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  4. Project ERROR: Cannot run compiler '/Applications/Xcode 8.3.2.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++'. Maybe you forgot to setup the environment?

Project ERROR: Cannot run compiler '/Applications/Xcode 8.3.2.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++'. Maybe you forgot to setup the environment?

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  • SGaistS Offline
    SGaistS Offline
    SGaist
    Lifetime Qt Champion
    wrote on last edited by
    #3

    Hi and welcome to devnet,

    Did you start Xcode once ? Accept the license agreement ?

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

    1 Reply Last reply
    0
    • Y Offline
      Y Offline
      Yogikipl
      wrote on last edited by Yogikipl
      #4

      hi, thanks for your reply
      clang++ -v
      output is:-
      Apple LLVM version 8.1.0 (clang-802.0.42)
      Target: x86_64-apple-darwin16.0.0
      Thread model: posix
      InstalledDir: /Applications/Xcode 8.3.2.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin

      & we are already using Xcode for other applications, develop in IONIC

      1 Reply Last reply
      0
      • hskoglundH Offline
        hskoglundH Offline
        hskoglund
        wrote on last edited by
        #5

        Hi, Qt expects the compiler to be installed in /Application/Xcode.app/... that's probably why you get the error. It might work pointing Qt to the correct directory, open a Terminal and type:

        sudo xcode-select -s /Applications/Xcode\ 8.3.2.app/Contents/Developer
        

        If that doesn't work, you could also try creating a symbolic link in /Applications named Xcode.app that points to Xcode\ 8.3.2.app...

        Y 1 Reply Last reply
        1
        • hskoglundH hskoglund

          Hi, Qt expects the compiler to be installed in /Application/Xcode.app/... that's probably why you get the error. It might work pointing Qt to the correct directory, open a Terminal and type:

          sudo xcode-select -s /Applications/Xcode\ 8.3.2.app/Contents/Developer
          

          If that doesn't work, you could also try creating a symbolic link in /Applications named Xcode.app that points to Xcode\ 8.3.2.app...

          Y Offline
          Y Offline
          Yogikipl
          wrote on last edited by
          #6

          @hskoglund Hi, thanks
          xcode-select -p
          already print
          /Applications/Xcode 8.3.2.app/Contents/Developer

          1 Reply Last reply
          0
          • SGaistS Offline
            SGaistS Offline
            SGaist
            Lifetime Qt Champion
            wrote on last edited by
            #7

            Maybe you are hitting QTBUG-61690

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

            Y 1 Reply Last reply
            0
            • SGaistS SGaist

              Maybe you are hitting QTBUG-61690

              Y Offline
              Y Offline
              Yogikipl
              wrote on last edited by
              #8

              @SGaist Hi, QTBUG-61690 not having any solution.

              jsulmJ 1 Reply Last reply
              0
              • Y Yogikipl

                @SGaist Hi, QTBUG-61690 not having any solution.

                jsulmJ Online
                jsulmJ Online
                jsulm
                Lifetime Qt Champion
                wrote on last edited by
                #9

                @Yogikipl Wrong. It is fixed in Qt 5.9.2

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

                1 Reply Last reply
                1
                • hskoglundH Offline
                  hskoglundH Offline
                  hskoglund
                  wrote on last edited by
                  #10

                  Hi (if you don't want to wait a couple of weeks for 5.9.2) you can apply the patch yourself, open $HOME/Qt/5.9.1/clang_64/mkspecs/features/toolchain.prf and change line 41 from

                  darwin: cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH
                  

                  to

                  darwin: cxx_flags += -isysroot $$sdk_path_device.value
                  
                  1 Reply Last reply
                  1
                  • Y Offline
                    Y Offline
                    Yogikipl
                    wrote on last edited by
                    #11

                    Hi,

                    change:-
                    darwin: cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH

                    to

                    darwin: cxx_flags += -isysroot $$sdk_path_device.value

                    restart QT Creator, Same error

                    mrjjM 1 Reply Last reply
                    0
                    • Y Yogikipl

                      Hi,

                      change:-
                      darwin: cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH

                      to

                      darwin: cxx_flags += -isysroot $$sdk_path_device.value

                      restart QT Creator, Same error

                      mrjjM Offline
                      mrjjM Offline
                      mrjj
                      Lifetime Qt Champion
                      wrote on last edited by
                      #12

                      @Yogikipl
                      Hi, its not option just to use Qt 5.9.2 ?
                      BUG report says it fixed in that version.

                      1 Reply Last reply
                      0
                      • hskoglundH Offline
                        hskoglundH Offline
                        hskoglund
                        wrote on last edited by
                        #13

                        @mrjj Release version of 5.9.2 is difficult to download right now, not available in MaintenanceTool yet.

                        @Yogikipl: I tested and could reproduce your bug, when trying to compile the example Qt Quick Controls 2 - Gallery on my Mac. First my fix above wasn't complete, you need the full change (same that's coming in 5.9.2), so change the line (same as before)
                        darwin: cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH
                        to these 5 lines:

                        darwin {
                            uikit:macx-xcode: \
                        	    cxx_flags += -isysroot $$sdk_path_device.value
                            else: \
                        	    cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH
                        }
                        

                        Also it not sufficient just to restart Qt Creator. First, delete your .pro.user file, so you get to reselect the compiler(s) again. Then there's a problem with the caching of files, so try open and close the project a couple of times, to get the "green arrow" lit in Qt Creator and be able to compile.

                        mrjjM Y 2 Replies Last reply
                        1
                        • hskoglundH hskoglund

                          @mrjj Release version of 5.9.2 is difficult to download right now, not available in MaintenanceTool yet.

                          @Yogikipl: I tested and could reproduce your bug, when trying to compile the example Qt Quick Controls 2 - Gallery on my Mac. First my fix above wasn't complete, you need the full change (same that's coming in 5.9.2), so change the line (same as before)
                          darwin: cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH
                          to these 5 lines:

                          darwin {
                              uikit:macx-xcode: \
                          	    cxx_flags += -isysroot $$sdk_path_device.value
                              else: \
                          	    cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH
                          }
                          

                          Also it not sufficient just to restart Qt Creator. First, delete your .pro.user file, so you get to reselect the compiler(s) again. Then there's a problem with the caching of files, so try open and close the project a couple of times, to get the "green arrow" lit in Qt Creator and be able to compile.

                          mrjjM Offline
                          mrjjM Offline
                          mrjj
                          Lifetime Qt Champion
                          wrote on last edited by
                          #14

                          @hskoglund
                          Ok, so its a build yourself version still :)

                          hskoglundH 1 Reply Last reply
                          0
                          • mrjjM mrjj

                            @hskoglund
                            Ok, so its a build yourself version still :)

                            hskoglundH Offline
                            hskoglundH Offline
                            hskoglund
                            wrote on last edited by
                            #15

                            @mrjj yeah, the wiki says "August 2017" for 5.9.2 so there's plenty of time left :-)

                            mrjjM 1 Reply Last reply
                            0
                            • hskoglundH hskoglund

                              @mrjj yeah, the wiki says "August 2017" for 5.9.2 so there's plenty of time left :-)

                              mrjjM Offline
                              mrjjM Offline
                              mrjj
                              Lifetime Qt Champion
                              wrote on last edited by
                              #16

                              @hskoglund
                              hehe and thats the "Original plan" so might go a bit over :)

                              1 Reply Last reply
                              0
                              • hskoglundH hskoglund

                                @mrjj Release version of 5.9.2 is difficult to download right now, not available in MaintenanceTool yet.

                                @Yogikipl: I tested and could reproduce your bug, when trying to compile the example Qt Quick Controls 2 - Gallery on my Mac. First my fix above wasn't complete, you need the full change (same that's coming in 5.9.2), so change the line (same as before)
                                darwin: cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH
                                to these 5 lines:

                                darwin {
                                    uikit:macx-xcode: \
                                	    cxx_flags += -isysroot $$sdk_path_device.value
                                    else: \
                                	    cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH
                                }
                                

                                Also it not sufficient just to restart Qt Creator. First, delete your .pro.user file, so you get to reselect the compiler(s) again. Then there's a problem with the caching of files, so try open and close the project a couple of times, to get the "green arrow" lit in Qt Creator and be able to compile.

                                Y Offline
                                Y Offline
                                Yogikipl
                                wrote on last edited by
                                #17

                                @hskoglund Hi, we try to replace with
                                darwin {
                                uikit:macx-xcode:
                                cxx_flags += -isysroot $$sdk_path_device.value
                                else:
                                cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH
                                }

                                & create a new project, & also restart several time, but still there is same error.

                                hskoglundH 1 Reply Last reply
                                0
                                • SGaistS Offline
                                  SGaistS Offline
                                  SGaist
                                  Lifetime Qt Champion
                                  wrote on last edited by
                                  #18

                                  What happens if you run /Applications/Xcode 8.3.2.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++ in a terminal window ?

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

                                  Y 1 Reply Last reply
                                  0
                                  • Y Yogikipl

                                    @hskoglund Hi, we try to replace with
                                    darwin {
                                    uikit:macx-xcode:
                                    cxx_flags += -isysroot $$sdk_path_device.value
                                    else:
                                    cxx_flags += -isysroot $$QMAKE_MAC_SDK_PATH
                                    }

                                    & create a new project, & also restart several time, but still there is same error.

                                    hskoglundH Offline
                                    hskoglundH Offline
                                    hskoglund
                                    wrote on last edited by hskoglund
                                    #19

                                    @Yogikipl Did you forget the 2 backslashes? That might explain why you still get the error.

                                    Y 1 Reply Last reply
                                    0
                                    • hskoglundH hskoglund

                                      @Yogikipl Did you forget the 2 backslashes? That might explain why you still get the error.

                                      Y Offline
                                      Y Offline
                                      Yogikipl
                                      wrote on last edited by
                                      #20

                                      @hskoglund no, back slash are there, as you provide

                                      1 Reply Last reply
                                      0
                                      • SGaistS SGaist

                                        What happens if you run /Applications/Xcode 8.3.2.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++ in a terminal window ?

                                        Y Offline
                                        Y Offline
                                        Yogikipl
                                        wrote on last edited by
                                        #21

                                        @SGaist
                                        when we run
                                        /Applications/Xcode 8.3.2.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++
                                        output :-
                                        clang: error: no input files

                                        G 1 Reply Last reply
                                        0
                                        • Y Yogikipl

                                          @SGaist
                                          when we run
                                          /Applications/Xcode 8.3.2.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang++
                                          output :-
                                          clang: error: no input files

                                          G Offline
                                          G Offline
                                          Gwenael
                                          wrote on last edited by
                                          #22

                                          I has the same error with version 5.9.0 and 5.9.1 installed on Sierra.
                                          I just installed 5.9.2 Snapshot using the Online installer (also work with the MaintenanceTool.app and the problem is now solved !

                                          1 Reply Last reply
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