1 // RUN: %clangxx_msan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s 2 3 #include <assert.h> 4 #include <dlfcn.h> 5 #include <stdlib.h> 6 7 static int my_global; 8 9 int main(void) { 10 int *uninit = (int*)malloc(sizeof(int)); 11 my_global = *uninit; 12 void *p = dlopen(0, RTLD_NOW); 13 assert(p && "failed to get handle to executable"); 14 return my_global; 15 // CHECK: MemorySanitizer: use-of-uninitialized-value 16 // CHECK: #0 {{.*}} in main{{.*}}dlopen_executable.cc:[[@LINE-2]] 17 } 18
