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disabling compiler warnings in Creator editor?

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  • S Offline
    S Offline
    SGaist
    Lifetime Qt Champion
    wrote on 31 Jul 2018, 21:23 last edited by
    #2

    Hi,

    Not in the editor (it's unrelated to it), but you can disable that in your .pro file by setting the appropriate compiler flag.

    Interested in AI ? www.idiap.ch
    Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

    M 1 Reply Last reply 31 Jul 2018, 21:29
    1
    • S SGaist
      31 Jul 2018, 21:23

      Hi,

      Not in the editor (it's unrelated to it), but you can disable that in your .pro file by setting the appropriate compiler flag.

      M Offline
      M Offline
      mzimmers
      wrote on 31 Jul 2018, 21:29 last edited by
      #3

      @SGaist so...no way to suppress the warning in the editor?

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      • S Offline
        S Offline
        SGaist
        Lifetime Qt Champion
        wrote on 31 Jul 2018, 21:30 last edited by
        #4

        AFAIK, if you eliminate it at compile time, it should not appear in the list either.

        Interested in AI ? www.idiap.ch
        Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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        • M Offline
          M Offline
          mzimmers
          wrote on 31 Jul 2018, 21:32 last edited by
          #5

          Hmm...did I not properly form this line in my .pro file?

          QMAKE_CXXFLAGS += "-Wno-old-style-cast"
          
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          0
          • M Offline
            M Offline
            mrjj
            Lifetime Qt Champion
            wrote on 31 Jul 2018, 22:00 last edited by
            #6

            Hi
            Just to be sure You did not mean these ?
            alt text

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            0
            • M Offline
              M Offline
              mzimmers
              wrote on 31 Jul 2018, 22:02 last edited by
              #7

              No...this:
              0_1533074546596_compilerwarning.PNG

              M 1 Reply Last reply 31 Jul 2018, 22:15
              0
              • M mzimmers
                31 Jul 2018, 22:02

                No...this:
                0_1533074546596_compilerwarning.PNG

                M Offline
                M Offline
                mrjj
                Lifetime Qt Champion
                wrote on 31 Jul 2018, 22:15 last edited by
                #8

                @mzimmers
                Ok it looks clangcode model but not 100% sure
                Try Help->Plugins
                alt text

                Disable it and restart Creator and see.

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                6
                • M Offline
                  M Offline
                  mzimmers
                  wrote on 31 Jul 2018, 22:20 last edited by
                  #9

                  Mrjj: that was it. Thanks very much...I'd never really had reason to look at code model options before, so I never would have found that.

                  J 1 Reply Last reply 1 Aug 2018, 05:24
                  0
                  • M mzimmers
                    31 Jul 2018, 22:20

                    Mrjj: that was it. Thanks very much...I'd never really had reason to look at code model options before, so I never would have found that.

                    J Offline
                    J Offline
                    jsulm
                    Lifetime Qt Champion
                    wrote on 1 Aug 2018, 05:24 last edited by
                    #10

                    @mzimmers If it is your own code you should rather fix these warnings instead of ignoring them.

                    https://forum.qt.io/topic/113070/qt-code-of-conduct

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                    • A Offline
                      A Offline
                      aha_1980
                      Lifetime Qt Champion
                      wrote on 1 Aug 2018, 05:38 last edited by aha_1980 8 Jan 2018, 05:38
                      #11

                      Hi @mzimmers,

                      As already said, better is fixing that issues - but sometimes you cannot do it for legacy projects.

                      Solution in that case is not to disable the Clang plugin, but to configure it:

                      Tools > Options > C++ > Code Model > Clang Code Model > Manage

                      There you can create your own config and apply either global or for a single project.

                      Regards

                      PS: The config switch you are looking for should be -Wno-old-style-cast

                      Qt has to stay free or it will die.

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                      • M Offline
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                        mzimmers
                        wrote on 1 Aug 2018, 14:19 last edited by
                        #12

                        Thanks, aha. In this case, the warnings come header files supplied by a third party and intended for use with C (which I don't believe has the modern casts yet, and in any event, needs to be retroactively compatible with older compilers), so fixing them is out.

                        Thanks for the lesson on managing the code model...another part of Creator I'd never used, so that was a good thing to get exposed to.

                        K 1 Reply Last reply 1 Aug 2018, 14:48
                        1
                        • M mzimmers
                          1 Aug 2018, 14:19

                          Thanks, aha. In this case, the warnings come header files supplied by a third party and intended for use with C (which I don't believe has the modern casts yet, and in any event, needs to be retroactively compatible with older compilers), so fixing them is out.

                          Thanks for the lesson on managing the code model...another part of Creator I'd never used, so that was a good thing to get exposed to.

                          K Offline
                          K Offline
                          koahnig
                          wrote on 1 Aug 2018, 14:48 last edited by
                          #13

                          @mzimmers

                          You may also tune the clang code model and ignore single warnings to be displayed in the editor.

                          You may want to check out last of post here

                          Possibly you can switch off the macros before and on after the include. I would expect that the clang code model will be able to pick it up. As said by many before, it is not a good idea to ignore warnings. As a matter of fact I start to love the warnings shown directly in the code editor. Even though it is a bit confusing the first time ;)

                          Vote the answer(s) that helped you to solve your issue(s)

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