diff --git a/cranelift/filetests/filetests/isa/x64/popcnt.clif b/cranelift/filetests/filetests/isa/x64/popcnt.clif
index a06f5a27ce..4d0f08cf64 100644
--- a/cranelift/filetests/filetests/isa/x64/popcnt.clif
+++ b/cranelift/filetests/filetests/isa/x64/popcnt.clif
@@ -2,8 +2,6 @@ test compile
 target x86_64
 feature "experimental_x64"
 
-; TODO: test with popcnt feature available too, once new backend supports that.
-
 function %popcnt64(i64) -> i64 {
 block0(v0: i64):
     v1 = popcnt v0