[gardening] Remove accidental trailing whitespace (" " and "\t")

test/stdlib/POSIX.swift

@@ -93,11 +93,11 @@ POSIXTests.test("ioctl(CInt, UInt, CInt): fail") {
   let fd = open(fn, 0)
   expectEqual(-1, fd)
   expectEqual(ENOENT, errno)
-	
+
   // A simple check to verify that ioctl is available
   let _ = ioctl(fd, 0, 0)
   expectEqual(EBADF, errno)
-}   
+}
 
 #if os(Linux)
 // Successful creation of a socket and listing interfaces
@@ -122,7 +122,7 @@ POSIXTests.test("fcntl(CInt, CInt): fail") {
   let fd = open(fn, 0)
   expectEqual(-1, fd)
   expectEqual(ENOENT, errno)
-	
+
   let _ = fcntl(fd, F_GETFL)
   expectEqual(EBADF, errno)
 }
@@ -132,28 +132,28 @@ POSIXTests.test("fcntl(CInt, CInt): F_GETFL/F_SETFL success with file") {
   // Create and open file.
   let fd = open(fn, O_CREAT, 0o666)
   expectGT(Int(fd), 0)
-	
+
   var flags = fcntl(fd, F_GETFL)
   expectGE(Int(flags), 0)
-	
+
   // Change to APPEND mode...
   var rc = fcntl(fd, F_SETFL, O_APPEND)
   expectEqual(0, rc)
-	
+
   flags = fcntl(fd, F_GETFL)
   expectEqual(flags | O_APPEND, flags)
-	
+
   // Change back...
   rc = fcntl(fd, F_SETFL, 0)
   expectEqual(0, rc)
 
   flags = fcntl(fd, F_GETFL)
   expectGE(Int(flags), 0)
-	
+
   // Clean up...
   rc = close(fd)
   expectEqual(0, rc)
-	
+
   rc = unlink(fn)
   expectEqual(0, rc)
 }
@@ -162,24 +162,24 @@ POSIXTests.test("fcntl(CInt, CInt, CInt): block and unblocking sockets success")
   // Create socket, note: socket created by default in blocking mode...
   let sock = socket(PF_INET, 1, 0)
   expectGT(Int(sock), 0)
-	
+
   var flags = fcntl(sock, F_GETFL)
   expectGE(Int(flags), 0)
-	
+
   // Change mode of socket to non-blocking...
   var rc = fcntl(sock, F_SETFL, flags | O_NONBLOCK)
   expectEqual(0, rc)
-	
+
   flags = fcntl(sock, F_GETFL)
   expectEqual((flags | O_NONBLOCK), flags)
-	
+
   // Change back to blocking...
   rc = fcntl(sock, F_SETFL, flags & ~O_NONBLOCK)
   expectEqual(0, rc)
-	
+
   flags = fcntl(sock, F_GETFL)
   expectGE(Int(flags), 0)
-	
+
   // Clean up...
   rc = close(sock)
   expectEqual(0, rc)
@@ -189,35 +189,35 @@ POSIXTests.test("fcntl(CInt, CInt, UnsafeMutableRawPointer): locking and unlocki
   // Create the file and add data to it...
   var fd = open(fn, O_CREAT | O_WRONLY, 0o666)
   expectGT(Int(fd), 0)
-	
+
   let data = "Testing 1 2 3"
   let bytesWritten = write(fd, data, data.utf8.count)
   expectEqual(data.utf8.count, bytesWritten)
-	
+
   var rc = close(fd)
   expectEqual(0, rc)
-	
+
   // Re-open the file...
   fd = open(fn, 0)
   expectGT(Int(fd), 0)
-	
+
   // Lock for reading...
   var flck = flock()
   flck.l_type = Int16(F_RDLCK)
   flck.l_len = off_t(data.utf8.count)
   rc = fcntl(fd, F_SETLK, &flck)
   expectEqual(0, rc)
-	
+
   // Unlock for reading...
   flck = flock()
   flck.l_type = Int16(F_UNLCK)
   rc = fcntl(fd, F_SETLK, &flck)
   expectEqual(0, rc)
-	
+
   // Clean up...
   rc = close(fd)
   expectEqual(0, rc)
-	
+
   rc = unlink(fn)
   expectEqual(0, rc)
 }