diff --git a/cpp/struct_alignment.cpp b/cpp/struct_alignment.cpp
index 732d08d..9b34c56 100644
--- a/cpp/struct_alignment.cpp
+++ b/cpp/struct_alignment.cpp
@@ -23,6 +23,29 @@ struct B {
     bool b;
 };
 
+struct alignas(16) Ba {
+    bool b;
+};
+
+struct alignas(16) BBa {
+    bool b;
+    bool b2;
+};
+
+struct alignas(16) BBaa {
+    alignas(16) bool b;
+    alignas(16) bool b2;
+};
+
+struct I128 {
+    __int128 i128;
+};
+
+struct I128i {
+    __int128 i128;
+    int i;
+};
+
 int main ( void )
 {try{
     auto begin = std::chrono::high_resolution_clock::now();
@@ -31,11 +54,21 @@ int main ( void )
     L l;
     C c;
     B b;
+    Ba ba;
+    BBa bba;
+    BBaa bbaa;
+    I128 i128;
+    I128i i128i;
 
     std::cout << "sizeof(A)=" << sizeof(A) << " &a=" << &a <<std::endl;
     std::cout << "sizeof(L)=" << sizeof(L) << " &l=" << &l <<std::endl;
     std::cout << "sizeof(C)=" << sizeof(C) << " &c=" << &c <<std::endl;
     std::cout << "sizeof(B)=" << sizeof(B) << " &b=" << &b <<std::endl;
+    std::cout << "sizeof(Ba)=" << sizeof(Ba) << " &ba=" << &ba <<std::endl;
+    std::cout << "sizeof(BBa)=" << sizeof(BBa) << " &bba=" << &bba <<std::endl;
+    std::cout << "sizeof(BBaa)=" << sizeof(BBaa) << " &bbaa=" << &bbaa <<std::endl;
+    std::cout << "sizeof(I128)=" << sizeof(I128) << " &i128=" << &i128 <<std::endl;
+    std::cout << "sizeof(I128i)=" << sizeof(I128i) << " &i128i=" << &i128i <<std::endl;
     //......
 
     auto end = std::chrono::high_resolution_clock::now();
diff --git a/puzzles/training/diagonal.cpp b/puzzles/training/diagonal.cpp
index 5421773..4265a59 100644
--- a/puzzles/training/diagonal.cpp
+++ b/puzzles/training/diagonal.cpp
@@ -1,10 +1,6 @@
 /*
-VIM: let b:lcppflags="-std=c++14 -O2 -pthread -I."
-VIM: let b:wcppflags="/O2 /EHsc /DWIN32"
-VIM-: let b:cppflags=g:Iboost.g:Itbb
-VIM-: let b:ldflags=g:Lboost.g:Ltbb
-VIM-: let b:ldlibpath=g:Bboost.g:Btbb
-VIM-: let b:argv=""
+VIM: let b:cf5build="clang -std=c++14 -O2 -pthread -lstdc++ -I. {SRC} -o {OUT}"
+VIM: let b:cf5run="{OUT}"
 */
 #include <iostream>
 #include <exception>