| 1 | #define xCAT(A,B) A ## B |
| 2 | #define CAT(A,B) xCAT(A,B) |
| 3 | #undef EL |
| 4 | #define EL CAT(isl_,BASE) |
| 5 | #undef PW_BASE |
| 6 | #define PW_BASE CAT(pw_,BASE) |
| 7 | #undef PW |
| 8 | #define PW CAT(isl_,PW_BASE) |
| 9 | #undef UNION_BASE |
| 10 | #define UNION_BASE CAT(union_,PW_BASE) |
| 11 | #undef UNION |
| 12 | #define UNION CAT(isl_,UNION_BASE) |
| 13 | #define xFN(TYPE,NAME) TYPE ## _ ## NAME |
| 14 | #define FN(TYPE,NAME) xFN(TYPE,NAME) |
| 15 | |
| 16 | /* Create a union piecewise expression |
| 17 | * with the given base expression on a universe domain. |
| 18 | */ |
| 19 | __isl_give UNION *FN(FN(UNION,from),BASE)(__isl_take EL *el) |
| 20 | { |
| 21 | return FN(FN(UNION,from),PW_BASE)(FN(FN(PW,from),BASE)(el)); |
| 22 | } |
| 23 | |