large-locals.clay

import printer.*;
import unix;

record LargeRecord (
    a: Array[RawPointer, 1024],
);

foo() {
    var a = LargeRecord();
    // call any function that is guaranteed to be not inlined
    unix.write(-1, RawPointer(@a), 1);
}

bar(n) {
    if (n > 0) {
        foo();

        bar(n - 1);
    }
}

// crashes when compiled with -O2
// works fine with -O0
main() {
    ..for (n in 100, 200, 500, 1000, 2000, 5000, 10000, 20000, 50000, 100000) {
        println(n);
        bar(n);
    }
}