Remove warning about UB

diff --git a/src/librustc_typeck/check/demand.rs b/src/librustc_typeck/check/demand.rs
index 9e14efb67a94ca5df426bb0fb66bbbfad8662a7e..8ae5ee4c3f9712028ce303404c9281216859c273 100644 (file)
--- a/src/librustc_typeck/check/demand.rs
+++ b/src/librustc_typeck/check/demand.rs
@@ -909,13 +909,6 @@ pub fn check_for_cast(
                             cast_suggestion,
                             Applicability::MaybeIncorrect, // lossy conversion
                         );
-                        err.warn(
-                            "if the rounded value cannot be represented by the target \
-                                integer type, including `Inf` and `NaN`, casting will cause \
-                                undefined behavior \
-                                (see issue #10184 <https://github.com/rust-lang/rust/issues/10184> \
-                                for more information)",
-                        );
                     }
                     true
                 }