A demo of __builtin_frame_address()

main.cc

#include <iostream>

void my_stack_trace(int max_depth) {
    uintptr_t frame = (uintptr_t) __builtin_frame_address(0);
    uintptr_t next;
    while (max_depth--) {
        next = *(uintptr_t *) frame;
        frame = next;
        std::cout << (void *) next << std::endl;
    }
}

void test(int max_depth) {
    if (max_depth != 0) [[unlikely]] {
        test(max_depth - 1);
    } else {
        my_stack_trace(20);
        return;
    }
}

int main() {
    test(10);
    return 0;
}