; i += 1 ) {
                 printf( "%d %d\n", fib( &f1 ), fib( &f2 ) );