Update checkother.cpp

chrchr-github · web-flow · commit 2ebfe419c89c · 2026-07-14T13:51:44.000+02:00
diff --git a/lib/checkother.cpp b/lib/checkother.cpp
@@ -3054,6 +3054,14 @@ void CheckOtherImpl::checkDuplicateExpression()
                                 checkDuplicate(ast1->astOperand1(), tok->astOperand2(), ast1);
                             ast1 = ast1->astOperand1();
                         }
+                        if (tok->str() != "=") {
+                            const Token* par = tok->astParent();
+                            while (par && tok->str() == par->str() && precedes(par, tok)) { // chain of identical operators with parentheses
+                                checkDuplicate(par->astOperand1(), tok->astOperand1(), par);
+                                checkDuplicate(par->astOperand1(), tok->astOperand2(), par);
+                                par = par->astParent();
+                            }
+                        }
                     }
                 }
             } else if (tok->astOperand1() && tok->astOperand2() && tok->str() == ":" && tok->astParent() && tok->astParent()->str() == "?") {

Original file line number	Diff line number	Diff line change
`@@ -3054,6 +3054,14 @@ void CheckOtherImpl::checkDuplicateExpression()`
`3054`	`3054`	`checkDuplicate(ast1->astOperand1(), tok->astOperand2(), ast1);`
`3055`	`3055`	`ast1 = ast1->astOperand1();`
`3056`	`3056`	`}`
	`3057`	`+ if (tok->str() != "=") {`
	`3058`	`+ const Token* par = tok->astParent();`
	`3059`	`+ while (par && tok->str() == par->str() && precedes(par, tok)) { // chain of identical operators with parentheses`
	`3060`	`+ checkDuplicate(par->astOperand1(), tok->astOperand1(), par);`
	`3061`	`+ checkDuplicate(par->astOperand1(), tok->astOperand2(), par);`
	`3062`	`+ par = par->astParent();`
	`3063`	`+ }`
	`3064`	`+ }`
`3057`	`3065`	`}`
`3058`	`3066`	`}`
`3059`	`3067`	`} else if (tok->astOperand1() && tok->astOperand2() && tok->str() == ":" && tok->astParent() && tok->astParent()->str() == "?") {`