xref: /llvm-project/offload/test/libc/fwrite.c (revision 330d8983d25d08580fc1642fea48b2473f47a9da)
1*330d8983SJohannes Doerfert // RUN: %libomptarget-compile-run-and-check-generic
2*330d8983SJohannes Doerfert 
3*330d8983SJohannes Doerfert // REQUIRES: libc
4*330d8983SJohannes Doerfert 
5*330d8983SJohannes Doerfert #include <assert.h>
6*330d8983SJohannes Doerfert #include <stdio.h>
7*330d8983SJohannes Doerfert 
8*330d8983SJohannes Doerfert #pragma omp declare target to(stdout)
9*330d8983SJohannes Doerfert 
main()10*330d8983SJohannes Doerfert int main() {
11*330d8983SJohannes Doerfert   int r = 0;
12*330d8983SJohannes Doerfert // CHECK: PASS
13*330d8983SJohannes Doerfert #pragma omp target map(from : r)
14*330d8983SJohannes Doerfert   { r = fwrite("PASS\n", 1, sizeof("PASS\n") - 1, stdout); }
15*330d8983SJohannes Doerfert   assert(r == sizeof("PASS\n") - 1 && "Incorrect number of bytes written");
16*330d8983SJohannes Doerfert 
17*330d8983SJohannes Doerfert // CHECK: PASS
18*330d8983SJohannes Doerfert #pragma omp target map(from : r) nowait
19*330d8983SJohannes Doerfert   { r = fwrite("PASS\n", 1, 5, stdout); }
20*330d8983SJohannes Doerfert #pragma omp taskwait
21*330d8983SJohannes Doerfert   assert(r == sizeof("PASS\n") - 1 && "Incorrect number of bytes written");
22*330d8983SJohannes Doerfert }
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