xref: /aosp_15_r20/external/compiler-rt/test/msan/sem_getvalue.cc (revision 7c3d14c8b49c529e04be81a3ce6f5cc23712e4c6)
1*7c3d14c8STreehugger Robot // RUN: %clangxx_msan -O0 -g %s -o %t && %run %t
2*7c3d14c8STreehugger Robot 
3*7c3d14c8STreehugger Robot #include <assert.h>
4*7c3d14c8STreehugger Robot #include <sanitizer/msan_interface.h>
5*7c3d14c8STreehugger Robot #include <semaphore.h>
6*7c3d14c8STreehugger Robot 
main(void)7*7c3d14c8STreehugger Robot int main(void) {
8*7c3d14c8STreehugger Robot   sem_t sem;
9*7c3d14c8STreehugger Robot   int res = sem_init(&sem, 0, 42);
10*7c3d14c8STreehugger Robot   assert(res == 0);
11*7c3d14c8STreehugger Robot 
12*7c3d14c8STreehugger Robot   int v;
13*7c3d14c8STreehugger Robot   res = sem_getvalue(&sem, &v);
14*7c3d14c8STreehugger Robot   assert(res == 0);
15*7c3d14c8STreehugger Robot   __msan_check_mem_is_initialized(&v, sizeof(v));
16*7c3d14c8STreehugger Robot   assert(v == 42);
17*7c3d14c8STreehugger Robot 
18*7c3d14c8STreehugger Robot   res = sem_destroy(&sem);
19*7c3d14c8STreehugger Robot   assert(res == 0);
20*7c3d14c8STreehugger Robot 
21*7c3d14c8STreehugger Robot   return 0;
22*7c3d14c8STreehugger Robot }
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