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Fix Issue 20160 - ThreadInfo.cleanup() clears local thread's

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registered names instead of "this"'s
This commit is contained in:
Bernhard Seckinger 2019-12-11 14:19:09 +01:00
parent 50205ebeb7
commit c8331f13a0
1 changed files with 16 additions and 6 deletions
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22
std/concurrency.d
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@ -994,18 +994,17 @@ private @property Mutex registryLock()
return impl;
}
private void unregisterMe()
private void unregisterMe(ref ThreadInfo me)
{
auto me = thisInfo.ident;
if (thisInfo.ident != Tid.init)
if (me.ident != Tid.init)
{
synchronized (registryLock)
{
if (auto allNames = me in namesByTid)
if (auto allNames = me.ident in namesByTid)
{
foreach (name; *allNames)
tidByName.remove(name);
namesByTid.remove(me);
namesByTid.remove(me.ident);
}
}
}
@ -1128,7 +1127,18 @@ struct ThreadInfo
_send(MsgType.linkDead, tid, ident);
if (owner != Tid.init)
_send(MsgType.linkDead, owner, ident);
unregisterMe(); // clean up registry entries
unregisterMe(this); // clean up registry entries
}
// issue 20160
@system unittest
{
register("main_thread", thisTid());
ThreadInfo t;
t.cleanup();
assert(locate("main_thread") == thisTid());
}
}