chalk-ir = "0.80.0"
chalk-engine = "0.80.0"
chalk-solve = "0.80.0"
-smallvec = { version = "1.6.1", features = ["union", "may_dangle"] }
+smallvec = { version = "1.8.1", features = ["union", "may_dangle"] }
rustc_infer = { path = "../rustc_infer" }
rustc_trait_selection = { path = "../rustc_trait_selection" }