compiler-rt/test/msan/getloadavg.cpp

   1 // RUN: %clangxx_msan -O0 -g %s -o %t && %run %t
   2
   3 #define _BSD_SOURCE
   4 #include <assert.h>
   5 #include <stdlib.h>
   6
   7 #include <sanitizer/msan_interface.h>
   8
   9 int main(void) {
  10   double x[4];
  11   int ret = getloadavg(x, 3);
  12   assert(ret > 0);
  13   assert(ret <= 3);
  14   assert(__msan_test_shadow(x, sizeof(double) * ret) == -1);
  15   assert(__msan_test_shadow(&x[ret], sizeof(double)) == 0);
  16 }