Function isConstantExpression

addons/misra.py:1052–1063

(expr)

def isConstantExpression(expr):
    if expr.isNumber:
        return True
    if expr.isName and not isEnumConstant(expr):
        return False
    if simpleMatch(expr.previous, 'sizeof ('):
        return True
    if expr.astOperand1 and not isConstantExpression(expr.astOperand1):
        return False
    if expr.astOperand2 and not isConstantExpression(expr.astOperand2):
        return False
    return True

def isUnknownConstantExpression(expr):
    if expr.isName and not isEnumConstant(expr) and expr.variable is None: