solidity/test/libsolidity/syntaxTests/memberLookup/msg_value_modifier_view.sol

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contract C {
modifier costs(uint _amount) { require(msg.value >= _amount); _; }
function f() costs(1 ether) public view {}
}
// ----
// TypeError: (101-115): This modifier uses "msg.value" or "callvalue()" and thus the function has to be payable or internal.