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fix potential A-B-A problem with segment abandonment; noticed by Manual Poeter and Sam Gross

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This commit is contained in:
daan 2020-01-08 17:45:38 -08:00
parent 5d2f111f64
commit 683d8998d4
3 changed files with 60 additions and 28 deletions
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6
test/test-stress.c
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@ -135,9 +135,9 @@ static void stress(intptr_t tid) {
allocs--;
if (data_top >= data_size) {
data_size += 100000;
data = (void**)custom_realloc(data, data_size * sizeof(void*));
data = (void**)custom_realloc(data, data_size * sizeof(void*));
}
data[data_top++] = alloc_items( 1ULL << (pick(&r) % max_item_shift), &r);
data[data_top++] = alloc_items(1ULL << (pick(&r) % max_item_shift), &r);
}
else {
// 25% retain
@ -209,7 +209,7 @@ int main(int argc, char** argv) {
}
mi_collect(false);
#ifndef NDEBUG
if ((n + 1) % 10 == 0) { printf("- iterations left: %3d\n", ITER - (n + 1)); }
if ((n + 1) % 10 == 0) { printf("- iterations left: %3d\n", ITER - n + 1); }
#endif
}