1 // RUN: %clangxx_msan -O0 -g %s -o %t && %run %t >%t.out 2>&1 2 // RUN: FileCheck %s < %t.out 3 4 #include <stdint.h> 5 #include <sanitizer/msan_interface.h> 6 7 int main(void) { 8 unsigned long long x = 0; // For 8-byte alignment. 9 char x_s[4] = {0x87, 0x65, 0x43, 0x21}; 10 __msan_partial_poison(&x, &x_s, sizeof(x_s)); 11 __msan_print_shadow(&x, sizeof(x_s)); 12 return 0; 13 } 14 15 // CHECK: Shadow map of [{{.*}}), 4 bytes: 16 // CHECK: 0x{{.*}}: 87654321 ........ ........ ........ 17
