| !RUN: %flang -E %s 2>&1 | FileCheck %s | |
| !CHECK: if(.not.(.true.)) error stop "assert(" // ".TRUE." // ") failed " // "at "" | |
| !CHECK-SAME: assert.F90"": " // "7" | |
| #define STR(x) #x | |
| #define POSITION(f,ln) "at "f": " // STR(ln) | |
| #define assert(x) if(.not.(x)) error stop "assert(" // #x // ") failed " // POSITION(__FILE__,__LINE__) | |
| assert(.TRUE.) | |
| end |