File: random_shuffle.cpp

package info (click to toggle)
llvm-toolchain-6.0 1%3A6.0.1-10
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 598,080 kB
  • sloc: cpp: 3,046,253; ansic: 595,057; asm: 271,965; python: 128,926; objc: 106,554; sh: 21,906; lisp: 10,191; pascal: 6,094; ml: 5,544; perl: 5,265; makefile: 2,227; cs: 2,027; xml: 686; php: 212; csh: 117
file content (23 lines) | stat: -rw-r--r-- 767 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
// RUN: %clangxx_scudo %s -o %t
// RUN: rm -rf %T/random_shuffle_tmp_dir
// RUN: mkdir %T/random_shuffle_tmp_dir
// RUN: %run %t 100 > %T/random_shuffle_tmp_dir/out1
// RUN: %run %t 100 > %T/random_shuffle_tmp_dir/out2
// RUN: %run %t 10000 > %T/random_shuffle_tmp_dir/out1
// RUN: %run %t 10000 > %T/random_shuffle_tmp_dir/out2
// RUN: not diff %T/random_shuffle_tmp_dir/out?
// RUN: rm -rf %T/random_shuffle_tmp_dir

// Tests that the allocator shuffles the chunks before returning to the user.

#include <stdlib.h>
#include <stdio.h>

int main(int argc, char **argv) {
  int alloc_size = argc == 2 ? atoi(argv[1]) : 100;
  char *base = new char[alloc_size];
  for (int i = 0; i < 20; i++) {
    char *p = new char[alloc_size];
    printf("%zd\n", base - p);
  }
}