mirror of git://gcc.gnu.org/git/gcc.git
87 lines
1.2 KiB
C
87 lines
1.2 KiB
C
/* PR c/64868 */
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/* { dg-do run } */
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float f = 2.0f;
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double d = 4.0;
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long double ld = 8.0L;
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void
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foo ()
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{
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#pragma omp atomic
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f = 1.0f / f;
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#pragma omp atomic
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f = 1 / f;
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#pragma omp atomic
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f = f / 2.0f;
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#pragma omp atomic
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f = f / 2;
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#pragma omp atomic
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f /= 2.0f;
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#pragma omp atomic
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f /= 2;
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#pragma omp atomic
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d = 1.0 / d;
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#pragma omp atomic
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d = 1 / d;
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#pragma omp atomic
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d = d / 2.0;
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#pragma omp atomic
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d = d / 2;
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#pragma omp atomic
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d /= 2.0;
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#pragma omp atomic
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d /= 2;
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#pragma omp atomic
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ld = 1.0L / ld;
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#pragma omp atomic
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ld = 1 / ld;
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#pragma omp atomic
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ld = ld / 2.0L;
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#pragma omp atomic
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ld = ld / 2;
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#pragma omp atomic
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ld /= 2.0L;
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#pragma omp atomic
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ld /= 2;
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if (f != 0.125f || d != 0.25 || ld != 0.5L)
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__builtin_abort ();
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}
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#ifdef __cplusplus
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template <typename T, int N1, int N2>
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void
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bar ()
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{
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T v = ::d;
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#pragma omp atomic
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v *= 16;
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#pragma omp atomic
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v = 1.0 / v;
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#pragma omp atomic
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v = N1 / v;
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#pragma omp atomic
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v = v / 2.0;
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#pragma omp atomic
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v = v / N2;
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#pragma omp atomic
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v /= 2.0;
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#pragma omp atomic
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v /= N2;
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if (v != 0.25)
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__builtin_abort ();
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}
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#endif
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int
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main ()
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{
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foo ();
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#ifdef __cplusplus
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bar<float, 1, 2> ();
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bar<double, 1, 2> ();
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bar<long double, 1, 2> ();
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#endif
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return 0;
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}
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