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https://github.com/nim-lang/Nim.git
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* ttables: smaller table, 5x speedup * thavlak: less iterations, less loops; 30% speedup * tasyncclosestall: shorter timeout; 35% speedup * gcleak4: less iterations, 2x speedup * ttimes: remove deprecated stuff * tdangerisrelease: remove cpp backend, 3x speedup * tfrexp1: smaller range, 2x speedup * trtree: fix warnings, less iterations, 6x speedup * tasyncawait_cyclebreaker: smaller swarm size; 2x speedup * trealloc: smaller number of iterations; 10x speedup * towned_binary_tree: less iterations, 4x speedup * tclosure: remove unused code, less iterations; 2x speedup * twaitany: less durations; 1.4x speedup * tasync_misc: less iterations, 2x speedup * t8535: smaller sleep, 1.5x speedup * tmanyjoin: smaller sleep, 2x speedup * t12221: shorter sleeps, removed two slower tests; 1.6x speedup * tfuturestream: smaller sleep; 1.5x speedup * growobjcrash: less iterations; 2x speedup * ttryrecv: smaller sleep; 1.5x speedup * treusetvar: less threads; 2x speedup * delete tthreadanalysis2, basically a duplicate of tthreadanalysis * t7758: less iterations, 1.5x speedup * tasyncawait: smaller swarm, less messages; 1.5x speedup * tjsandnativeasync: smaller sleep, 1.5x speedup * tpendingcheck: smaller sleep, 1.5x speedup * remove rodfiles test category * move tseq from its own category to 'collections' category * remove unneeded tests and helpers from 'assert' category * stdlib: merge tbitops2 into tbitops * remove 'trepr2' from 'stdlib' cat * merge 'tstreams' into one file * remove 'tinefficient_const_table' from 'ccbugs' cat * merge 'tcollections_to_string' into 'tcollections' * tblocking_channel: smaller sleep, small speedup * tconvexhull: less iterartions; 1.2x speedup * merge 'tdeepcopy2' into 'tdeepcopy' * merge 'tdisjoint_slice2' into 'tdisjoint_slice1' * tmissing_deepcopy: smaller sequence * tsendtwice: smaller arrays; 5x speedup * remove 'tindexerrorformatbounds' * disable multimethod tests * remove 'gc:none' and 'refc' without 'd:useRealtimeGC' from gc tests * koch.nim: bootstrap just with '-d:release', no need for 'csource' * add github workflow for documentation * testament: no need for 8 sub-second decimals
47 lines
1.1 KiB
Nim
47 lines
1.1 KiB
Nim
discard """
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outputsub: "no leak: "
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"""
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type
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TExpr {.inheritable.} = object ## abstract base class for an expression
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PLiteral = ref TLiteral
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TLiteral = object of TExpr
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x: int
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op1: string
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TPlusExpr = object of TExpr
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a, b: ref TExpr
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op2: string
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method eval(e: ref TExpr): int {.base.} =
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# override this base method
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quit "to override!"
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method eval(e: ref TLiteral): int = return e.x
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method eval(e: ref TPlusExpr): int =
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# watch out: relies on dynamic binding
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return eval(e.a) + eval(e.b)
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proc newLit(x: int): ref TLiteral =
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new(result)
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result.x = x
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result.op1 = $getOccupiedMem()
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proc newPlus(a, b: sink(ref TExpr)): ref TPlusExpr =
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new(result)
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result.a = a
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result.b = b
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result.op2 = $getOccupiedMem()
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const Limit = when compileOption("gc", "markAndSweep") or compileOption("gc", "boehm"): 5*1024*1024 else: 500_000
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for i in 0..50_000:
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var s: array[0..11, ref TExpr]
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for j in 0..high(s):
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s[j] = newPlus(newPlus(newLit(j), newLit(2)), newLit(4))
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if eval(s[j]) != j+6:
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quit "error: wrong result"
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if getOccupiedMem() > Limit: quit("still a leak!")
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echo "no leak: ", getOccupiedMem()
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