libgomp/testsuite/libgomp.fortran/critical-hint-1.f90

   1 ! { dg-do compile }
   2
   3 subroutine example_criticial ()
   4   use omp_lib
   5   implicit none
   6   integer, parameter :: my_omp_hint = omp_sync_hint_contended
   7   integer i, a, b
   8
   9   !$omp parallel do
  10   do i = 1, 10
  11       !$omp critical (HASH0) hint(my_omp_hint)  ! OK
  12       a = a + i;
  13       !$omp end critical (HASH0)
  14   end do
  15   !$omp parallel do
  16   do i = 1, 10
  17       !$omp critical (HASH1) hint(omp_sync_hint_none)  ! OK
  18       a = a + i;
  19       !$omp end critical (HASH1)
  20   end do
  21   !$omp parallel do
  22   do i = 1, 10
  23       !$omp critical (HASH2) hint(omp_sync_hint_uncontended)  ! OK
  24       a = a + i;
  25       !$omp end critical (HASH2)
  26   end do
  27   !$omp parallel do
  28   do i = 1, 10
  29       !$omp critical (HASH3) hint(omp_sync_hint_contended)  ! OK
  30       a = a + i;
  31       !$omp end critical (HASH3)
  32   end do
  33   !$omp parallel do
  34   do i = 1, 10
  35       !$omp critical (HASH4) hint(omp_sync_hint_speculative)  ! OK
  36       a = a + i;
  37       !$omp end critical (HASH4)
  38   end do
  39   !$omp parallel do
  40   do i = 1, 10
  41       !$omp critical (HASH5) hint(omp_sync_hint_nonspeculative)  ! OK
  42       a = a + i;
  43       !$omp end critical (HASH5)
  44   end do
  45   !$omp parallel do
  46   do i = 1, 10
  47       !$omp critical (HASH6) hint(omp_sync_hint_contended + omp_sync_hint_speculative)  ! OK
  48       a = a + i;
  49       !$omp end critical (HASH6)
  50   end do
  51
  52   !$omp parallel do
  53   do i = 1, 10
  54       ! Accepted but invalid: different hint for same name.
  55       !$omp critical (HASH6) hint(omp_sync_hint_contended + omp_sync_hint_speculative)  ! OK
  56       a = a + i;
  57       !$omp end critical (HASH6)
  58   end do
  59   !$omp parallel do
  60   do i = 1, 10
  61       ! Accepted but invalid: Some random integer expr.
  62       !$omp critical (HASH) hint(1 + 2)
  63       a = a + i;
  64       !$omp end critical (HASH)
  65   end do
  66   !$omp parallel do
  67   do i = 1, 10
  68       !$omp critical (HASH) hint(-3)  ! { dg-error "shall be a valid constant hint expression" }
  69       a = a + i;
  70       !$omp end critical (HASH)
  71   end do
  72   !$omp parallel do
  73   do i = 1, 10
  74       !$omp critical (HASH2) hint(b)  ! { dg-error "shall be a valid constant hint expression" }
  75       a = a + i;
  76       !$omp end critical (HASH2)
  77   end do
  78   !$omp parallel do
  79   do i = 1, 10
  80       !$omp critical () hint(omp_hint_speculative)  ! { dg-error "Invalid character in name" }
  81       a = a + i;
  82 !      !$omp end critical
  83   end do
  84   !$omp parallel do
  85   do i = 1, 10
  86       !$omp critical hint(omp_sync_hint_none)  ! OK
  87       a = a + i;
  88       !$omp end critical
  89   end do
  90   !$omp parallel do
  91   do i = 1, 10
  92       !$omp critical hint(omp_sync_hint_contended)  ! { dg-error "CRITICAL at .1. with HINT clause requires a NAME, except when omp_sync_hint_none is used" }
  93       a = a + i;
  94       !$omp end critical
  95   end do
  96 end