diff options
| -rw-r--r-- | src/libstd/macros.rs | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/src/libstd/macros.rs b/src/libstd/macros.rs index 7f3c8fcdd5a..527bab759b0 100644 --- a/src/libstd/macros.rs +++ b/src/libstd/macros.rs @@ -211,8 +211,7 @@ macro_rules! eprint { #[stable(feature = "eprint", since = "1.19.0")] macro_rules! eprintln { () => (eprint!("\n")); - ($fmt:expr) => (eprint!(concat!($fmt, "\n"))); - ($fmt:expr, $($arg:tt)*) => (eprint!(concat!($fmt, "\n"), $($arg)*)); + ($($arg:tt)*) => (eprint!("{}\n", format_args!($($arg)*))); } #[macro_export] |