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// RUN: %clangxx_msan -m64 -O0 %s -o %t && %run %t 2>&1
// RUN: %clangxx_msan -m64 -O0 -D_FILE_OFFSET_BITS=64 %s -o %t && %run %t 2>&1
// RUN: %clangxx_msan -m64 -O3 %s -o %t && %run %t 2>&1
#include <assert.h>
#include <errno.h>
#include <net/if.h>
#include <stdio.h>
#include <string.h>
#include <sanitizer/msan_interface.h>
int main(int argc, char *argv[]) {
char ifname[IF_NAMESIZE + 1];
assert(0 == __msan_test_shadow(ifname, sizeof(ifname)));
if (!if_indextoname(1, ifname)) {
assert(errno == ENXIO);
printf("No network interfaces found.\n");
return 0;
}
assert(strlen(ifname) + 1 == __msan_test_shadow(ifname, sizeof(ifname)));
return 0;
}
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