Adding missing wire

Author: aolofsson

lambdalib/stdlib/la_csa42/rtl/la_csa42.v

@@ -4,9 +4,11 @@
 //# License:  MIT (see LICENSE file in Lambda repository)                     #
 //#############################################################################
 
-module la_csa42 #(
+module la_csa42
+  #(
     parameter PROP = "DEFAULT"
-) (
+    )
+   (
     input  a,
     input  b,
     input  c,
@@ -15,11 +17,13 @@ module la_csa42 #(
     output sum,
     output carry,
     output cout
-);
+    );
 
-    assign cout   = (a & b) | (b & c) | (a & c);
-    assign sumint = a ^ b ^ c;
-    assign sum    = cin ^ d ^ sumint;
-    assign carry  = (cin & d) | (cin & sumint) | (d & sumint);
+   wire sumint;
+
+   assign cout   = (a & b) | (b & c) | (a & c);
+   assign sumint = a ^ b ^ c;
+   assign sum    = cin ^ d ^ sumint;
+   assign carry  = (cin & d) | (cin & sumint) | (d & sumint);
 
 endmodule