1*7c3d14c8STreehugger Robot // RUN: %clangxx_msan -O0 %s -o %t && %run %t 2>&1 2*7c3d14c8STreehugger Robot // RUN: %clangxx_msan -O0 -D_FILE_OFFSET_BITS=64 %s -o %t && %run %t 2>&1 3*7c3d14c8STreehugger Robot // RUN: %clangxx_msan -O3 %s -o %t && %run %t 2>&1 4*7c3d14c8STreehugger Robot 5*7c3d14c8STreehugger Robot #include <assert.h> 6*7c3d14c8STreehugger Robot #include <errno.h> 7*7c3d14c8STreehugger Robot #include <net/if.h> 8*7c3d14c8STreehugger Robot #include <stdio.h> 9*7c3d14c8STreehugger Robot #include <string.h> 10*7c3d14c8STreehugger Robot 11*7c3d14c8STreehugger Robot #include <sanitizer/msan_interface.h> 12*7c3d14c8STreehugger Robot main(int argc,char * argv[])13*7c3d14c8STreehugger Robotint main(int argc, char *argv[]) { 14*7c3d14c8STreehugger Robot char ifname[IF_NAMESIZE + 1]; 15*7c3d14c8STreehugger Robot assert(0 == __msan_test_shadow(ifname, sizeof(ifname))); 16*7c3d14c8STreehugger Robot if (!if_indextoname(1, ifname)) { 17*7c3d14c8STreehugger Robot assert(errno == ENXIO); 18*7c3d14c8STreehugger Robot printf("No network interfaces found.\n"); 19*7c3d14c8STreehugger Robot return 0; 20*7c3d14c8STreehugger Robot } 21*7c3d14c8STreehugger Robot assert(strlen(ifname) + 1 <= __msan_test_shadow(ifname, sizeof(ifname))); 22*7c3d14c8STreehugger Robot return 0; 23*7c3d14c8STreehugger Robot } 24