Restrict unary negation to signed integers.

2023-10-03 13:03:40 +00:00 · 2020-09-17 15:01:53 +02:00
parent e4231b879b
commit aa7a6922e7
6 changed files with 20 additions and 8 deletions
@@ -0,0 +1,9 @@
+contract test {
+    function f() public pure {
+        int x;
+        uint y = uint(-x);
+        -y;
+    }
+}
+// ----
+// TypeError 4907: (97-99): Unary operator - cannot be applied to type uint256