1 // RUN: %clangxx_msan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s 2 3 #include <linux/prctl.h> 4 #include <sys/prctl.h> 5 6 int main(void) { 7 prctl(PR_SET_NAME, "tname"); 8 char name[16]; 9 prctl(PR_GET_NAME, name); 10 11 if (name[0] == 'A') { 12 return 0; 13 } 14 if (name[5] != '\0') { 15 return 0; 16 } 17 if (name[6] != '\0') { 18 return 0; 19 } 20 // CHECK: SUMMARY: MemorySanitizer: use-of-uninitialized-value {{.*prctl.cpp}}:[[@LINE-3]] 21 22 return 0; 23 } 24