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Merge pull request #691 from arjenroodselaar/stacksize

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Use conservative stack size for SMT2 on MacOS
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Clifford Wolf 2018-11-05 09:19:56 +01:00 • committed by GitHub
commit 8f50f289b9
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1 changed files with 6 additions and 1 deletions
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7
backends/smt2/smtio.py
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@ -32,10 +32,15 @@ from threading import Thread
if os.name == "posix":
smtio_reclimit = 64 * 1024
smtio_stacksize = 128 * 1024 * 1024
smtio_stacklimit = resource.RLIM_INFINITY
if os.uname().sysname == "Darwin":
# MacOS has rather conservative stack limits
smtio_stacksize = 16 * 1024 * 1024
smtio_stacklimit = resource.getrlimit(resource.RLIMIT_STACK)[1]
if sys.getrecursionlimit() < smtio_reclimit:
sys.setrecursionlimit(smtio_reclimit)
if resource.getrlimit(resource.RLIMIT_STACK)[0] < smtio_stacksize:
resource.setrlimit(resource.RLIMIT_STACK, (smtio_stacksize, -1))
resource.setrlimit(resource.RLIMIT_STACK, (smtio_stacksize, smtio_stacklimit))
# currently running solvers (so we can kill them)