1 files changed, 1 insertions, 1 deletions
diff --git a/src/librustc_trans/trans/_match.rs b/src/librustc_trans/trans/_match.rs
index 54afeca13ed..744ec5a6168 100644
--- a/src/librustc_trans/trans/_match.rs
+++ b/src/librustc_trans/trans/_match.rs
@@ -1112,7 +1112,7 @@ fn compile_submatch_continue<'a, 'p, 'blk, 'tcx>(mut bcx: Block<'blk, 'tcx>,
     let mut kind = NoBranch;
     let mut test_val = val;
     debug!("test_val={}", bcx.val_to_string(test_val));
-    if opts.len() > 0 {
+    if !opts.is_empty() {
         match opts[0] {
             ConstantValue(..) | ConstantRange(..) => {
                 test_val = load_if_immediate(bcx, val, left_ty);