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C++

Posts: C++ articles

Nov 01 2010
Difference of code analysis approaches in compilers and specialized tools
Andrey Karpov
Compilers and third-party static code analyzers have one common task: to detect dangerous code fragments. However, there is a great difference in the types of analysis performed by each kind of...
...
Oct 30 2010
Static analysis of source code by the example of WinMerge
Andrey Karpov
The today's post is devoted to the question why tools of static source code analysis are helpful regardless of programmer's knowledge and skill. I will demonstrate the benefit of static analysis...
...
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Oct 30 2010
Functions of the ntohl/htonl class and 64-bit values
Andrey Karpov
As you know, the byte order in integer numbers which are represented by more than one byte may be different on different computers. There are computer systems where the most significant byte of...
...
Oct 19 2010
Searching for explicit conversion of a pointer to a 32-bit type
Andrey Karpov
In Visual Studio C++ compiler, there is the warning C4311 ('variable' : pointer truncation from 'type' to 'type') intended to detect errors of casting a pointer to 32-bit data types. This...
...
Oct 11 2010
Issues of 64-bit code in real applications: and what about Linux?
Evgenii Ryzhkov
While telling programmers about 64-bit issues they may encounter when porting their programs, I often hear reproaches: "Yes, surely - such is your Windows... How good it is that Linux has had...
...
Aug 18 2010
64-bit programs and floating-point calculations
Andrey Karpov
A developer who is porting his Windows-application to the 64-bit platform sent a letter to our support service with a question about using floating-point calculations. By his permission we...
...
Aug 13 2010
Big Brother helps you
Andrey Karpov
I was convinced one more time that programmers write programs absolutely carelessly, so that their programs work not because of their skill but due to chance and care of Microsoft or Intel...
...
Jun 29 2010
A Collection of Examples of 64-bit Errors in Real Programs
Andrey Karpov
This article is the most complete collection of examples of 64-bit errors in the C and C++ languages. The article is intended for Windows-application developers who use Visual C++, however, it...
...
Jun 07 2010
The reasons why 64-bit programs require more stack memory
Andrey Karpov
In forums, people often say that 64-bit versions of programs consume a larger amount of memory and stack. Saying so, they usually argue that the sizes of data have become twice larger. But...
...
Apr 01 2010
Static code analysis and the new language standard C++0x
Andrey Karpov
The article discusses the new capabilities of C++ language described in the standard C++0x and supported in Visual Studio 2010. By the example of PVS-Studio we will see how the changes in...
...
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