Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 1 | // RUN: %clang_cc1 -E %s | FileCheck --strict-whitespace %s |
Shih-wei Liao | ea28516 | 2010-06-04 12:34:56 -0700 | [diff] [blame] | 2 | |
| 3 | #define A x ## y |
| 4 | blah |
| 5 | |
| 6 | A |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 7 | // CHECK: {{^}}xy{{$}} |
Shih-wei Liao | ea28516 | 2010-06-04 12:34:56 -0700 | [diff] [blame] | 8 | |
Stephen Hines | 651f13c | 2014-04-23 16:59:28 -0700 | [diff] [blame] | 9 | #define B(x, y) [v ## w] [ v##w] [v##w ] [w ## x] [ w##x] [w##x ] [x ## y] [ x##y] [x##y ] [y ## z] [ y##z] [y##z ] |
| 10 | B(x,y) |
| 11 | // CHECK: [vw] [ vw] [vw ] [wx] [ wx] [wx ] [xy] [ xy] [xy ] [yz] [ yz] [yz ] |
| 12 | B(x,) |
| 13 | // CHECK: [vw] [ vw] [vw ] [wx] [ wx] [wx ] [x] [ x] [x ] [z] [ z] [z ] |
| 14 | B(,y) |
| 15 | // CHECK: [vw] [ vw] [vw ] [w] [ w] [w ] [y] [ y] [y ] [yz] [ yz] [yz ] |
| 16 | B(,) |
| 17 | // CHECK: [vw] [ vw] [vw ] [w] [ w] [w ] [] [ ] [ ] [z] [ z] [z ] |
| 18 | |
| 19 | #define C(x, y, z) [x ## y ## z] |
| 20 | C(,,) C(a,,) C(,b,) C(,,c) C(a,b,) C(a,,c) C(,b,c) C(a,b,c) |
| 21 | // CHECK: [] [a] [b] [c] [ab] [ac] [bc] [abc] |