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// { dg-do run }
#include <string>
#include <cstdlib>
template <typename T>
class J
{
public:
typedef typename std::basic_string<T>::iterator iterator;
J(const iterator &x, const iterator &y) : b (x), e (y) {}
const iterator &begin ();
const iterator &end ();
private:
iterator b, e;
};
template <typename T>
const typename std::basic_string<T>::iterator &J<T>::begin () { return b; }
template <typename T>
const typename std::basic_string<T>::iterator &J<T>::end () { return e; }
template <typename T>
void
baz (T &i)
{
if (*i < L'a' || *i >= L'a' + 2000)
std::abort ();
(*i)++;
}
void
f1 (const std::basic_string<wchar_t>::iterator &x,
const std::basic_string<wchar_t>::iterator &y)
{
#pragma omp parallel for
for (std::basic_string<wchar_t>::iterator i = x; i <= y; i += 6)
baz (i);
}
void
f2 (const std::basic_string<wchar_t>::iterator &x,
const std::basic_string<wchar_t>::iterator &y)
{
std::basic_string<wchar_t>::iterator i;
#pragma omp parallel for private(i)
for (i = x; i < y - 1; i = 1 - 6 + 7 + i)
baz (i);
}
template <typename T>
void
f3 (const std::basic_string<wchar_t>::iterator &x,
const std::basic_string<wchar_t>::iterator &y)
{
#pragma omp parallel for schedule (dynamic, 6)
for (std::basic_string<wchar_t>::iterator i = x; i <= y; i = i + 9 - 8)
baz (i);
}
template <typename T>
void
f4 (const std::basic_string<wchar_t>::iterator &x,
const std::basic_string<wchar_t>::iterator &y)
{
std::basic_string<wchar_t>::iterator i;
#pragma omp parallel for lastprivate(i)
for (i = x + 2000 - 64; i > y + 10; --i)
baz (i);
}
void
f5 (const std::basic_string<wchar_t>::iterator &x,
const std::basic_string<wchar_t>::iterator &y)
{
#pragma omp parallel for schedule (static, 10)
for (std::basic_string<wchar_t>::iterator i = x + 2000 - 64;
i > y + 10; i -= 10)
baz (i);
}
template <int N>
void
f6 (const std::basic_string<wchar_t>::iterator &x,
const std::basic_string<wchar_t>::iterator &y)
{
#pragma omp parallel for schedule (runtime)
for (std::basic_string<wchar_t>::iterator i = x + 2000 - 64;
i > y + 10; i = i - 12 + 2)
{
std::basic_string<wchar_t>::iterator j = i + N;
baz (j);
}
}
template <int N>
void
f7 (std::basic_string<wchar_t>::iterator i,
const std::basic_string<wchar_t>::iterator &x,
const std::basic_string<wchar_t>::iterator &y)
{
#pragma omp parallel for schedule (dynamic, 6)
for (i = x - 10; i <= y + 10; i += N)
baz (i);
}
template <wchar_t N>
void
f8 (J<wchar_t> j)
{
std::basic_string<wchar_t>::iterator i;
#pragma omp parallel for schedule (dynamic, 40)
for (i = j.begin (); i <= j.end () + N; i += 2)
baz (i);
}
template <typename T, int N>
void
f9 (const typename std::basic_string<T>::iterator &x,
const typename std::basic_string<T>::iterator &y)
{
#pragma omp parallel for schedule (static, 25)
for (typename std::basic_string<T>::iterator i = x; i <= y; i = i + N)
baz (i);
}
template <typename T, int N>
void
f10 (const typename std::basic_string<T>::iterator &x,
const typename std::basic_string<T>::iterator &y)
{
typename std::basic_string<T>::iterator i;
#pragma omp parallel for
for (i = x; i > y; i = i + N)
baz (i);
}
template <typename T>
void
f11 (const T &x, const T &y)
{
#pragma omp parallel
{
#pragma omp for nowait schedule (static, 2)
for (T i = x; i <= y; i += 3)
baz (i);
#pragma omp single
{
T j = y + 3;
baz (j);
}
}
}
template <typename T>
void
f12 (const T &x, const T &y)
{
T i;
#pragma omp parallel for schedule (dynamic, 130)
for (i = x; i > y; --i)
baz (i);
}
template <int N>
struct K
{
template <typename T>
static void
f13 (const T &x, const T &y)
{
#pragma omp parallel for schedule (runtime)
for (T i = x; i <= y + N; i += N)
baz (i);
}
};
#define check(expr) \
for (int i = 0; i < 2000; i++) \
if (expr) \
{ \
if (a[i] != L'a' + i + 1) \
std::abort (); \
a[i] = L'a' + i; \
} \
else if (a[i] != L'a' + i) \
std::abort ()
int
main ()
{
std::basic_string<wchar_t> a = L"";
for (int i = 0; i < 2000; i++)
a += L'a' + i;
f1 (a.begin () + 10, a.begin () + 1990);
check (i >= 10 && i <= 1990 && (i - 10) % 6 == 0);
f2 (a.begin () + 0, a.begin () + 1999);
check (i < 1998 && (i & 1) == 0);
f3<char> (a.begin () + 20, a.begin () + 1837);
check (i >= 20 && i <= 1837);
f4<int> (a.begin () + 0, a.begin () + 30);
check (i > 40 && i <= 2000 - 64);
f5 (a.begin () + 0, a.begin () + 100);
check (i >= 116 && i <= 2000 - 64 && (i - 116) % 10 == 0);
f6<-10> (a.begin () + 10, a.begin () + 110);
check (i >= 116 && i <= 2000 - 64 && (i - 116) % 10 == 0);
f7<6> (std::basic_string<wchar_t>::iterator (), a.begin () + 12,
a.begin () + 1800);
check (i >= 2 && i <= 1808 && (i - 2) % 6 == 0);
f8<121> (J<wchar_t> (a.begin () + 14, a.begin () + 1803));
check (i >= 14 && i <= 1924 && (i & 1) == 0);
f9<wchar_t, 7> (a.begin () + 33, a.begin () + 1967);
check (i >= 33 && i <= 1967 && (i - 33) % 7 == 0);
f10<wchar_t, -7> (a.begin () + 1939, a.begin () + 17);
check (i >= 21 && i <= 1939 && (i - 21) % 7 == 0);
f11<std::basic_string<wchar_t>::iterator > (a.begin () + 16,
a.begin () + 1981);
check (i >= 16 && i <= 1984 && (i - 16) % 3 == 0);
f12<std::basic_string<wchar_t>::iterator > (a.begin () + 1761,
a.begin () + 37);
check (i > 37 && i <= 1761);
K<5>::f13<std::basic_string<wchar_t>::iterator > (a.begin () + 1,
a.begin () + 1935);
check (i >= 1 && i <= 1936 && (i - 1) % 5 == 0);
}
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