20 lines
242 B
Nim
20 lines
242 B
Nim
discard """
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matrix: "--threads:on"
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"""
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import std/rlocks
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var r: RLock
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r.initRLock()
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doAssert r.tryAcquire()
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doAssert r.tryAcquire()
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r.release()
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r.release()
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block:
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var x = 12
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withRLock r:
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inc x
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doAssert x == 13
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r.deinitRLock()
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