update

modern_C++_30/literalAssert/assert.cpp

@@ -0,0 +1,13 @@
+//
+// Created by light on 19-12-25.
+//
+
+#include <iostream>
+#include <cassert>
+
+int main() {
+    const int alignment=5;
+    assert((alignment & (alignment - 1)) == 0);
+    static_assert((alignment & (alignment - 1)) == 0, "Alignment must be power of two");
+    return 0;
+}