Use ValueType in astIsIntegral()

lib/astutils.cpp

@@ -31,42 +31,10 @@ bool astIsSignedChar(const Token *tok)
 
 bool astIsIntegral(const Token *tok, bool unknown)
 {
-    // TODO: handle arrays
+    const ValueType *vt = tok ? tok->valueType() : nullptr;
-    if (tok->isNumber())
+    if (!vt)
-        return MathLib::isInt(tok->str());
-
-    if (tok->isName()) {
-        if (tok->variable())
-            return tok->variable()->isIntegralType();
-
-        return unknown;
-    }
-    if (tok->str() == "(") {
-        // cast
-        if (Token::Match(tok, "( const| float|double )"))
-            return false;
-
-        // Function call
-        if (tok->previous() && tok->previous()->function()) {
-            if (Token::Match(tok->previous()->function()->retDef, "float|double"))
-                return false;
-            else if (Token::Match(tok->previous()->function()->retDef, "bool|char|short|int|long"))
-                return true;
-        }
-
-        if (tok->strAt(-1) == "sizeof")
-            return true;
-
-        return unknown;
-    }
-
-    if (tok->astOperand2() && (tok->str() == "." || tok->str() == "::"))
-        return astIsIntegral(tok->astOperand2(), unknown);
-
-    if (tok->astOperand1() && tok->str() != "?")
-        return astIsIntegral(tok->astOperand1(), unknown);
-
         return unknown;
+    return vt->isIntegral() && vt->pointer == 0U;
 }
 
 bool astIsFloat(const Token *tok, bool unknown)