mirror of git://gcc.gnu.org/git/gcc.git
82 lines
1.7 KiB
C
82 lines
1.7 KiB
C
/* { dg-do run } */
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extern
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#ifdef __cplusplus
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"C"
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#endif
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void abort ();
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struct S { int s; struct S *t; };
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void
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foo (struct S *out, struct S *in)
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{
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out->s += in->s;
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}
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void
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bar (struct S *x)
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{
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if (x->s != 6) abort ();
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x->s = 15;
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}
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void
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baz (struct S *x, struct S *y)
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{
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x->s = 6;
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x->t = x;
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(void) y;
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}
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#pragma omp declare reduction (foo: struct S: foo (&omp_out, &omp_in)) \
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initializer (omp_priv = { 8, &omp_priv })
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#pragma omp declare reduction (foo: char, int, short: omp_out += omp_in - 4) \
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initializer (omp_priv = 4)
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#pragma omp declare reduction (+: struct S: foo (&omp_out, &omp_in)) \
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initializer (baz (&omp_priv, &omp_orig))
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void
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test (struct S s, struct S t)
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{
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int q = 0;
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#pragma omp parallel num_threads (4) reduction (+: s, q) reduction (foo: t)
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{
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if (s.s != 6 || s.t != &s || t.s != 8 || t.t != &t)
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abort ();
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s.s = 2;
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t.s = 3;
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q = 1;
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}
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if (s.s != 12 + 2 * q || t.s != 14 + 3 * q)
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abort ();
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}
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int
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main ()
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{
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struct S s, t;
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s.s = 9; t.s = 10;
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int h = 30, v = 2, q = 0;
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#pragma omp declare reduction (foo: struct S: omp_out.s *= omp_in.s) \
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initializer (omp_priv = omp_orig)
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{
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#pragma omp declare reduction (foo: struct S: omp_out.s += omp_in.s) \
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initializer (omp_priv = omp_orig)
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#pragma omp parallel num_threads (4) reduction (+: t, q) \
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reduction (min: h) reduction (foo: s, v)
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{
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if (s.s != 9 || t.s != 6 || v != 4 || h != __INT_MAX__) abort ();
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asm volatile ("" : "+m" (s.s), "+m" (t.s));
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asm volatile ("" : "+r" (h), "+r" (v));
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h = t.s; s.s++; t.s++; v++; q++;
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}
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}
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if (h != 6 || s.s != 9 + q * 10 || t.s != 10 + q * 7 || v != 2 + q)
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abort ();
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s.s = 12;
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t.s = 14;
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test (s, t);
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return 0;
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}
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