// { dg-do run } typedef __PTRDIFF_TYPE__ ptrdiff_t; extern "C" void abort (); template <typename T> class I { public: typedef ptrdiff_t difference_type; I (); ~I (); I (T *); I (const I &); T &operator * (); T *operator -> (); T &operator [] (const difference_type &) const; I &operator = (const I &); I &operator ++ (); I operator ++ (int); I &operator -- (); I operator -- (int); I &operator += (const difference_type &); I &operator -= (const difference_type &); I operator + (const difference_type &) const; I operator - (const difference_type &) const; template <typename S> friend bool operator == (I<S> &, I<S> &); template <typename S> friend bool operator == (const I<S> &, const I<S> &); template <typename S> friend bool operator < (I<S> &, I<S> &); template <typename S> friend bool operator < (const I<S> &, const I<S> &); template <typename S> friend bool operator <= (I<S> &, I<S> &); template <typename S> friend bool operator <= (const I<S> &, const I<S> &); template <typename S> friend bool operator > (I<S> &, I<S> &); template <typename S> friend bool operator > (const I<S> &, const I<S> &); template <typename S> friend bool operator >= (I<S> &, I<S> &); template <typename S> friend bool operator >= (const I<S> &, const I<S> &); template <typename S> friend typename I<S>::difference_type operator - (I<S> &, I<S> &); template <typename S> friend typename I<S>::difference_type operator - (const I<S> &, const I<S> &); template <typename S> friend I<S> operator + (typename I<S>::difference_type , const I<S> &); private: T *p; }; template <typename T> I<T>::I () : p (0) {} template <typename T> I<T>::~I () { p = (T *) 0; } template <typename T> I<T>::I (T *x) : p (x) {} template <typename T> I<T>::I (const I &x) : p (x.p) {} template <typename T> T &I<T>::operator * () { return *p; } template <typename T> T *I<T>::operator -> () { return p; } template <typename T> T &I<T>::operator [] (const difference_type &x) const { return p[x]; } template <typename T> I<T> &I<T>::operator = (const I &x) { p = x.p; return *this; } template <typename T> I<T> &I<T>::operator ++ () { ++p; return *this; } template <typename T> I<T> I<T>::operator ++ (int) { return I (p++); } template <typename T> I<T> &I<T>::operator -- () { --p; return *this; } template <typename T> I<T> I<T>::operator -- (int) { return I (p--); } template <typename T> I<T> &I<T>::operator += (const difference_type &x) { p += x; return *this; } template <typename T> I<T> &I<T>::operator -= (const difference_type &x) { p -= x; return *this; } template <typename T> I<T> I<T>::operator + (const difference_type &x) const { return I (p + x); } template <typename T> I<T> I<T>::operator - (const difference_type &x) const { return I (p - x); } template <typename T> bool operator == (I<T> &x, I<T> &y) { return x.p == y.p; } template <typename T> bool operator == (const I<T> &x, const I<T> &y) { return x.p == y.p; } template <typename T> bool operator != (I<T> &x, I<T> &y) { return !(x == y); } template <typename T> bool operator != (const I<T> &x, const I<T> &y) { return !(x == y); } template <typename T> bool operator < (I<T> &x, I<T> &y) { return x.p < y.p; } template <typename T> bool operator < (const I<T> &x, const I<T> &y) { return x.p < y.p; } template <typename T> bool operator <= (I<T> &x, I<T> &y) { return x.p <= y.p; } template <typename T> bool operator <= (const I<T> &x, const I<T> &y) { return x.p <= y.p; } template <typename T> bool operator > (I<T> &x, I<T> &y) { return x.p > y.p; } template <typename T> bool operator > (const I<T> &x, const I<T> &y) { return x.p > y.p; } template <typename T> bool operator >= (I<T> &x, I<T> &y) { return x.p >= y.p; } template <typename T> bool operator >= (const I<T> &x, const I<T> &y) { return x.p >= y.p; } template <typename T> typename I<T>::difference_type operator - (I<T> &x, I<T> &y) { return x.p - y.p; } template <typename T> typename I<T>::difference_type operator - (const I<T> &x, const I<T> &y) { return x.p - y.p; } template <typename T> I<T> operator + (typename I<T>::difference_type x, const I<T> &y) { return I<T> (x + y.p); } template <typename T> class J { public: J(const I<T> &x, const I<T> &y) : b (x), e (y) {} const I<T> &begin (); const I<T> &end (); private: I<T> b, e; }; template <typename T> const I<T> &J<T>::begin () { return b; } template <typename T> const I<T> &J<T>::end () { return e; } int results[2000]; template <typename T> void baz (I<T> &i) { if (*i < 0 || *i >= 2000) abort (); results[*i]++; } I<int> f1 (const I<int> &x, const I<int> &y) { I<int> i; #pragma omp parallel shared (i) { #pragma omp for lastprivate (i) schedule(runtime) for (i = x; i < y - 1; ++i) baz (i); #pragma omp single i += 3; } return I<int> (i); } I<int> f2 (const I<int> &x, const I<int> &y) { I<int> i; #pragma omp parallel for lastprivate (i) for (i = x; i < y - 1; i = 1 - 6 + 7 + i) baz (i); return I<int> (i); } template <typename T> I<int> f3 (const I<int> &x, const I<int> &y) { I<int> i; #pragma omp parallel #pragma omp for lastprivate (i) for (i = x + 1000 - 64; i <= y - 10; i++) baz (i); return i; } template <typename T> I<int> f4 (const I<int> &x, const I<int> &y) { I<int> i; #pragma omp parallel for lastprivate (i) for (i = x + 2000 - 64; i > y + 10; --i) baz (i); return I<int> (i); } template <typename T> I<int> f5 (const I<int> &x, const I<int> &y) { I<int> i; #pragma omp parallel for lastprivate (i) for (i = x; i > y + T (6); i--) baz (i); return i; } template <typename T> I<int> f6 (const I<int> &x, const I<int> &y) { I<int> i; #pragma omp parallel for lastprivate (i) for (i = x - T (7); i > y; i -= T (2)) baz (i); return I<int> (i); } template <int N> I<int> f7 (I<int> i, const I<int> &x, const I<int> &y) { #pragma omp parallel for lastprivate (i) for (i = x - 10; i <= y + 10; i += N) baz (i); return I<int> (i); } template <int N> I<int> f8 (J<int> j) { I<int> i; #pragma omp parallel shared (i) #pragma omp for lastprivate (i) for (i = j.begin (); i <= j.end () + N; i += 2) baz (i); return i; } I<int> i9; template <long N> I<int> & f9 (J<int> j) { #pragma omp parallel for lastprivate (i9) for (i9 = j.begin () + N; i9 <= j.end () - N; i9 = i9 - N) baz (i9); return i9; } template <typename T, int N> I<T> f10 (const I<T> &x, const I<T> &y) { I<T> i; #pragma omp parallel for lastprivate (i) for (i = x; i > y; i = i + N) baz (i); return i; } template <typename T, typename U> T f11 (T i, const T &x, const T &y) { #pragma omp parallel #pragma omp for lastprivate (i) for (i = x + U (2); i <= y + U (1); i = U (2) + U (3) + i) baz (i); return T (i); } template <typename T> T f12 (const T &x, const T &y) { T i; #pragma omp parallel for lastprivate (i) for (i = x; i > y; --i) baz (i); return i; } #define check(expr) \ for (int i = 0; i < 2000; i++) \ if (expr) \ { \ if (results[i] != 1) \ abort (); \ results[i] = 0; \ } \ else if (results[i]) \ abort () int main () { int a[2000]; long b[2000]; for (int i = 0; i < 2000; i++) { a[i] = i; b[i] = i; } if (*f1 (&a[10], &a[1873]) != 1875) abort (); check (i >= 10 && i < 1872); if (*f2 (&a[0], &a[1998]) != 1998) abort (); check (i < 1997 && (i & 1) == 0); if (*f3<int> (&a[10], &a[1971]) != 1962) abort (); check (i >= 946 && i <= 1961); if (*f4<int> (&a[0], &a[30]) != 40) abort (); check (i > 40 && i <= 2000 - 64); if (*f5<short> (&a[1931], &a[17]) != 23) abort (); check (i > 23 && i <= 1931); if (*f6<long> (&a[1931], &a[17]) != 16) abort (); check (i > 17 && i <= 1924 && (i & 1) == 0); if (*f7<6> (I<int> (), &a[12], &a[1800]) != 1814) abort (); check (i >= 2 && i <= 1808 && (i - 2) % 6 == 0); if (*f8<121> (J<int> (&a[14], &a[1803])) != 1926) abort (); check (i >= 14 && i <= 1924 && (i & 1) == 0); if (*f9<-3L> (J<int> (&a[27], &a[1761])) != 1767) abort (); check (i >= 24 && i <= 1764 && (i % 3) == 0); if (*f10<int, -7> (&a[1939], &a[17]) != 14) abort (); check (i >= 21 && i <= 1939 && i % 7 == 0); if (*f11<I<int>, short> (I<int> (), &a[71], &a[1941]) != 1943) abort (); check (i >= 73 && i <= 1938 && (i - 73) % 5 == 0); if (*f12<I<int> > (&a[1761], &a[37]) != 37) abort (); check (i > 37 && i <= 1761); if (*f10<long, -7> (&b[1939], &b[17]) != 14) abort (); check (i >= 21 && i <= 1939 && i % 7 == 0); if (*f11<I<long>, short> (I<long> (), &b[71], &b[1941]) != 1943) abort (); check (i >= 73 && i <= 1938 && (i - 73) % 5 == 0); if (*f12<I<long> > (&b[1761], &b[37]) != 37) abort (); check (i > 37 && i <= 1761); }