diff --git a/Userland/al.cpp b/Userland/al.cpp
new file mode 100644
index 0000000000..d5b2cad0fd
--- /dev/null
+++ b/Userland/al.cpp
@@ -0,0 +1,22 @@
+#include <unistd.h>
+#include <signal.h>
+#include <stdio.h>
+
+static volatile bool got_alarm = false;
+
+int main(int c, char** v)
+{
+    unsigned ret = alarm(5);
+    printf("alarm() with no alarm set: %u\n", ret);
+    ret = alarm(2);
+    printf("alarm() with an alarm(5) set: %u\n", ret);
+
+    signal(SIGALRM, [] (int) {
+        got_alarm = true;
+    });
+    printf("Entering infinite loop.\n");
+    while (!got_alarm) {
+    }
+    printf("Oh, we got the alarm. Exiting :)\n");
+    return 0;
+}