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Fixed a pthread issue in 32-bit ARM debug builds. #508

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Sep 4, 2017
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Fixed a pthread issue in 32-bit ARM debug builds. #508

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2 changes: 2 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
@@ -1,6 +1,8 @@
# master
*Please add new entries at the top.*

1. Workaround an unexpected EGAGIN error being returned by pthread in 32-bit ARM debug builds. (#508)

1. The `SignalProducer` internals have undergone a significant refactoring, which bootstraps the effort to reduce the overhead of constant producers and producer compositions. (#487, kudos to @andersio)

# 2.0.1
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4 changes: 3 additions & 1 deletion Sources/Atomic.swift
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Expand Up @@ -155,7 +155,9 @@ internal class Lock {
attr.deallocate(capacity: 1)
}

#if DEBUG
// Darwin pthread for 32-bit ARM somehow returns `EAGAIN` when
// using `trylock` on a `PTHREAD_MUTEX_ERRORCHECK` mutex.
#if DEBUG && !arch(arm)
pthread_mutexattr_settype(attr, Int32(recursive ? PTHREAD_MUTEX_RECURSIVE : PTHREAD_MUTEX_ERRORCHECK))
#else
pthread_mutexattr_settype(attr, Int32(recursive ? PTHREAD_MUTEX_RECURSIVE : PTHREAD_MUTEX_NORMAL))
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