sync: Enable the fast path of select()

alexcrichton · alexcrichton · commit 41706269c8ff · 2014-06-19T13:42:23.000-07:00
This was erroneously disabled as part of 065e121 and it hasn't been turned on since. This was a 3x perf improvement in a test of mine.
diff --git a/src/libsync/comm/select.rs b/src/libsync/comm/select.rs
@@ -132,7 +132,7 @@ impl Select {
     /// event could either be that data is available or the corresponding
     /// channel has been closed.
     pub fn wait(&self) -> uint {
-        self.wait2(false)
+        self.wait2(true)
     }
 
     /// Helper method for skipping the preflight checks during testing

Original file line number	Diff line number	Diff line change
`@@ -132,7 +132,7 @@ impl Select {`
`132`	`132`	`/// event could either be that data is available or the corresponding`
`133`	`133`	`/// channel has been closed.`
`134`	`134`	`pub fn wait(&self) -> uint {`
`135`		`- self.wait2(false)`
	`135`	`+ self.wait2(true)`
`136`	`136`	`}`
`137`	`137`
`138`	`138`	`/// Helper method for skipping the preflight checks during testing`