24 lines · cpp
1// RUN: %clangxx_msan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s2 3#include <linux/prctl.h>4#include <sys/prctl.h>5 6int 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