To get a trial key
fill out the form below
Team License (standard version)
Enterprise License (extended version)
* By clicking this button you agree to our Privacy Policy statement

** This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Request our prices
New License
License Renewal
--Select currency--
USD
EUR
GBP
RUB
* By clicking this button you agree to our Privacy Policy statement

** This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Message submitted.

Your message has been sent. We will email you at


If you haven't received our response, please do the following:
check your Spam/Junk folder and click the "Not Spam" button for our message.
This way, you won't miss messages from our team in the future.

>
>
Examples of errors detected by the V558…

Examples of errors detected by the V558 diagnostic

April 5, 2021

V558. Function returns the pointer/reference to temporary local object.


SeqAn

V558 Function returns the reference to temporary local object: before. iter_concat_virtual.h 277


template <typename TStringSet, typename TSpec>
inline Iter<TStringSet, ConcatVirtual<TSpec> > const &
operator++(Iter<TStringSet, ConcatVirtual<TSpec> > & me, int)
{
    Iter<TStringSet, ConcatVirtual<TSpec> > before = me;
    goNext(me);
    return before;
}

Similar errors can be found in some other places:

  • V558 Function returns the reference to temporary local object: before. iter_concat_virtual.h 310

VirtualDub

V558 Function returns the reference to temporary local object: tmp. VirtualDub vdstl.h 460


vdlist_iterator& operator--(int) {
  vdlist_iterator tmp(*this);
  mp = mp->mListNodePrev;
  return tmp;
}

Geant4 software

V558 Function returns the reference to temporary local object: rprim. G4GMocren g4gmocrenio.cc 131


template <typename T> GMocrenDataPrimitive<T> &
GMocrenDataPrimitive<T>::operator + (
  const GMocrenDataPrimitive<T> & _right)
{
  GMocrenDataPrimitive<T> rprim;
  ....
  return rprim;
}

LLVM/Clang

V558 Function returns the reference to temporary local object: res. LiveInterval.h 679


SingleLinkedListIterator<T> &operator++(int) {
  SingleLinkedListIterator res = *this;
  ++*this;
  return res;
}

EFL Core Libraries

V558 Function returns the reference to temporary local object: tmp. eina_accessor.hh 519


accessor_iterator<T>& operator++(int)
{
  accessor_iterator<T> tmp(*this);
  ++*this;
  return tmp;
}

Similar errors can be found in some other places:

  • V558 Function returns the reference to temporary local object: tmp. eina_accessor.hh 535
  • V558 Function returns the reference to temporary local object: tmp. eina_accessor.hh 678
  • V558 Function returns the reference to temporary local object: tmp. eina_accessor.hh 694

Android

V558 CWE-562 Function returns the reference to temporary local object: tmp. transform_iterator.h 77


TransformIterator& operator++(int) {
  TransformIterator tmp(*this);
  ++*this;
  return tmp;
}

Android

V558 CWE-562 Function returns the reference to temporary local object: tmp. transform_iterator.h 92


TransformIterator& operator--(int) {
  TransformIterator tmp(*this);
  --*this;
  return tmp;
}

Popular related articles
The Last Line Effect

Date: 05.31.2014

Author: Andrey Karpov

I have studied many errors caused by the use of the Copy-Paste method, and can assure you that programmers most often tend to make mistakes in the last fragment of a homogeneous code block. I have ne…
PVS-Studio ROI

Date: 01.30.2019

Author: Andrey Karpov

Occasionally, we're asked a question, what monetary value the company will receive from using PVS-Studio. We decided to draw up a response in the form of an article and provide tables, which will sho…
The Ultimate Question of Programming, Refactoring, and Everything

Date: 04.14.2016

Author: Andrey Karpov

Yes, you've guessed correctly - the answer is "42". In this article you will find 42 recommendations about coding in C++ that can help a programmer avoid a lot of errors, save time and effort. The au…
Technologies used in the PVS-Studio code analyzer for finding bugs and potential vulnerabilities

Date: 11.21.2018

Author: Andrey Karpov

A brief description of technologies used in the PVS-Studio tool, which let us effectively detect a large number of error patterns and potential vulnerabilities. The article describes the implementati…
Static analysis as part of the development process in Unreal Engine

Date: 06.27.2017

Author: Andrey Karpov

Unreal Engine continues to develop as new code is added and previously written code is changed. What is the inevitable consequence of ongoing development in a project? The emergence of new bugs in th…
Free PVS-Studio for those who develops open source projects

Date: 12.22.2018

Author: Andrey Karpov

On the New 2019 year's eve, a PVS-Studio team decided to make a nice gift for all contributors of open-source projects hosted on GitHub, GitLab or Bitbucket. They are given free usage of PVS-Studio s…
PVS-Studio for Java

Date: 01.17.2019

Author: Andrey Karpov

In the seventh version of the PVS-Studio static analyzer, we added support of the Java language. It's time for a brief story of how we've started making support of the Java language, how far we've co…
Characteristics of PVS-Studio Analyzer by the Example of EFL Core Libraries, 10-15% of False Positives

Date: 07.31.2017

Author: Andrey Karpov

After I wrote quite a big article about the analysis of the Tizen OS code, I received a large number of questions concerning the percentage of false positives and the density of errors (how many erro…
The Evil within the Comparison Functions

Date: 05.19.2017

Author: Andrey Karpov

Perhaps, readers remember my article titled "Last line effect". It describes a pattern I've once noticed: in most cases programmers make an error in the last line of similar text blocks. Now I want t…
How PVS-Studio Proved to Be More Attentive Than Three and a Half Programmers

Date: 10.22.2018

Author: Andrey Karpov

Just like other static analyzers, PVS-Studio often produces false positives. What you are about to read is a short story where I'll tell you how PVS-Studio proved, just one more time, to be more atte…

Comments (0)

Next comments

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
This website uses cookies and other technology to provide you a more personalized experience. By continuing the view of our web-pages you accept the terms of using these files. If you don't want your personal data to be processed, please, leave this site.
Learn More →
Accept