File: test_2GB_fail.cpp

package info (click to toggle)
emscripten 3.1.69%2Bdfsg-4
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 121,872 kB
  • sloc: ansic: 636,110; cpp: 425,974; javascript: 78,401; python: 58,404; sh: 49,154; pascal: 5,237; makefile: 3,365; asm: 2,415; lisp: 1,869
file content (25 lines) | stat: -rw-r--r-- 517 bytes parent folder | download | duplicates (4)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
#include <assert.h>
#include <emscripten.h>
#include <stdio.h>
#include <stdlib.h>

void* allocation;

int main() {
  const int CHUNK_SIZE = 100 * 1024 * 1024;
  const int NUM_CHUNKS = 31; // total allocation will be over 3GB

  puts("allocating");

  for (int i = 0; i < NUM_CHUNKS; i++) {
    printf("alloc %d\n", i);
    allocation = malloc(CHUNK_SIZE);
    if (!allocation) {
      assert(i <= 20); // can't get to 2GB
      puts("expected allocation failure");
      return 0;
    }
  }

  puts("UNEXPECTED");
}