// { dg-do compile { target c++11 } } struct S { S (); ~S (); S &operator = (const S &) = delete; int s; }; // { dg-message "declared here" } #pragma omp declare reduction (+ : S : omp_out.s += omp_in.s) S s; void foo (void) { #pragma omp simd reduction (+: s) for (int i = 0; i < 64; ++i) s.s += i; } void bar (int *x) { #pragma omp simd reduction (inscan, +: s) // { dg-error "use of deleted function" } for (int i = 0; i < 64; ++i) { s.s += i; #pragma omp scan inclusive (s) // { dg-error "" } x[i] = s.s; } }