CVE-2024-34704 era-compiler-solidity contains a `xor(zext(cmp), -1)` misoptimization

era-compiler-solidity is the ZKsync compiler for Solidity. The problem occurred during instruction selection in the DAGCombine phase while visiting the XOR operation. The issue arises when attempting to fold the expression !x cc y into x !cc y. To perform this transformation, the second operand o...