In visual studio, is there a preprocessor definition like _DEBUG for running release with debugging?









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In Visual Studio, you can distinguish between Debug and Release modes using the _DEBUG definition. But even in release mode, you can either "Start Debugging" (F5) or "Start Without Debugging" (Ctrl + F5). Is there a preprocessor definition that distinguishes between these?










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  • Debugging is a step after building. The system doesn't know at build time, which button the user is going to push it in the future. (What if the user does both?) Are you suggesting that pushing the debugging button should always force a rebuild, with a clue as to what the user is probably going to do next? That's not really how build configurations work.
    – Raymond Chen
    Nov 9 at 14:33















up vote
1
down vote

favorite












In Visual Studio, you can distinguish between Debug and Release modes using the _DEBUG definition. But even in release mode, you can either "Start Debugging" (F5) or "Start Without Debugging" (Ctrl + F5). Is there a preprocessor definition that distinguishes between these?










share|improve this question





















  • Debugging is a step after building. The system doesn't know at build time, which button the user is going to push it in the future. (What if the user does both?) Are you suggesting that pushing the debugging button should always force a rebuild, with a clue as to what the user is probably going to do next? That's not really how build configurations work.
    – Raymond Chen
    Nov 9 at 14:33













up vote
1
down vote

favorite









up vote
1
down vote

favorite











In Visual Studio, you can distinguish between Debug and Release modes using the _DEBUG definition. But even in release mode, you can either "Start Debugging" (F5) or "Start Without Debugging" (Ctrl + F5). Is there a preprocessor definition that distinguishes between these?










share|improve this question













In Visual Studio, you can distinguish between Debug and Release modes using the _DEBUG definition. But even in release mode, you can either "Start Debugging" (F5) or "Start Without Debugging" (Ctrl + F5). Is there a preprocessor definition that distinguishes between these?







visual-studio debugging c-preprocessor






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asked Nov 9 at 14:20









RandomName

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  • Debugging is a step after building. The system doesn't know at build time, which button the user is going to push it in the future. (What if the user does both?) Are you suggesting that pushing the debugging button should always force a rebuild, with a clue as to what the user is probably going to do next? That's not really how build configurations work.
    – Raymond Chen
    Nov 9 at 14:33

















  • Debugging is a step after building. The system doesn't know at build time, which button the user is going to push it in the future. (What if the user does both?) Are you suggesting that pushing the debugging button should always force a rebuild, with a clue as to what the user is probably going to do next? That's not really how build configurations work.
    – Raymond Chen
    Nov 9 at 14:33
















Debugging is a step after building. The system doesn't know at build time, which button the user is going to push it in the future. (What if the user does both?) Are you suggesting that pushing the debugging button should always force a rebuild, with a clue as to what the user is probably going to do next? That's not really how build configurations work.
– Raymond Chen
Nov 9 at 14:33





Debugging is a step after building. The system doesn't know at build time, which button the user is going to push it in the future. (What if the user does both?) Are you suggesting that pushing the debugging button should always force a rebuild, with a clue as to what the user is probably going to do next? That's not really how build configurations work.
– Raymond Chen
Nov 9 at 14:33













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Start Debugging means Start your program in the debugger.



Start Without Debugging means Start your program normally.



Since you choose one of these actions after building the program (either in Debug or
Release), there cannot be any preprocessor macro or other compiletime difference
between the actions.



The Debug build of your program can be run in the debugger, and it can be run
normally. The Release build of your program can also be run in the debugger, or
normally. But if you run the Release build in the debugger, the debugger's
ability to present the program's internal state correctly, or at all, at any
given point may be hampered for lack of valid debugging information.



It appears what you want is be able to run a Release build effectively in the debugger.



There is nothing to stop you configuring your Release build to generate
debugging information like a Debug build: it's just not the default. See How to: Debug a Release Build



This would probably be a temporary measure. While debugging a Release build in this
way, the program flow you observe might at times appear unexpected, due to Release mode optimizations.






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    Start Debugging means Start your program in the debugger.



    Start Without Debugging means Start your program normally.



    Since you choose one of these actions after building the program (either in Debug or
    Release), there cannot be any preprocessor macro or other compiletime difference
    between the actions.



    The Debug build of your program can be run in the debugger, and it can be run
    normally. The Release build of your program can also be run in the debugger, or
    normally. But if you run the Release build in the debugger, the debugger's
    ability to present the program's internal state correctly, or at all, at any
    given point may be hampered for lack of valid debugging information.



    It appears what you want is be able to run a Release build effectively in the debugger.



    There is nothing to stop you configuring your Release build to generate
    debugging information like a Debug build: it's just not the default. See How to: Debug a Release Build



    This would probably be a temporary measure. While debugging a Release build in this
    way, the program flow you observe might at times appear unexpected, due to Release mode optimizations.






    share|improve this answer
























      up vote
      0
      down vote













      Start Debugging means Start your program in the debugger.



      Start Without Debugging means Start your program normally.



      Since you choose one of these actions after building the program (either in Debug or
      Release), there cannot be any preprocessor macro or other compiletime difference
      between the actions.



      The Debug build of your program can be run in the debugger, and it can be run
      normally. The Release build of your program can also be run in the debugger, or
      normally. But if you run the Release build in the debugger, the debugger's
      ability to present the program's internal state correctly, or at all, at any
      given point may be hampered for lack of valid debugging information.



      It appears what you want is be able to run a Release build effectively in the debugger.



      There is nothing to stop you configuring your Release build to generate
      debugging information like a Debug build: it's just not the default. See How to: Debug a Release Build



      This would probably be a temporary measure. While debugging a Release build in this
      way, the program flow you observe might at times appear unexpected, due to Release mode optimizations.






      share|improve this answer






















        up vote
        0
        down vote










        up vote
        0
        down vote









        Start Debugging means Start your program in the debugger.



        Start Without Debugging means Start your program normally.



        Since you choose one of these actions after building the program (either in Debug or
        Release), there cannot be any preprocessor macro or other compiletime difference
        between the actions.



        The Debug build of your program can be run in the debugger, and it can be run
        normally. The Release build of your program can also be run in the debugger, or
        normally. But if you run the Release build in the debugger, the debugger's
        ability to present the program's internal state correctly, or at all, at any
        given point may be hampered for lack of valid debugging information.



        It appears what you want is be able to run a Release build effectively in the debugger.



        There is nothing to stop you configuring your Release build to generate
        debugging information like a Debug build: it's just not the default. See How to: Debug a Release Build



        This would probably be a temporary measure. While debugging a Release build in this
        way, the program flow you observe might at times appear unexpected, due to Release mode optimizations.






        share|improve this answer












        Start Debugging means Start your program in the debugger.



        Start Without Debugging means Start your program normally.



        Since you choose one of these actions after building the program (either in Debug or
        Release), there cannot be any preprocessor macro or other compiletime difference
        between the actions.



        The Debug build of your program can be run in the debugger, and it can be run
        normally. The Release build of your program can also be run in the debugger, or
        normally. But if you run the Release build in the debugger, the debugger's
        ability to present the program's internal state correctly, or at all, at any
        given point may be hampered for lack of valid debugging information.



        It appears what you want is be able to run a Release build effectively in the debugger.



        There is nothing to stop you configuring your Release build to generate
        debugging information like a Debug build: it's just not the default. See How to: Debug a Release Build



        This would probably be a temporary measure. While debugging a Release build in this
        way, the program flow you observe might at times appear unexpected, due to Release mode optimizations.







        share|improve this answer












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        share|improve this answer










        answered Nov 11 at 15:20









        Mike Kinghan

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