Questions tagged [visual-c++]
Microsoft Visual C++ is a C, C++ and C++/CLI compiler for Windows. The most recent version of the compiler is Visual C++ 2022. The compiler supports the following languages: C (supports C90 and most of C99, C11, C17 parts of the ISO C++ standard as of Visual Studio 2022); C++ (support for most C++11, C++14, C++17, and C++20 features and few C++23 features as of Visual Studio 2022) C++/CLI (Provide interoperability with .NET languages like C#).
visual-c++
31,740
questions
-1
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File sharing violation with Nlog
My C# DLL configures NLog to save to a file:
private static void SetupLogging()
{
var Config = new NLog.Config.LoggingConfiguration();
var logfile = new NLog.Targets.FileTarget("logfile&...
- 18.7k
0
votes
0
answers
41
views
Boost 1.85.0 Not Building with VS2022 17.10.3
I'm trying to build Boost C++ library 1.85.0 using Visual Studio 2022 17.10.3 using the following command through Developer Command Prompt.
.\b2 -j8 toolset=msvc-14.3 variant=debug link=static address-...
- 31
-3
votes
0
answers
76
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The release build crashes without errors on start EXE if used c-strings [closed]
I wrote a simple console application using Visual C++. It parses text and puts it in objects of my class.
Here is a simplified definition of my class:
class CMyClass
{
private:
static ...
0
votes
0
answers
18
views
CSES Introductory problem's algorithm - Increasing Array
I am working around to resolve CSES Introductory problem's algorithm - Increasing Array via c++. I need help, please.
You are given an array of n integers. You want to modify the array so that it is ...
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0
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30
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Callable template type deduction questions [duplicate]
In the following C++ (MSVC C++20) code, the goal is to make sure that my templates can properly figure out the type of the first argument of a member function.
#include <tuple>
template <...
- 1,380
-2
votes
0
answers
49
views
C++ C2665: No overloaded function could convert all the argument types [duplicate]
I'm creating an embedded application in C++ and attempting to implement a property system. It's been a while since I've written in C++; I'm having a hard time figuring out the issue.
Here is my code:
/...
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0
votes
1
answer
81
views
An error when reading resources in release mode
My program contains two text files with some data as resources in visual C++. They can be load and read as follows.
const char* resQ = NULL, *resA = NULL;
GetTextResource(IDR_TEXT2, resQ);
...
10
votes
2
answers
2k
views
Logical AND (&&) does not short-circuit correctly in #if
For code:
#if defined(FOO) && FOO(foo)
#error "FOO is defined."
#else
#error "FOO is not defined."
#endif
MSVC 19.38 prints:
<source>(1): warning C4067: ...
- 7,160
0
votes
1
answer
46
views
How do I read the cycle counting register on Windows ARM64
Just bought a windows laptop sporting the Snapdragon Elite processor and trying to get acquainted with the ARM instruction set via some C-code. First attempt is to read from the cycle counter register ...
- 11
0
votes
0
answers
17
views
Trace memory allocated by cl.exe while running build on windows
I am trying to compiler .c files on windows OS with micros VC. Some times builds are intermittently failing with fatal error C1060: compiler is out of heap space. So during build time i want to ...
- 37
0
votes
1
answer
31
views
Decoding multibyte non-Unicode characters through codecvt fails
I have experimented with std::codecvt on MSVC and encountered an issue with multibyte character encodings ‒ it cannot convert back from valid multibyte sequences, even when those can be produced when ...
- 12.6k
0
votes
1
answer
69
views
Library Compile time configuration
I'm working on a static library project in Visual Studio 2022, and I want to support per-project compile time configurations. My goal would be to have a header file in the projects that reference this ...
2
votes
1
answer
66
views
Can a module partition implementation unit exist without its corresponding interface unit?
cppreference gives an example of a module partition implementation unit (A-C.cpp) being used without having to define a interface unit alongside it:
/////// A-B.cpp
export module A:B;
...
/////// ...
- 43
2
votes
0
answers
105
views
How to tell MSVC that a pointer inside a struct does not alias another pointer in a struct
The MSVC compiler has a "__restrict" keyword. It works when working with raw pointers directly but apparently not when the pointers are wrapped in structs.
I tried the following code:
#...
- 113
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0
answers
34
views
It is not possible to change the C++ language standard in mvs [duplicate]
enter image description here
I can't change the C++ language standard in mvs 2022. When I type std::cout << __cpluspluc; on the console, I see 199711. I don't compile code using "constexpr&...
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