Fix

Author: web-flow

lib/astutils.cpp

@@ -1062,7 +1062,7 @@ bool isAliasOf(const Token *tok, nonneg int varid, bool* inconclusive)
     return false;
 }
 
-bool isAliasOf(const Token* tok, const Token* expr, int* indirect)
+bool isAliasOf(const Token* tok, const Token* expr, nonneg int* indirect)
 {
     const Token* r = nullptr;
     if (indirect)

lib/astutils.h

@@ -379,7 +379,7 @@ bool isExpressionChangedAt(const Token* expr,
 /// If token is an alias if another variable
 bool isAliasOf(const Token *tok, nonneg int varid, bool* inconclusive = nullptr);
 
-bool isAliasOf(const Token* tok, const Token* expr, int* indirect = nullptr);
+bool isAliasOf(const Token* tok, const Token* expr, nonneg int* indirect = nullptr);
 
 const Token* getArgumentStart(const Token* ftok);