solidity/test/libsolidity/syntaxTests/lvalues/library_mapping.sol

library L {
    function f(mapping(uint=>uint) storage x, mapping(uint=>uint) storage y) external {
        x = y;
    }
}
// ----
// TypeError 9214: (108-109): Types in storage containing (nested) mappings cannot be assigned to.
Better error messages when writing to expressions that cannot be written to. 2019-08-12 15:06:10 +00:00			`library L {`
			`function f(mapping(uint=>uint) storage x, mapping(uint=>uint) storage y) external {`
			`x = y;`
			`}`
			`}`
			`// ----`
Tests, Docs and Changelog 2020-06-07 16:00:52 +00:00			`// TypeError 9214: (108-109): Types in storage containing (nested) mappings cannot be assigned to.`