1 files changed, 2 insertions, 0 deletions
diff --git a/src/Value.zig b/src/Value.zig
index be2c73c3e9..40e5331c4e 100644
--- a/src/Value.zig
+++ b/src/Value.zig
@@ -1132,6 +1132,8 @@ pub fn compareHeteroAdvanced(
             else => {},
         }
     }
+
+    if (lhs.isNan(zcu) or rhs.isNan(zcu)) return op == .neq;
     return (try orderAdvanced(lhs, rhs, strat, zcu, tid)).compare(op);
 }