diff options
Diffstat (limited to 'src/libstd/lib.rs')
| -rw-r--r-- | src/libstd/lib.rs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/libstd/lib.rs b/src/libstd/lib.rs index cd9484de85a..70a1f82c9a1 100644 --- a/src/libstd/lib.rs +++ b/src/libstd/lib.rs @@ -355,8 +355,9 @@ use prelude::v1::*; // We want to re-export a few macros from core but libcore has already been // imported by the compiler (via our #[no_std] attribute) In this case we just // add a new crate name so we can attach the re-exports to it. -#[macro_reexport(assert, assert_eq, assert_ne, debug_assert, debug_assert_eq, +#[macro_reexport(assert_eq, assert_ne, debug_assert, debug_assert_eq, debug_assert_ne, unreachable, unimplemented, write, writeln, try)] +#[cfg_attr(stage0, macro_reexport(assert))] extern crate core as __core; #[macro_use] |