| // RUN: clang-cc -E %s | grep 'a: 2 + M_0(3)(4)(5);' && | |
| // RUN: clang-cc -E %s | grep 'b: 4 + 4 + 3 + 2 + 1 + M_0(3)(2)(1);' | |
| #define M_0(x) M_ ## x | |
| #define M_1(x) x + M_0(0) | |
| #define M_2(x) x + M_1(1) | |
| #define M_3(x) x + M_2(2) | |
| #define M_4(x) x + M_3(3) | |
| #define M_5(x) x + M_4(4) | |
| a: M_0(1)(2)(3)(4)(5); | |
| b: M_0(5)(4)(3)(2)(1); | |