mirror of git://gcc.gnu.org/git/gcc.git
115 lines
2.2 KiB
C
115 lines
2.2 KiB
C
// { dg-do run }
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#include <omp.h>
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struct R { R () {}; ~R () {}; int r; };
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struct T { T () {}; virtual ~T () {}; int t; };
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int c;
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struct A : public R, virtual public T { A () : b(c) {} int a; int &b; void m1 (); };
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void
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take (int &a, int &b, int &c, int &d)
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{
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asm volatile ("" : : "g" (&a), "g" (&b), "g" (&c), "g" (&d) : "memory");
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}
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void
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A::m1 ()
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{
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#pragma omp parallel private (a, T::t) shared (r, A::b) default(none)
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{
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int q = omp_get_thread_num (), q2;
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a = q;
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t = 3 * q;
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#pragma omp single copyprivate (q2)
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{
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r = 2 * q;
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b = 4 * q;
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q2 = q;
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}
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take (a, r, t, b);
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#pragma omp barrier
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if (A::a != q || R::r != 2 * q2 || T::t != 3 * q || A::b != 4 * q2)
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__builtin_abort ();
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}
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a = 7;
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r = 8;
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t = 9;
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b = 10;
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#pragma omp parallel shared (A::a) default (none) firstprivate (R::r, b) shared (t)
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{
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int q = omp_get_thread_num (), q2;
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take (A::a, R::r, T::t, A::b);
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if (a != 7 || r != 8 || t != 9 || b != 10)
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__builtin_abort ();
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R::r = 6 * q;
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#pragma omp barrier
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#pragma omp single copyprivate (q2)
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{
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A::a = 5 * q;
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T::t = 7 * q;
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q2 = q;
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}
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A::b = 8 * q;
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take (a, r, t, b);
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#pragma omp barrier
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if (a != 5 * q2 || r != 6 * q || t != 7 * q2 || b != 8 * q)
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__builtin_abort ();
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}
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a = 1;
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b = 2;
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R::r = 3;
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t = 4;
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bool f = false;
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#pragma omp parallel private (f)
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{
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f = false;
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#pragma omp single
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#pragma omp taskloop default(none) firstprivate (r, A::a, f) shared (T::t, b)
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for (int i = 0; i < 30; i++)
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{
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int q = omp_get_thread_num ();
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int tv, bv;
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#pragma omp atomic read
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tv = t;
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#pragma omp atomic read
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bv = A::b;
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if (i == 16)
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{
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if (bv != 2 || tv != 4)
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__builtin_abort ();
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}
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else
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{
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if ((bv != 2 && bv != 8) || (tv != 4 && tv != 9))
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__builtin_abort ();
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}
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if (!f)
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{
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if (A::a != 1 || R::r != 3)
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__builtin_abort ();
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}
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else if (a != 7 * q || r != 9 * q)
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__builtin_abort ();
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take (a, r, t, b);
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A::a = 7 * q;
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R::r = 9 * q;
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if (i == 16)
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{
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#pragma omp atomic write
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A::b = 8;
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#pragma omp atomic write
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T::t = 9;
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}
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f = true;
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}
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}
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}
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int
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main ()
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{
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A a;
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a.m1 ();
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}
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