Stephen Hines | 86277eb | 2015-03-23 12:06:32 -0700 | [diff] [blame] | 1 | // Check hard_rss_limit_mb. Not all sanitizers implement it yet. |
| 2 | // RUN: %clangxx -O2 %s -o %t |
| 3 | // |
| 4 | // Run with limit should fail: |
| 5 | // RUN: %tool_options=hard_rss_limit_mb=100 not %run %t 2>&1 | FileCheck %s |
| 6 | // This run uses getrusage: |
| 7 | // RUN: %tool_options=hard_rss_limit_mb=100:can_use_proc_maps_statm=0 not %run %t 2>&1 | FileCheck %s |
| 8 | // |
| 9 | // Run w/o limit or with a large enough limit should pass: |
| 10 | // RUN: %tool_options=hard_rss_limit_mb=1000 %run %t |
| 11 | // RUN: %run %t |
| 12 | // |
| 13 | // FIXME: make it work for other sanitizers. |
| 14 | // XFAIL: lsan |
| 15 | // XFAIL: tsan |
| 16 | // XFAIL: msan |
| 17 | |
| 18 | #include <string.h> |
| 19 | #include <stdio.h> |
| 20 | #include <unistd.h> |
| 21 | |
| 22 | const int kNumAllocs = 200 * 1000; |
| 23 | const int kAllocSize = 1000; |
| 24 | volatile char *sink[kNumAllocs]; |
| 25 | |
| 26 | int main(int argc, char **argv) { |
| 27 | for (int i = 0; i < kNumAllocs; i++) { |
| 28 | if ((i % 1000) == 0) { |
| 29 | fprintf(stderr, "[%d]\n", i); |
| 30 | } |
| 31 | char *x = new char[kAllocSize]; |
| 32 | memset(x, 0, kAllocSize); |
| 33 | sink[i] = x; |
| 34 | } |
| 35 | sleep(1); // Make sure the background thread has time to kill the process. |
| 36 | // CHECK: hard rss limit exhausted |
| 37 | } |