improved version of fehler71

[r15580]

ir/be/test/fehler71.c

-/*$ -fno-if-conv $*/
+/*$ -fno-if-conv -fno-inline $*/
 
 #include <stdio.h>
 #include <stdlib.h>
 
 int a = 42;
 
-void changea(void) {
+int changea(void) {
 	a = 13;
+	return 1;
+}
+
+int f2(void) {
+	int t = a;
+	int t2 = changea();
+	changea();
+	changea();
+	int t3 = t + t2;
+	changea();
+	return t3;
 }
 
 int f(int f) {
 	int t = a;
 	changea();
 
-	/* must not use source address mode (loading from a) for t+1 and t+2 */
+	/* must not use source address mode (loading from a) for t+1 */
 	if(f > 10000) {
 		return t + 1;
 	}
@@ -22,6 +33,8 @@ int f(int f) {
 
 int main(void) {
 	srand(0);
-	printf("Res: %d\n", f(rand()));
+	printf("Res: %d (should be 43)\n", f(1000000));
+	a = 42;
+	printf("Res2: %d (should be 43)\n", f2());
 	return 0;
 }