1// Test that unaligned pointers are detected correctly. 2// RUN: LSAN_BASE="report_objects=1:use_stacks=0:use_registers=0" 3// RUN: %clangxx_lsan %s -o %t 4// RUN: LSAN_OPTIONS=$LSAN_BASE:"use_unaligned=0" not %run %t 2>&1 | FileCheck %s 5// RUN: LSAN_OPTIONS=$LSAN_BASE:"use_unaligned=1" %run %t 2>&1 6 7#include <stdio.h> 8#include <stdlib.h> 9#include <string.h> 10 11void *arr[2]; 12 13int main() { 14 void *p = malloc(1337); 15 fprintf(stderr, "Test alloc: %p.\n", p); 16 char *char_arr = (char *)arr; 17 memcpy(char_arr + 1, &p, sizeof(p)); 18 return 0; 19} 20// CHECK: Test alloc: [[ADDR:.*]]. 21// CHECK: LeakSanitizer: detected memory leaks 22// CHECK: [[ADDR]] (1337 bytes) 23// CHECK: SUMMARY: {{(Leak|Address)}}Sanitizer: 24