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1 // PR c++/36308
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2 // { dg-do run }
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3
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4 #include <omp.h>
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5 #include <assert.h>
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6
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7 #define N 10
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8
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9 struct B
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10 {
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11 static int icount;
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12 static int ccount;
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13 static int dcount;
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14 static int xcount;
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15
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16 B ();
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17 B (const B &);
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18 virtual ~B ();
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19 B& operator= (const B &);
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20 void doit ();
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21 static void clear () { icount = ccount = dcount = xcount = 0; }
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22 };
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23
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24 int B::icount;
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25 int B::ccount;
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26 int B::dcount;
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27 int B::xcount;
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28
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29 B::B ()
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30 {
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31 #pragma omp atomic
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32 icount++;
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33 }
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34
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35 B::B (const B &)
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36 {
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37 #pragma omp atomic
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38 ccount++;
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39 }
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40
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41 B::~B ()
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42 {
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43 #pragma omp atomic
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44 dcount++;
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45 }
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46
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47 void
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48 B::doit ()
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49 {
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50 #pragma omp atomic
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51 xcount++;
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52 }
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53
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54 static int nthreads;
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55
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56 void
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57 test1 ()
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58 {
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59 B b[N];
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60 #pragma omp parallel private (b)
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61 {
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62 #pragma omp master
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63 nthreads = omp_get_num_threads ();
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64 b[0].doit ();
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65 }
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66 }
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67
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68 void
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69 test2 ()
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70 {
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71 B b;
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72 #pragma omp parallel firstprivate (b)
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73 {
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74 #pragma omp single
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75 nthreads = omp_get_num_threads ();
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76 b.doit ();
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77 }
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78 }
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79
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80 int
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81 main ()
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82 {
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83 omp_set_dynamic (0);
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84 omp_set_num_threads (4);
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85
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86 B::clear ();
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87 test1 ();
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88 assert (B::xcount == nthreads);
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89 assert (B::ccount == 0);
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90 assert (B::icount == (nthreads + 1) * N);
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91 assert (B::dcount == (nthreads + 1) * N);
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92
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93 B::clear ();
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94 test2 ();
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95 assert (B::xcount == nthreads);
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96 assert (B::ccount == nthreads);
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97 assert (B::icount == 1);
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98 assert (B::dcount == nthreads + 1);
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99 return 0;
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100 }
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