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-rw-r--r--src/libstd/num/cmath.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libstd/num/cmath.rs b/src/libstd/num/cmath.rs
index 72051a93398..5212b6fc15e 100644
--- a/src/libstd/num/cmath.rs
+++ b/src/libstd/num/cmath.rs
@@ -10,6 +10,7 @@
 
 #[allow(missing_doc)];
 #[allow(non_uppercase_statics)];
+#[allow(dead_code)];
 
 // function names are almost identical to C's libmath, a few have been
 // renamed, grep for "rename:"