mirror of git://gcc.gnu.org/git/gcc.git
85 lines
1.7 KiB
C
85 lines
1.7 KiB
C
#include <stdlib.h>
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#include <unistd.h>
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int
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main ()
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{
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int x = 0, y = 0, z = 0, s = 11, t = 12, u = 13, w = 7, err;
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#pragma omp parallel
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#pragma omp single
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{
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#pragma omp task depend(in: x)
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{
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usleep (5000);
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x = 1;
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}
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#pragma omp task depend(in: x)
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{
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usleep (6000);
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y = 2;
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}
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#pragma omp task depend(out: z)
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{
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usleep (7000);
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z = 3;
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}
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#pragma omp target map(tofrom: x) map(from: err) map (to: y, z) depend(inout: x, z)
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err = (x != 1 || y != 2 || z != 3);
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if (err)
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abort ();
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#pragma omp task depend(in: x)
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{
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usleep (5000);
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x = 4;
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}
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#pragma omp task depend(in: x)
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{
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usleep (4000);
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y = 5;
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}
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#pragma omp task depend(in: z)
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{
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usleep (3000);
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z = 6;
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}
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#pragma omp target enter data nowait map (to: w)
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#pragma omp target enter data depend (inout: x, z) map (to: x, y, z)
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#pragma omp target map (alloc: x, y, z) map(from: err)
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{
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err = (x != 4 || y != 5 || z != 6);
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x = 7;
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y = 8;
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z = 9;
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}
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if (err)
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abort ();
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#pragma omp taskwait
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#pragma omp target map (alloc: w) map(from: err)
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{
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err = w != 7;
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w = 17;
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}
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if (err)
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abort ();
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#pragma omp task depend(in: x)
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{
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usleep (2000);
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s = 14;
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}
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#pragma omp task depend(in: x)
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{
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usleep (3000);
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t = 15;
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}
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#pragma omp task depend(in: z)
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{
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usleep (4000);
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u = 16;
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}
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#pragma omp target exit data depend (inout: x, z) map (from: x, y, z, w)
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if (x != 7 || y != 8 || z != 9 || s != 14 || t != 15 || u != 16 || w != 17)
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abort ();
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}
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return 0;
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}
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