File: disabled.c

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.6-1~exp1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,304 kB
  • sloc: cpp: 7,438,677; ansic: 1,393,822; asm: 1,012,926; python: 241,650; f90: 86,635; objc: 75,479; lisp: 42,144; pascal: 17,286; sh: 10,027; ml: 5,082; perl: 4,730; awk: 3,523; makefile: 3,349; javascript: 2,251; xml: 892; fortran: 672
file content (25 lines) | stat: -rw-r--r-- 598 bytes parent folder | download | duplicates (13) 
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
 
// RUN: %libomp-compile
// RUN: env KMP_AFFINITY=disabled %libomp-run
// RUN: env KMP_AFFINITY=disabled,reset %libomp-run
// REQUIRES: affinity
#include <stdio.h>
#include <stdlib.h>
#include <omp.h>

int main() {
  int nthreads, correct_value;;
  int a = 0;
  #pragma omp parallel reduction(+: a)
  {
    a += omp_get_thread_num();
    #pragma omp single
    nthreads = omp_get_num_threads();
  }
  correct_value = nthreads * (nthreads - 1) / 2;
  if (a != correct_value) {
    printf("Incorrect value: %d should be %d\n", a, correct_value);
    return EXIT_FAILURE;
  }
  return EXIT_SUCCESS;
}