don't use DEFAULT_PARAM, use different name for _this

addons/ai/fnc_taskPatrol.sqf

@@ -54,10 +54,10 @@ _position = _position call CBA_fnc_getPos;
 } forEach units _group;
 
 // Can pass parameters straight through to addWaypoint
-_this =+ _this;
-_this set [2,-1];
-if (count _this > 3) then {
-    _this deleteAt 3;
+private _args = +_this;
+_args set [2,-1];
+if (count _args > 3) then {
+    _args deleteAt 3;
 };
 
 // Using angles create better patrol patterns
@@ -71,12 +71,12 @@ for "_i" from 1 to _count do {
     // Alternate sides of circle & modulate offset
     private _theta = (_i % 2) * 180 + sin (deg (_step * _i)) * _offset + _step * _i;
 
-    _this set [1, _position getPos [_rad, _theta]];
-    _this call CBA_fnc_addWaypoint;
+    _args set [1, _position getPos [_rad, _theta]];
+    _args call CBA_fnc_addWaypoint;
 };
 
 // Close the patrol loop
-_this set [1, _position];
-_this set [2, _radius];
-_this set [3, "CYCLE"];
-_this call CBA_fnc_addWaypoint;
+_args set [1, _position];
+_args set [2, _radius];
+_args set [3, "CYCLE"];
+_args call CBA_fnc_addWaypoint;

addons/common/fnc_getTerrainProfile.sqf

@@ -22,13 +22,11 @@ Author:
 
 ---------------------------------------------------------------------------- */
 
-params ["_posA","_posB"];
+params ["_posA","_posB", ["_resolution", 10]];
 _posA = _posA call CBA_fnc_getPos;
 _posB = _posB call CBA_fnc_getPos;
 _posA set [2,0]; _posB set [2,0];
 
-DEFAULT_PARAM(2,_resolution,10);
-
 private _angle = [_posA, _posB] call BIS_fnc_dirTo;
 private _2Ddistance = [_posA, _posB] call BIS_fnc_distance2D;
 

addons/diagnostic/XEH_preInit.sqf

@@ -27,9 +27,9 @@ if (getMissionConfigValue ["EnableTargetDebug", 0] == 1 || {getNumber (configFil
         private _timeStart = diag_tickTime;
         private _returnString = _statementText call {
             private ["_clientID", "_statementText", "_varName", "_timeStart", "_x"]; // prevent these variables from being overwritten
-            _this = ([nil] apply compile _this) select 0;
-            if (isNil "_this") exitWith {"<any>"};
-            str _this
+            private _str = ([nil] apply compile _this) select 0;
+            if (isNil "_str") exitWith {"<any>"};
+            str _str
         };
         _returnString = _returnString select [0, 1000]; // limit string length
         private _duration = diag_tickTime - _timeStart;

addons/diagnostic/fnc_test.sqf

@@ -37,8 +37,7 @@ Author:
 
 // ----------------------------------------------------------------------------
 
-DEFAULT_PARAM(0,_addon,"cba");
-DEFAULT_PARAM(1,_component,"main");
+params [["_addon", "cba"], ["_component", "main"]];
 
 LOG('===== STARTING TESTS =====');
 

addons/ui/fnc_notify.sqf

@@ -39,13 +39,15 @@ if (canSuspend) exitWith {
 
 if (!hasInterface) exitWith {};
 
+private _args = _this;
+
 // compose structured text
 if !(_this isEqualType []) then {
-    _this = [_this];
+    _args = [_this];
 };
 
 if !(_this select 0 isEqualType []) then {
-    _this = [_this];
+    _args = [_this];
 };
 
 private _composition = [];
@@ -83,7 +85,7 @@ private _skippable = false;
     } else {
         _composition pushBack parseText format ["<t align='center' size='%2' color='%3'>%1</t>", _text, _size, _color];
     };
-} forEach _this;
+} forEach _args;
 
 _composition deleteAt 0;
 

addons/ui/fnc_openItemContextMenu.sqf

@@ -125,9 +125,9 @@ _list setVariable [QFUNC(activate), {
 
         // Call statement and safe check return value.
         private _keepOpen = [nil] apply {
-            private _this = [_this, _statement];
+            private _args = [_this, _statement];
             private ["_list", "_index", "_condition", "_statement", "_consume"];
-            (_this select 0) call (_this select 1) // return
+            (_args select 0) call (_args select 1) // return
         } param [0, false] isEqualTo true;
 
         // If statement returned true, keep context menu open, otherwise close.