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authorAmanieu d'Antras <amanieu@gmail.com>2021-03-18 20:36:40 +0000
committerGitHub <noreply@github.com>2021-03-18 20:36:40 +0000
commit72dda3aae088f39ea4face0df61436d6adb7479d (patch)
tree3ff1c346f4f41e0d107329361c92536904533524 /library/stdarch/crates/std_detect/src/lib.rs
parent7947cb8bac1440113786250c7810d83d2f41bb24 (diff)
downloadrust-72dda3aae088f39ea4face0df61436d6adb7479d.tar.gz
rust-72dda3aae088f39ea4face0df61436d6adb7479d.zip
Fix building std_detect as a dependency of std (#1089)
Diffstat (limited to 'library/stdarch/crates/std_detect/src/lib.rs')
-rw-r--r--library/stdarch/crates/std_detect/src/lib.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/library/stdarch/crates/std_detect/src/lib.rs b/library/stdarch/crates/std_detect/src/lib.rs
index b051be5c0a5..6658c3e6bda 100644
--- a/library/stdarch/crates/std_detect/src/lib.rs
+++ b/library/stdarch/crates/std_detect/src/lib.rs
@@ -20,6 +20,7 @@
 #![cfg_attr(feature = "std_detect_file_io", feature(vec_spare_capacity))]
 #![no_std]
 
+#[cfg_attr(feature = "rustc-dep-of-std", allow(unused_extern_crates))]
 #[cfg(feature = "std_detect_file_io")]
 extern crate alloc;