summaryrefslogtreecommitdiffstats
path: root/js/src/jit-test/tests/gc/bug-1692221.js
blob: 11bd4a3aea3fe18c7600a07f33cead85da0248b4 (plain)
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
26
27
28
29
30
31
32
33
34
35
36
37
38
39
// |jit-test| allow-oom

// Test TenuredChunk::decommitFreeArenasWithoutUnlocking updates chunk
// metadata correctly. The data is checked by assertions so this test is about
// exercising the code in question.

function allocateGarbage() {
  gc();
  for (let j = 0; j < 100000; j++) {
    Symbol();
  }
}

function collectUntilDecommit() {
  startgc(1);
  while (gcstate() != "NotActive" && gcstate() != "Decommit") {
    gcslice(1000);
  }
}

function triggerSyncDecommit() {
  reportLargeAllocationFailure(1);
}

gczeal(0);

// Normally we skip decommit if GCs are happening frequently. Disable that for
// this test
gcparam("highFrequencyTimeLimit", 0);

allocateGarbage();
collectUntilDecommit();
triggerSyncDecommit();

allocateGarbage();
collectUntilDecommit();
oomAtAllocation(10);
triggerSyncDecommit();
resetOOMFailure();