language: C (gcc-4.7.2)
date: 667 days 8 hours ago
link:
visibility: public 
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#include <stdio.h>
 
typedef struct thing {
    char *x;
}thing_t;
 
void f4(thing_t *bob) {
    bob->x = "changed";
}
 
void f3(thing_t *bob) {
    f4(bob);
        printf("inside f3 x: %s\n", bob->x);
}
 
void f2(thing_t *bob) {
    f3(bob);
}
 
void f1(thing_t *bob) {
    f2(bob);
}
 
int main(void) {
    thing_t foo;
    foo.x = "same";
    printf("Before: %s\n", foo.x);
    f1(&foo);
    printf("After: %s\n", foo.x);
    return 0;
}