libextra: Add missing core::prelude import. rs=burningtree

This commit is contained in:
Patrick Walton 2013-05-23 08:33:30 -07:00
parent be0110989e
commit 6e2b082adc

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@ -362,6 +362,8 @@ mod tests {
#[cfg(test)]
mod test_set {
use core::prelude::*;
use super::SmallIntSet;
#[test]