// Header for PCH test cxx1z-init-statement.cpp constexpr int test_if(int x) { if (int a = ++x; a == 0) { return -1; } else if (++a; a == 2) { return 0; } return 2; } constexpr int test_switch(int x) { switch (int a = ++x; a) { case 0: return -1; case 1: return 0; case 2: return 1; } return 2; }