fixup! User-defined operators: Tests

test/libsolidity/semanticTests/operators/userDefined/calling_operator_that_makes_external_call.sol

@@ -2,7 +2,6 @@ type Int is int16;
 
 using {add as +} for Int;
 
-
 function add(Int, Int) returns (Int) {
     B b = new B();
     return b.f();

test/libsolidity/syntaxTests/operators/userDefined/calling_operator_that_makes_pure_external_call.sol

@@ -0,0 +1,19 @@
+type Int is int16;
+
+using {add as +} for Int;
+
+function add(Int, Int) pure returns (Int) {
+    return b.f();
+}
+
+contract B {
+    function f() external pure returns (Int) {}
+}
+
+contract C {
+    function test() public returns (Int) {
+        return Int.wrap(0) + Int.wrap(0);
+    }
+}
+// ----
+// DeclarationError 7576: (102-103): Undeclared identifier.

test/libsolidity/syntaxTests/operators/userDefined/defining_operator_for_contract.sol

@@ -1,8 +1,8 @@
 using {fc as +} for C;
 using {fa as +} for A;
 
-function fc(C, C) returns (C) {}
+function fc(C, C) pure returns (C) {}
-function fa(A, A) returns (A) {}
+function fa(A, A) pure returns (A) {}
 
 contract C {}
 abstract contract A {}

test/libsolidity/syntaxTests/operators/userDefined/defining_operator_for_interface.sol

@@ -1,6 +1,6 @@
 using {f as +} for I;
 
-function f(I, I) returns (I) {}
+function f(I, I) pure returns (I) {}
 
 interface I {}
 // ----

test/libsolidity/syntaxTests/operators/userDefined/defining_operator_for_library.sol

@@ -1,6 +1,6 @@
 using {f as +} for L;
 
-function f() {}
+function f() pure {}
 library L {}
 // ----
 // TypeError 1130: (19-20): Invalid use of a library name.

test/libsolidity/syntaxTests/operators/userDefined/defining_operator_for_wildcard_type_at_contract_level.sol

@@ -1,9 +1,9 @@
 type Int is int;
 
-function add(Int, Int) returns (Int) {}
+function add(Int, Int) pure returns (Int) {}
 
 contract C {
     using {add as +} for *;
 }
 // ----
-// SyntaxError 3349: (76-99): The type has to be specified explicitly when attaching specific functions.
+// SyntaxError 3349: (81-104): The type has to be specified explicitly when attaching specific functions.

test/libsolidity/syntaxTests/operators/userDefined/implementing_operator_with_contract_function_at_contract_level.sol

@@ -3,7 +3,7 @@ type Int is int;
 contract C {
     using {add as +} for Int;
 
-    function add(Int, Int) public returns (Int) {}
+    function add(Int, Int) public pure returns (Int) {}
 }
 // ----
 // TypeError 4167: (42-45): Only file-level functions and library functions can be attached to a type in a "using" statement

test/libsolidity/syntaxTests/operators/userDefined/implementing_operator_with_contract_function_at_file_level.sol

@@ -3,7 +3,7 @@ type Int is int;
 using {C.add as +} for Int;
 
 contract C {
-    function add(Int, Int) public returns (Int) {
+    function add(Int, Int) public pure returns (Int) {
         return 0;
     }
 }

test/libsolidity/syntaxTests/operators/userDefined/implementing_operator_with_function_pointer.sol

@@ -1,8 +1,8 @@
 type Int is int8;
 
 contract C {
-    function(Int, Int) external returns (Int) ptr;
+    function(Int, Int) external pure returns (Int) ptr;
     using {ptr as +} for Int;
 }
 // ----
-// TypeError 8187: (94-97): Expected function name.
+// TypeError 8187: (99-102): Expected function name.

test/libsolidity/syntaxTests/operators/userDefined/implementing_operator_with_library_function_external.sol

@@ -1,11 +1,11 @@
 type Int is int128;
 
 library L {
-    function externalOperator(Int, Int) external returns (Int) {}
+    function externalOperator(Int, Int) external pure returns (Int) {}
 }
 
 // FIXME: Not being able to use external library functions in 'using for' is a bug.
 // https://github.com/ethereum/solidity/issues/13765
 using {L.externalOperator as +} for Int;
 // ----
-// DeclarationError 7920: (246-264): Identifier not found or not unique.
+// DeclarationError 7920: (251-269): Identifier not found or not unique.