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Visual Studio Error C4100


The compiler couldn't generate an assignment, so if one would tryto usean assignment somewhere in the code, the compiler would issue an error. At least by adding the macro, or commenting out the argument name, you've told others that you've made a conscious decision to not use this argument and that it's not a On the contrary, overcoming C4127 with the suggested workarounds would decrease code readability, and so decrease, not improve, the quality. Now you can add your comments, and delete some parts of quotations as well.

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Interlace strings A crossword so simple, it practically solves itself What does the following character mean in German: »Ø«? As James McNellis said, you can silence the warning in C++ by removing the parameter name from the parameter list. So did code quality improve? To me, the deciding factor is informing others of my intent through a standardized system.

Unreferenced Formal Parameter Warning

We might now start waiting for GCC users to come and require us fixing warnings beyond -Wall.Since GCC does not support warning suppression by pragmas, the code clutter will theninclude GCC-specific Thanks. There did not seem to be any way to appease VS2003 without seriously damaging the readability of the sources. Reply Leave a Reply Cancel reply Your email address will not be published.

To the users of TBB theye're totally meaningless and annoying.They could as well read "You're abig loser!" because there's nothing a TBB user can do with them apart from watching them Follow @ Méta Connexion Flux RSS des articles RSS des commentaires Site de WordPress-FR Trick of the Day : How to resolve «Unreferenced formal parameter» warning ? 1 6 Mar, 2011 Is this warning issued in debug or in release mode, I wonder? C4100 Suppress Or might be we could just decrease the warning level in every TBB header.

This warning has a very high noise to benefit ratio, given that unreferenced parameters are very common in callback interfaces and derived methods. I added 4100 to the "Disable Specific Warnings" in the project for both Debug|Release configurations but unfortunately VS still output the warnings. Coding Standard - haphazard application How much more than my mortgage should I charge for rent? Starting freelancer career while already having customers disable M value and Z value by using arcpy Can なし be used in response to a binary question?

I'm afraid they won't much listen to a single voice. Warning C4127 The compiler is issuing unreasonable warnings because it is being sloppy about analysis and written for C programs, not modern templated C++. Yes, it's /wd"4100" Anyway, I am using VS2012, not VS2013. Why didn’t Japan attack the West Coast of the United States during World War II?

#pragma Warning(disable: 4100)

I'm afraid they won't much listen to a single voice. Hitting enter when cursor is at some point of the quote does not split the quote at that place, rather it adds the newline to the quote itself. Then place Unreferenced Formal Parameter Warning See ASP.NET Ajax CDN Terms of Use – ]]> current community chat Stack Overflow Meta Stack Overflow your C4189 However using it triggers warnings by Visual Studio (I am compiling on the highest warning level).

You could use UNREFERENCED_PARAMETER( argc); UNREFERENCED_PARAMETER( argv); to silence the warning. this content C4100 can also be issued when code calls a destructor on a otherwise unreferenced parameter of primitive type. share|improve this answer answered Mar 25 '10 at 22:24 James McNellis 246k47712848 Is there any setting in VS2008 that I can play with? And '(void)' part is required to shut down gcc about something like 'senseless expression'. Unreferenced_parameter Gcc

How should I deal with players who prefer "realistic" approaches to challenges? What am I missing here? Problems associated with booking flights inside another set of flights? weblink The warning level is set in the project properties (right-click project, select Properties; on the Configuration Properties -> C++ -> General, set "Warning Level").

For those scenarios there's a handy macros (at least in VC++ :-)) UNREFERENCED_PARAMETER(), which is defined like this: #define UNREFERENCED_PARAMETER(x) x Note that the simple cast @R Samuel Klatchko posted also C4512 But I don't like /W4and therefore TBB users should suffer if they use /W4, you may say. Quoting - Boris Dusek tbb21_20080605ossincludetbbconcurrent_hash_map.h(585) : warning C4512: 'tbb::concurrent_hash_map::node' : assignment operator could not be generated tbbconcurrent_hash_map.h(730) : warning C4127: conditional expression is constant tbbconcurrent_hash_map.h(742) : warning C4127: conditional expression is

We will make a best effort to remove as many warnings as we can without becoming self destructive about it.

This worked. If you buy a brand new car you expect the painting to be shining, not covered withsmall scratches. Log in to post comments Arch D. Msdn C4127 I still need to run it by VS2008.

Boris Top Log in to post comments uj Tue, 11/18/2008 - 06:04 Quoting - Alexey Kukanov (Intel) I did not say that it is impossible, did I? If there is a way to shut the warning down while increasing or at leastkeepingreadability, we would be glad to add it. I am not in better position to influence MS than you are. Dealing with a nasty recruiter Why are only passwords hashed?

The warning is there I believe because the mutex variable inside the node is noncopyable already. I don't know of any reason why not in any case. –Charles Bailey Jun 11 '10 at 7:14 3 @bdhar: Note that it is dangerous to provide default parameters at If you change your code to this: void CCustToolBar::OnCustHelp(NMHDR* pNMHDR, LRESULT* /*pResult*/) { #ifdef DEBUG TRACE(_T("{ Help ID = %d }\n"), pNMHDR->idFrom); #else UNREFERENCED_PARAMETER(pNMHDR); #endif } it would be a clean Can I "build" a TDS project without having it attempt to deploy?

Is this warning issued in debug or in release mode, I wonder? Used car dealers are famous for putting making an internally damaged car shiney.