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/* { dg-do compile } */

void f1(void)

{

  #pragma omp barrier a         /* { dg-error "expected end of line" } */

}

/* OpenMP 2.5, section 2.7.3:

   Note that because the barrier construct does not have a C language

   statement as part of its syntax, there are some restrictions on its

   placement within a program. The barrier directive may only be placed

   in the program at a position where ignoring or deleting the directive

   would result in a program with correct syntax.  */

void f2(void)

{

  label:       /* { dg-error "label at end of compound statement" } */

    #pragma omp barrier

}

void f3(_Bool p)

{

  if (p)

    #pragma omp barrier         /* { dg-error "compound statements" } */

}