gcc/testsuite/c-c++-common/gomp/Wparentheses-3.c

   1 /* PR c/70436 */
   2 /* { dg-additional-options "-Wparentheses -fno-openmp" } */
   3
   4 int a, b, c;
   5 void bar (void);
   6 void baz (void);
   7
   8 void
   9 f1 (void)
  10 {
  11   int i, j;
  12
  13   if (a) /* { dg-warning "ambiguous" } */
  14     #pragma omp for
  15     for (i = 0; i < 10; i++)
  16       if (b)
  17         bar ();
  18       else
  19         baz ();
  20
  21   if (a) /* { dg-warning "ambiguous" } */
  22     while (1)
  23       #pragma omp for
  24       for (i = 0; i < 10; i++)
  25         if (b)
  26           bar ();
  27         else
  28           baz ();
  29
  30   if (a) /* { dg-warning "ambiguous" } */
  31     for (i = 0; i < 10; i++)
  32       #pragma omp for
  33       for (j = 0; j < 10; j++)
  34         if (b)
  35           bar ();
  36   else
  37     baz ();
  38
  39   if (a)
  40     #pragma omp for
  41     for (i = 0; i < 10; i++)
  42       if (b) /* { dg-warning "ambiguous" } */
  43         #pragma omp parallel for
  44         for (j = 0; j < 10; j++)
  45           if (c)
  46             bar ();
  47       else
  48         baz ();
  49
  50   if (a) /* { dg-warning "ambiguous" } */
  51     #pragma omp taskloop
  52     for (i = 0; i < 10; i++)
  53       if (b)
  54         #pragma omp parallel for
  55         for (j = 0; j < 10; j++)
  56           if (c)
  57             bar ();
  58           else
  59             baz ();
  60   else
  61     bar ();
  62
  63   if (a) /* { dg-warning "ambiguous" } */
  64     #pragma omp taskloop simd
  65     for (i = 0; i < 10; i++)
  66       if (b)
  67         bar ();
  68       else
  69         baz ();
  70
  71   if (a) /* { dg-warning "ambiguous" } */
  72     #pragma omp for collapse(2)
  73     for (i = 0; i < 10; i++)
  74       for (j = 0; j < 10; j++)
  75         if (b)
  76           bar ();
  77         else
  78           baz ();
  79
  80   if (a) /* { dg-warning "ambiguous" } */
  81     #pragma omp critical
  82       if (b)
  83         bar ();
  84       else
  85         baz ();
  86
  87   if (a) /* { dg-warning "ambiguous" } */
  88     for (i = 0; i < 10; i++)
  89       #pragma omp simd
  90       for (j = 0; j < 10; j++)
  91         if (b)
  92           bar ();
  93   else
  94     baz ();
  95
  96   if (a) /* { dg-warning "ambiguous" } */
  97     #pragma omp for simd schedule(runtime)
  98     for (i = 0; i < 10; i++)
  99       if (b)
 100         bar ();
 101       else
 102         baz ();
 103
 104   if (a) /* { dg-warning "ambiguous" } */
 105     #pragma omp master
 106       if (b)
 107         bar ();
 108       else
 109         baz ();
 110
 111   if (a) /* { dg-warning "ambiguous" } */
 112     #pragma omp parallel
 113       if (b)
 114         bar ();
 115       else
 116         baz ();
 117
 118   if (a) /* { dg-warning "ambiguous" } */
 119     for (i = 0; i < 10; i++)
 120       #pragma omp parallel for
 121       for (j = 0; j < 10; j++)
 122         if (b)
 123           bar ();
 124   else
 125     baz ();
 126
 127   if (a) /* { dg-warning "ambiguous" } */
 128     for (i = 0; i < 10; i++)
 129       #pragma omp parallel for simd
 130       for (j = 0; j < 10; j++)
 131         if (b)
 132           bar ();
 133   else
 134     baz ();
 135
 136   if (a) /* { dg-warning "ambiguous" } */
 137     #pragma omp single
 138       if (b)
 139         bar ();
 140       else
 141         baz ();
 142
 143   if (a) /* { dg-warning "ambiguous" } */
 144     #pragma omp task
 145       if (b)
 146         bar ();
 147       else
 148         baz ();
 149
 150   if (a) /* { dg-warning "ambiguous" } */
 151     #pragma omp taskgroup
 152       if (b)
 153         bar ();
 154       else
 155         baz ();
 156
 157   if (a)
 158     #pragma omp for
 159     for (i = 0; i < 10; i++)
 160       {
 161         if (b)
 162           bar ();
 163         else
 164           baz ();
 165       }
 166
 167   if (a)
 168     {
 169       #pragma omp taskloop
 170       for (i = 0; i < 10; ++i)
 171         if (b)
 172           bar ();
 173     }
 174   else baz ();
 175
 176   if (a)
 177     #pragma omp for collapse(2)
 178     for (i = 0; i < 10; i++)
 179       {
 180         for (j = 0; j < 10; j++)
 181           if (b)
 182             bar ();
 183           else
 184             baz ();
 185       }
 186
 187   if (a)
 188     #pragma omp critical
 189       {
 190         if (b)
 191           bar ();
 192         else
 193           baz ();
 194       }
 195
 196   if (a)
 197     for (i = 0; i < 10; i++)
 198       #pragma omp simd
 199       for (j = 0; j < 10; j++)
 200         {
 201           if (b)
 202             bar ();
 203         }
 204   else
 205     baz ();
 206
 207   if (a)
 208     #pragma omp for simd schedule(dynamic, 5)
 209     for (i = 0; i < 10; i++)
 210       {
 211         if (b)
 212           bar ();
 213         else
 214           baz ();
 215       }
 216
 217   if (a)
 218     #pragma omp master
 219       {
 220         if (b)
 221           bar ();
 222         else
 223           baz ();
 224       }
 225
 226   if (a)
 227     #pragma omp parallel
 228       {
 229         if (b)
 230           bar ();
 231         else
 232           baz ();
 233       }
 234
 235   if (a)
 236     {
 237       #pragma omp parallel
 238         if (b)
 239           bar ();
 240         else
 241           baz ();
 242     }
 243
 244   if (a)
 245     for (i = 0; i < 10; i++)
 246       #pragma omp parallel for
 247       for (j = 0; j < 10; j++)
 248         {
 249           if (b)
 250             bar ();
 251         }
 252   else
 253     baz ();
 254
 255   if (a)
 256     for (i = 0; i < 10; i++)
 257       #pragma omp parallel for simd
 258       for (j = 0; j < 10; j++)
 259         {
 260           if (b)
 261             bar ();
 262         }
 263   else
 264     baz ();
 265
 266   if (a)
 267     #pragma omp single
 268       {
 269         if (b)
 270           bar ();
 271       }
 272   else
 273     baz ();
 274
 275   if (a)
 276     #pragma omp task
 277       {
 278         if (b)
 279           bar ();
 280       }
 281   else
 282     baz ();
 283
 284   if (a)
 285     #pragma omp taskgroup
 286       {
 287         if (b)
 288           bar ();
 289         else
 290           baz ();
 291       }
 292
 293   if (a)
 294     #pragma omp taskloop simd
 295     for (i = 0; i < 10; i++)
 296       {
 297         if (b)
 298           bar ();
 299         else
 300           baz ();
 301       }
 302 }
 303
 304 void
 305 f2 (int d, int e, int f)
 306 {
 307   if (a) /* { dg-warning "ambiguous" } */
 308     #pragma omp ordered
 309       if (b)
 310         bar ();
 311       else
 312         baz ();
 313
 314   if (d) /* { dg-warning "ambiguous" } */
 315     #pragma omp ordered threads
 316       if (b)
 317         bar ();
 318       else
 319         baz ();
 320
 321   if (e)
 322     #pragma omp ordered
 323       {
 324         if (b)
 325           bar ();
 326         else
 327           baz ();
 328       }
 329
 330   if (f)
 331     #pragma omp ordered threads
 332       {
 333         if (b)
 334           bar ();
 335         else
 336           baz ();
 337       }
 338 }