| // RUN: %clang_cc1 %s -E | FileCheck -strict-whitespace %s | |
| // Check for C99 6.10.3.4p2. | |
| #define f(a) f(x * (a)) | |
| #define x 2 | |
| #define z z[0] | |
| f(f(z)); | |
| // CHECK: f(2 * (f(2 * (z[0])))); | |
| #define A A B C | |
| #define B B C A | |
| #define C C A B | |
| A | |
| // CHECK: A B C A B A C A B C A | |
| // PR1820 | |
| #define i(x) h(x | |
| #define h(x) x(void) | |
| extern int i(i)); | |
| // CHECK: int i(void) | |
| #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); | |
| // CHECK: a: 2 + M_0(3)(4)(5); | |
| // CHECK: b: 4 + 4 + 3 + 2 + 1 + M_0(3)(2)(1); | |
| #define n(v) v | |
| #define l m | |
| #define m l a | |
| c: n(m) X | |
| // CHECK: c: m a X |