File: omp-lastprivate02.f90

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (36 lines) | stat: -rw-r--r-- 1,008 bytes parent folder | download | duplicates (3) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
 
! RUN: %S/test_errors.sh %s %t %flang_fc1 -fopenmp
! REQUIRES: shell
! OpenMP Version 4.5
! 2.15.3.5 lastprivate Clause
! A list item that is private within a parallel region, or that appears in
! reduction clause of a parallel construct, must not appear in a
! lastprivate clause on a worksharing construct if any of the corresponding
! worksharing regions ever binds to any of the corresponding parallel regions.

program omp_lastprivate
  integer :: a(10), b(10), c(10)

  a = 10
  b = 20

  !$omp parallel reduction(+:a)
  !ERROR: LASTPRIVATE variable 'a' is PRIVATE in outer context
  !$omp sections lastprivate(a, b)
  !$omp section
  c = a + b
  !$omp end sections
  !$omp end parallel

  !$omp parallel private(a,b)
  !ERROR: LASTPRIVATE variable 'a' is PRIVATE in outer context
  !ERROR: LASTPRIVATE variable 'b' is PRIVATE in outer context
  !$omp do lastprivate(a,b)
  do i = 1, 10
    c(i) = a(i) + b(i) + i
  end do
  !$omp end do
  !$omp end parallel

  print *, c

end program omp_lastprivate