Auto merge of #69330 - Centril:literally-melting-ice, r=eddyb

[rust.git] / src / librustc_typeck / astconv.rs

diff --git a/src/librustc_typeck/astconv.rs b/src/librustc_typeck/astconv.rs
index 88e0f8b30d9ee8fdcf682ce9bee12261635f19c5..78c05a51e4fbd19df1ba9da033ed370a650bdbcd 100644 (file)
--- a/src/librustc_typeck/astconv.rs
+++ b/src/librustc_typeck/astconv.rs
@@ -2742,6 +2742,8 @@ pub fn ast_const_to_const(
             // mir.
             if let Ok(c) = tcx.at(expr.span).lit_to_const(lit_input) {
                 return c;
+            } else {
+                tcx.sess.delay_span_bug(expr.span, "ast_const_to_const: couldn't lit_to_const");
             }
         }