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-rw-r--r--src/libstd/sys/windows/mod.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libstd/sys/windows/mod.rs b/src/libstd/sys/windows/mod.rs
index 9fce308cb94..41361a0cde6 100644
--- a/src/libstd/sys/windows/mod.rs
+++ b/src/libstd/sys/windows/mod.rs
@@ -138,7 +138,7 @@ pub fn decode_error_detailed(errno: i32) -> IoError {
 }
 
 #[inline]
-pub fn retry<I> (f: || -> I) -> I { f() } // PR rust-lang/rust/#17020
+pub fn retry<I, F>(f: F) -> I where F: FnOnce() -> I { f() } // PR rust-lang/rust/#17020
 
 pub fn ms_to_timeval(ms: u64) -> libc::timeval {
     libc::timeval {