Files
Nim/tests/arc/torcbench.nim
Andreas Rumpf af7f7726fe ORC: make the adaptive strategy the default in order to fight memory consumption (#16250)
* ORC: make the adaptive strategy the default in order to fight memory consumption

* added missing test case
2020-12-05 23:15:17 +01:00

39 lines
1.0 KiB
Nim

discard """
output: '''true peak memory: true'''
cmd: "nim c --gc:orc -d:release $file"
"""
import lists, strutils, times
type
Base = ref object of RootObj
Node = ref object of Base
parent: DoublyLinkedList[string]
le, ri: Node
self: Node # in order to create a cycle
proc buildTree(parent: DoublyLinkedList[string]; depth: int): Node =
if depth == 0:
result = nil
elif depth == 1:
result = Node(parent: parent, le: nil, ri: nil, self: nil)
when not defined(gcArc):
result.self = result
else:
result = Node(parent: parent, le: buildTree(parent, depth - 1), ri: buildTree(parent, depth - 2), self: nil)
result.self = result
proc main() =
for i in countup(1, 100):
var leakList = initDoublyLinkedList[string]()
for j in countup(1, 5000):
leakList.append(newString(200))
#GC_fullCollect()
for i in 0..400:
discard buildTree(leakList, 8)
main()
GC_fullCollect()
echo getOccupiedMem() < 10 * 1024 * 1024, " peak memory: ", getMaxMem() < 10 * 1024 * 1024