Add b128 type to fix tests

cranelift/codegen/meta/src/shared/types.rs

@@ -12,6 +12,8 @@ pub enum Bool {
     B32 = 32,
     /// 64-bit bool.
     B64 = 64,
+    /// 128-bit bool.
+    B128 = 128,
 }
 
 /// This provides an iterator through all of the supported bool variants.
@@ -34,6 +36,7 @@ impl Iterator for BoolIterator {
             2 => Some(Bool::B16),
             3 => Some(Bool::B32),
             4 => Some(Bool::B64),
+            5 => Some(Bool::B128),
             _ => return None,
         };
         self.index += 1;
@@ -192,6 +195,7 @@ mod iter_tests {
         assert_eq!(bool_iter.next(), Some(Bool::B16));
         assert_eq!(bool_iter.next(), Some(Bool::B32));
         assert_eq!(bool_iter.next(), Some(Bool::B64));
+        assert_eq!(bool_iter.next(), Some(Bool::B128));
         assert_eq!(bool_iter.next(), None);
     }