diff --git a/test_regress/t/t_lint_width.v b/test_regress/t/t_lint_width.v
index 0ab62537d..b96b6da8f 100644
--- a/test_regress/t/t_lint_width.v
+++ b/test_regress/t/t_lint_width.v
@@ -17,9 +17,12 @@ module t ();
    wire [5:0] neg6 = - five;
 
    wire inc = 1'b1;
+   wire dec = 1'b1;
    wire [4:0] sumd = inc + five;
    wire [4:0] sume = five + inc;
-   wire [4:0] nege = five - inc;
+   wire [4:0] nege = five - dec;
+   wire [4:0] nsume = five + inc - dec;
+   wire [4:0] nsumf = five - dec + inc;
 
    // Relatively harmless < or <= compared with something less wide
    localparam [1:0] THREE = 3;