diff --git a/test/libsolidity/semanticTests/viaYul/exp_neg.sol b/test/libsolidity/semanticTests/viaYul/exp_neg.sol
index aa2f5eb18..149e9159a 100644
--- a/test/libsolidity/semanticTests/viaYul/exp_neg.sol
+++ b/test/libsolidity/semanticTests/viaYul/exp_neg.sol
@@ -25,4 +25,9 @@ contract C {
 // f(int256,uint256): -2, 2 -> 4
 // f(int256,uint256): -7, 63 -> -174251498233690814305510551794710260107945042018748343
 // f(int256,uint256): -128, 2 -> 0x4000
-// f(int256,uint256): -1, 115792089237316195423570985008687907853269984665640564039457584007913129639935 -> -1
\ No newline at end of file
+// f(int256,uint256): -1, 115792089237316195423570985008687907853269984665640564039457584007913129639935 -> -1
+// f(int256,uint256): -2, 255 -> -57896044618658097711785492504343953926634992332820282019728792003956564819968
+// f(int256,uint256): -8, 85 -> -57896044618658097711785492504343953926634992332820282019728792003956564819968
+// f(int256,uint256): -131072, 15 -> -57896044618658097711785492504343953926634992332820282019728792003956564819968
+// f(int256,uint256): -32, 51 -> -57896044618658097711785492504343953926634992332820282019728792003956564819968
+// f(int256,uint256): -57896044618658097711785492504343953926634992332820282019728792003956564819968, 1 -> -57896044618658097711785492504343953926634992332820282019728792003956564819968