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authorJohn Kugelman <john@kugelman.name>2021-10-10 18:22:40 -0400
committerJohn Kugelman <john@kugelman.name>2021-10-10 19:00:33 -0400
commitcf2bcd10ed28b169b8df74383c2a35a4ffbdcf40 (patch)
tree87acd2edbff6d167abc4e8e70c702da9b9e350fa /library/std/src/io
parent6928fafe06e4ab29317f75194e1bf67c119dccdc (diff)
Add #[must_use] to from_value conversions
Diffstat (limited to 'library/std/src/io')
-rw-r--r--library/std/src/io/error.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/library/std/src/io/error.rs b/library/std/src/io/error.rs
index 51666c0a3c7..57b5c28430f 100644
--- a/library/std/src/io/error.rs
+++ b/library/std/src/io/error.rs
@@ -473,6 +473,7 @@ impl Error {
     /// # }
     /// ```
     #[stable(feature = "rust1", since = "1.0.0")]
+    #[must_use]
     #[inline]
     pub fn from_raw_os_error(code: i32) -> Error {
         Error { repr: Repr::Os(code) }