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/* { dg-do run } */
#include <assert.h>
#define CONTAINER_KIND union
typedef CONTAINER_KIND container { int value; } container;
void move(container* end, container* start) {
container* p;
for (p = end; p > start; p--) {
(p)->value = (p-1)->value;
}
}
#define N 100
int main(int argc, char* argv[]) {
container vals[N];
int i;
for (i=0; i<N; i++) {
vals[i].value = argc + i;
}
move(&vals[N-1], &vals[0]);
assert(vals[0].value == argc + 0);
for (i=1; i<N; i++) {
assert(vals[i].value == argc + i - 1);
}
return 0;
}
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