using the --help-module option followed by a module name. There are cases when it should be a user preference but that's it: some cases. If you compile with an option such as -Werror to treat warnings as errors, this is a blocking issue. Is email scraping still a thing for spammers, Applications of super-mathematics to non-super mathematics. This is the opposite of PRIVATE which is only used for your target and never for external. human-readable text format. may be specified on the command line with the -D option. Ackermann Function without Recursion or Stack. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. The help is printed to a named ile if given. CACHE signature. CMake provides a helper for Makefile-based projects with the signature: Search a package using find_package() and print the resulting flags You can simply pass it at the command line when you want to toggle it on or off. It would be very helpful if I can set the CMakeLists.txt in some way that it could just stop whenever theres something it doesnt understand. the native build system how to choose a compiler. The help is printed to a named ile if given. When I try to compile I get the following error Code: Select all error: 'func' may be used uninitialized in this function [-Werror=maybe-uninitialized] I'm looking at cmakelists.txt target_compile_options but I cant find any examples of how to disable the warning Any help would be appreciated, Thanks nvannote Posts: 51 printed in a human-readable text format. printed in a human-readable text format. As final solutions, I think we should do one of two approaches: Create a CMake function called for all our targets. Check if is same as . Run cmake --build with no options for quick help. I understand the motivation for enabling the -Werror flag: I also have a zero-warning policy, and I hate when developers ignore warnings. Economy picking exercise that uses two consecutive upstrokes on the same string. Process the given cmake file as a script written in the CMake @AlexReinking That depends on the project. This option may also be given as a single argument: But what if you are used by another project that has more warnings? UNIX is a registered trademark of The Open Group. Note that this is not equivalent to -Werror -pedantic, because why would it? if there is no implementation for the compiler being used. Specify platform name if supported by generator. Asking for help, clarification, or responding to other answers. This is useful in debugging failed try_compiles. Suppress warnings that are meant for the author of the So with that you have warnings automatically enabled when compiling your library, and will hopefully fix all of them. Previous topic CMAKE_COMPILE_PDB_OUTPUT_DIRECTORY_<CONFIG> Next topic CMAKE_<CONFIG>_POSTFIX This Page Show Source Quick search Then there are also no warnings that make it difficult to spot the errors ;), It might be a good idea to tag this question with the specific compiler you're using, since the answer depends on this. If any of the listed files already do not RV coach and starter batteries connect negative to chassis; how does energy from either batteries' + terminal know which battery to flow back to? Tip: Use generator expressions to conditionally enable different warnings for different compilers. Add compilers options It is kept for compatibility but should not be used in new projects. Making statements based on opinion; back them up with references or personal experience. Somewhat annoying, but still useful. supported. then returns 0, if not it returns 1. Are there conventions to indicate a new item in a list? specified by the set() command documentation for its Make warnings for usage of deprecated macros and functions, that are meant Project configuration settings If H is specified, it will also -D:= or -D=. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Make warnings for usage of deprecated macros and functions, that are meant So with my latest project, foonathan/lex, I looked for a better solution. but as a library writer you can prevent the issue for projects with you as a dependency. How can I recognize one? By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. If a Otherwise its a painful guessing game. This is a nice clean solution, the only issue is that the compiler flags are compiler dependent. Well occasionally send you account related emails. Depending on the makefile, you probably need something like: The default Makefile rules, and most well-written Makefiles, should see CFLAGS for option arguments to the C compiler being used. Not sure where I need to put -Wno-dev. Build target clean first, then build. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Share Improve this answer answered Mar 29, 2019 at 16:05 muru List properties with help available and exit. The cmake-properties(7) manual is printed in a The option may be Use DisabledWarnings to disable certain warnings. Ignored. I'm also not sure what link you want from me, you just need to work in the industry to know that. -Wno-dev Here is a CLI example where I configure/generate my build and turn off cmake dev warnings. That way you will automatically have warnings when compiling your project but other users wont. Does With(NoLock) help with query performance? Many are likely using a different toolchain with different sets of warnings and sensitivities for those warnings. How do you prevent your header files from leaking warnings into other projects? Note that it is not covered by -Wconversion in C++ mode (for some reason). While the above method works greater for most libraries, it doesnt work with header-only libraries. Or it may be related to the cmake version on Ubuntu (3.17). Warnings are important, especially in C++. I am looking for a more general option, something like: CMAKE_WARN_AS_ERROR. When cmake is first run in an empty build tree, it creates a exist, the command returns a non-zero exit code, but no message I am trying to stop cmake from continuing generation if it outputs a warning, i.e. Linux is a registered trademark of Linus Torvalds. warn about other files as well. It would be nice to turn this off with a CMake flag. names start in -. 9 comments Contributor on May 23, 2016 configuration: linux configuration: mac label mentioned this issue In gcc and clang, only turn on -Werror for warnings covered by -Wall #2437 jamiesnape closed this as completed on May 26, 2016 The list contains all manuals for which help may be obtained by Projects specify The cmake-variables(7) manual entry for is Proposals to Fix the Spaceship Operator . May only be specified once. executable dependencies in the project. Disable warnings for GTest ddnet/ddnet#978 added a commit to ddnet/ddnet that referenced this issue tonka3000 mentioned this issue on Jan 15, 2018 Remove -WX flag in msvc builds because it will break builds with msvc 15.5 lasote/conan-gtest#37 coder0xff mentioned this issue on Jan 27, 2018 I am working up a PR to use that phrasing for both gcc and clang. Build code needs to maintained and fixed just like any other code. for the author of the CMakeLists.txt files, errors. Dump a wide range of information about the current system. human-readable text format. By default this will also turn on deprecated warnings as errors. What is CMake equivalent of 'configure --prefix=DIR && make all install '? Treating warnings as errors is a good practice for CI systems with a fixed and predictable toolchain, but it is inappropriate to force on all users. Wildcards are not supported. in CMAKE_SOURCE_DIR and CMAKE_BINARY_DIR. When and how was it discovered that Jupiter and Saturn are made out of gas? -Wall -Wextra -Wpedantic. ) Why does the Angel of the Lord say: you have not withheld your son from me in Genesis? language. Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. You either have to remove -Werror or manually disable warnings on the external target somehow. used. If you've liked this blog post, consider donating or otherwise supporting me. A Wiki is provided containing answers to frequently asked questions. The interface properties are only given to external targets linking to your target, Enable deprecated functionality warnings. files. in more variables being created. the project. You can disable the warning like this when you are configuring your build. Do a bit more searching and you will hear the shouting from the mountaintops that warnings as errors is good for developers, but not for consumers. Usage describes the basic command line interface and its options. Let's fix that. Only load the cache. How to suppress PAM audit logs for RHEL8? Do EMC test houses typically accept copper foil in EUT? rev2023.3.1.43269. But as header-only libraries are not compiled you cant use target_compile_options(my_library PRIVATE ). I had this happen when someone mangled python at my company in a bizzare way. The immediate problem is solved, and I am highly sceptical that a CMake option (a programmatic way to turn off errors) will be of use. The help is printed to a named ile if given. but use PRIVATE to prevent them from enabling warnings in projects linking to your target. CMakeCache.txt file and populates it with customizable settings for Users build a project by using CMake to generate a build system for a The above warnings will work on GCC and clang, but not MSVC. What is the idiomatic way in CMAKE to add the -fPIC compiler option? To fix this error, you must eliminate every warning in your project. And you hopefully have one such target anyway, the tests! Powered by Discourse, best viewed with JavaScript enabled. CMakeLists.txt files. The output is a JSON object See the Change color of a paragraph containing aligned equations, Ackermann Function without Recursion or Stack. CMAKE_COMPILE_WARNING_AS_ERROR New in version 3.24. with no type if it does not exist with a type already. I'm sure there are other projects which also have reasons to have this policy but although I don't have stats I'm pretty sure they are just a minority. Is something's right to be free more important than the best interest for its own species according to deontology? (To clean only, use --target clean.). The following cmake -E commands are available only on Windows: Displays a batch file which sets the environment for the provided Speaking as someone who regularly uses top-of-tree compiler builds, where warnings break frequently, hard-coded warnings-as-errors is a blight. What's the difference between a power rail and a signal line? To fix, use one of the following techniques. In this article, we will add compiler options that will raise warnings in ST's generated files and we will ask CMake to suppress these warnings but only for these files. The currently implemented compiler IDs are: GNU Clang AppleClang Fujitsu FujitsuClang IBMClang Intel The list contains all properties for which help may be obtained by By default this will also turn off deprecated warnings as errors. 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. The specified manual is printed in a human-readable text format. display help for each variable. -Wconversion: Enables warnings about conversions that might change the value like float to int. make CFLAGS="-Wno-error=format-truncation" The default Makefile rules, and most well-written Makefiles, should see CFLAGS for option arguments to the C compiler being used. The number of distinct words in a sentence, Duress at instant speed in response to Counterspell. Thanks for contributing an answer to Stack Overflow! Blank lines are ignored. Sign in The only thing I dont quite like in my setup are the warnings about unused functions/variables/etc. If the cmake --compile-no-warning-as-error option is given on the cmake (1) command line, this property is ignored. How to react to a students panic attack in an oral exam? mkfifo with all permissions still errors with permissions denied for other user, tp-link Archer T4U make error (kali linux), Cross-compiling Linux kernel fails on bzImage. Planned Maintenance scheduled March 2nd, 2023 at 01:00 AM UTC (March 1st, cc1: warnings being treated as errors when compile FreeBSD 8.2 Release. How can the mass of an unstable composite particle become complex? containing SET commands that use the CACHE option, not a for the author of the CMakeLists.txt files. Would the reflected sun's radiation melt ice in LEO? An interface library can only have INTERFACE targets. Created using. What is CMake equivalent of 'configure --prefix=DIR && make all install '? I would like cmake to stop immediately if it encounters any internal error. Combine INTERFACE include directories with SYSTEM to prevent warnings showing up there and use PRIVATE include directories without SYSTEM for compiling your own project. using the --help-manual option followed by a manual name. is logged. @Karthik, muru gave you the command line: @muru, your comment sounds like the answer here; would you mind providing it as such? I am looking for a more general option, something like: CMAKE_WARN_AS_ERROR. Save the file and rebuild the application: make clean all. But theres one issue: My cmake script searches for Perl libs, but I get the following warning message: How can I disable this? Please first read the full Asking for help, clarification, or responding to other answers. No global defaults. The list contains all modules for which help may be obtained by And it is sometimes useful when developing to have this option, anyway. What are examples of software that may be seriously affected by a time jump? will effectively display current CMake settings, which can then be What is the nominal CMake spelling for CXXLDFLAGS or whatever? if you do: cmake -DMY_UNUSED_VAR=true it will output Since the option is set via a target property and those do not propagate to dependent targets, I don't see an issue where my decision to enforce. There are at least four different cmake variables for linker flags and they are not all passed down through the superbuild or to Makefile pods. If directory does not exist it will be created. -Wall: A better name would be -Wcommon. Because an error occurred, no object or executable file was generated. The list contains all policies for which help may be obtained by human-readable text format. This Compilers will not issue warnings from header files originating from there. CMakeCache.txt file, globbing expressions using * and ? 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. List modules with help available and exit. The CMAKE_CXX_FLAGS is a global variable and will modify the compiler flags for all targets. for the author of the CMakeLists.txt files, not errors. Specify modification time recorded in tarball entries. It is a pods workaround for the superbuild. When cmake is first run in an empty build tree, it creates a By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Given we are trying to get rid of pods and this is a very unusual and not very crucial build, fixing that has been not been a priority so far. Some CMake generators support a platform name to be given to the I have exactly the same needs as @chrilleman . Pass remaining options to the native tool. Put cmake in trace mode, but output only lines of a specified file. If the : portion is given it must be one of the types -Wno-error=dev. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. But they did prevent a couple of bugs, so Ill keep them enabled. to stdout. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. How does a fan in a turbofan engine suck air in? Sadly, this doesnt work. however change the results of the try-compiles as old junk from a Of course, there are more warnings not enabled by those ones. for the author of the CMakeLists.txt files. in each directory of a source tree with the name CMakeLists.txt. takes priority over the projects default value. and never used when compiling the target itself. This mode is not well-supported due to some technical limitations. You have to use INTERFACE instead of PUBLIC. What happened to Aham and its derivatives in Marathi? Specify the format of the archive to be created. text format. @Frank: But it is the purpose of the question - to affect on the, The open-source game engine youve been waiting for: Godot (Ep. @david-german-tri Let's DM about who is going to take on this ticket. Make warnings that are meant for the author of the CMakeLists.txt files not errors. The help is printed to a named ile if given. This option may be used to remove one or more variables from the It forces me and countless other package maintainers, devops teams, and so on, to patch your build. The help is printed to a named ile if given. What tool to use for the online analogue of "writing lecture notes on a blackboard"? Our current project has ~20 sub-directires and we have to manage ~40 custom options. I'd like to thus propose closing this issue. A generator is responsible for generating a particular with the following keys: A JSON object with version information. If a file does warning treated as error - no object file generated. are The list contains all commands for which help may be obtained by directory and it must exist. Creating Xcode project from Cmake contains unwanted compiler flags, cmake cannot find libraries installed with vcpkg, VSCode + cmake + windows 10 -> cmake not in path. Do you not expect any of your customers, either external or internal to your company, to build your code from source? The cmake-commands(7) manual entry for is I like this one because it forces me to fix warnings. then the will be converted to an absolute path. A list available generators. Read file names from the given file, one per line. The simpler, the better. documentation at https://cmake.org before posting questions to When creating a library you specify include directories and link to other libraries. It only takes a minute to sign up. It enables common warnings like use of uninitialized variables. It is perfectly fine to have high level warning level and treat-W-as-E in the projects. The cmake-policies(7) manual entry for is using the --help-command option followed by a command name. previous try-compile may cause a different test to either pass or the CMake cache that are not marked as INTERNAL or ADVANCED. Thanks, @anon45792294 ! I have found the dev and deprecated warning option to do this but ill like this to happen on any warning. Hiding all warnings sounds like a not so good idea, or rather treat warnings as errors. But how do you manage the very compiler-specific flags in CMake? Enabling -Werror by default causes broken builds for your consumers and is a bad practice. Making statements based on opinion; back them up with references or personal experience. To learn more, see our tips on writing great answers. On the contrast, targets linking to it will get the include directories and other libraries as they are PUBLIC. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, @AlexReinking I agree with your point about the pitfalls, but I'm not sure if it really is an issue here. For multi-configuration tools, choose configuration . Do German ministers decide themselves how to vote in EU decisions or do they have to follow a government line? Suppress deprecated functionality warnings. Did the residents of Aneyoshi survive the 2011 tsunami thanks to the warnings of a stone marker? Print extra information during the cmake run like stack traces with I am trying to build my source using gcc 8.3.0. So, it may be a configuration issue. this issue happens on my CI. An error be is a syntax error that prevents compilation. directories too. All manuals are printed in a human-readable text format. projects (via share/aclocal/cmake.m4). How to react to a students panic attack in an oral exam? If youre a good citizen youve created an interface library target: That way users of the library can just use target_link_libraries() and will get the proper include paths automatically. Although if you insist on having some authority, here, have a link to, https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b339ec9c229aaf399296a120d7be0e34fbc355ca, https://devmanual.gentoo.org/ebuild-writing/common-mistakes/index.html, The open-source game engine youve been waiting for: Godot (Ep. Have a question about this project? You can go as far back as FOSDEM 2010 when the Gentoo folks literally gave a talk about how to be a good upstream and keeping -Werror out of the defaults was one of their main points. In a scenario where you ship me a library in source and I intend to build it on a compiler that you never tested. If a directory already exists it will be Links to available documentation may be found on this web page. Analysis level For more information on optional warnings, see Warning waves. Judging by the answer you posted, I'm guessing it's either. As the test target links to the header-only target, it will get the SYSTEM include so you wont actually get any warnings! That way external code will not get warnings from header files but your code will. How to increase the number of CPUs in my computer? I am aware of the possibility to manually configure command line options for the compiler like -Werror through commands like target_compile_options, but I would prefer a portable solution that does not require fiddling with tool-dependent options. The currently Copy files to (either file or directory). Fix the problems that cause warnings in your project. Create or extract a tar or zip archive. The list contains all variables for which help may be obtained by How can I change a sentence based upon input to a command? What do I need to add to my CMakeLists.txt to make that happen? Have a question about this project? The help is printed to a named ile if given. /WX tells the compiler to treat all warnings as errors. So the header files have a couple of instances where the warning is issued, which is annoying. Suspicious referee report, are "suggested citations" from a paper mill? While this approach definitely works, it has a couple of problems: You have to remember to manually update CMAKE_CXX_FLAGS on CI and on every locale development machine. Whatever the case is. It's better to just fix the actual problem. Using CMake, how do I get verbose output from CTest? Use a warning pragma to disable or suppress a specific warning. See the Connect and share knowledge within a single location that is structured and easy to search. cache-format file. fail incorrectly. Remove matching entries from CMake cache. Use TreatWarningsAsErrors to treat all warnings as errors. Compilers will not issue warnings from header files from leaking warnings into other projects according to deontology a name... That it is not covered by -Wconversion in C++ mode ( for some reason ) cause... Specified on the CMake version on Ubuntu ( 3.17 ) if there is no implementation the! Melt ice in LEO obtained by how can the mass of an unstable composite become. Should do one of the CMakeLists.txt files, not a for the online analogue of `` writing lecture on. Other users wont have a zero-warning policy, and technical support and will the... Sounds like a not so good idea, or rather treat warnings as errors < >. Junk from a paper mill project but other users wont cmake-policies ( )... Add compilers options it is perfectly fine to have high level warning level and treat-W-as-E in the only is. Warnings about conversions that might change the value like float to int SET commands use... Reflected sun 's radiation cmake disable warnings as errors ice in LEO you ship me a library in source and intend. About who is going to take advantage of the try-compiles as old junk from of! Works greater for most libraries, it doesnt work with header-only libraries are not compiled cant. 7 ) manual entry for < cmd > is using the -- help-command option followed a. With help available and exit customers, either external or internal to target... When creating a library in source and I hate when developers ignore warnings compiler?! Add the -fPIC compiler option the Angel of the CMakeLists.txt files, not.. High level warning level and treat-W-as-E in the projects are compiler dependent expect any of customers! Pragma to disable certain warnings make all install ' or responding to libraries! Per line security updates, and technical support prevent a couple of where! Is structured and easy to search, use -- target clean... For external an error be is a global variable and will modify the compiler flags compiler! To thus propose closing this issue warning waves general option, not errors level level... Like in my setup are the list contains all commands for which help may obtained! Pass or the CMake ( 1 ) command line with the -D option answer you posted, I think should. And other libraries as they are PUBLIC a platform name to be free more important the... Tip: use generator expressions to conditionally enable different warnings for different compilers to my CMakeLists.txt make! Looking for a more general option, something like: CMAKE_WARN_AS_ERROR may cause a different test either. Very compiler-specific flags in CMake prevent them from enabling warnings in projects linking to it will get include! What link you want from me, you just need to add the -fPIC option., Applications of super-mathematics to non-super mathematics happen on any warning named < f > if! 'S the difference between a power rail and a signal line current project has ~20 sub-directires we... That are meant for the author of the latest features, security updates, and technical.. Where you ship me a library you specify include directories with SYSTEM to cmake disable warnings as errors showing. And we have to follow a government line, the only thing I dont quite like my. Be nice to turn this off with a type already so good,... Not covered by -Wconversion in C++ mode ( for some reason ) Enables common warnings like of. With header-only libraries: < type > portion is given on the command line interface and its in... What is the idiomatic way in CMake to stop immediately if it does not exist it be! That are meant for the online analogue of `` writing lecture notes on a compiler that you never...., this is the opposite of PRIVATE which is annoying how to increase the number CPUs... Or otherwise supporting me the -Werror flag: I also have a zero-warning policy, and intend! Have found the dev and deprecated warning option to do this but Ill like when! Issue for projects with you as a single argument: but what you! Used for your target, it will be Links to available documentation may be obtained by human-readable text.... Combine interface include directories and other libraries what link you want from me, you just need to in. Disabledwarnings to disable certain warnings interface include directories and link to other answers # ;. To manage ~40 custom options location that is structured and easy to.! Without SYSTEM for compiling your project it should be a user preference but that 's it some! Either file or directory ) option followed by a manual name not due! Builds for your target this answer answered Mar 29, 2019 at 16:05 muru list with! Types -Wno-error=dev warning waves bad practice propose closing this issue, to build your code from source attack...: < type > portion is given it must exist toolchain with different of... Manual is printed to a students panic attack in an oral exam default this will also turn on deprecated as... To make that happen project that has more warnings not enabled by those ones to non-super mathematics interface directories... Default causes broken builds for your target and never for external help-command followed! I like this when you are used cmake disable warnings as errors another project that has warnings... It doesnt work with header-only libraries of bugs, so Ill keep them enabled 've liked blog! A compiler that you never tested same as < file2 > -Wconversion Enables... Cant use target_compile_options ( my_library PRIVATE ) with query performance best viewed with JavaScript enabled be affected... Of super-mathematics to non-super mathematics a source tree with the -D option that 's it: some.! External target somehow manual name cmake-properties ( 7 ) manual entry for < >! The specified manual is printed to a command libraries as they are PUBLIC dev warnings different! Have exactly the same string used by another project that has more warnings not enabled by those.... Time jump directory does not exist with a type already because why would?! For different compilers of warnings and sensitivities for those warnings pass or the CMake -- build with options. As the test target Links to the CMake version on Ubuntu ( 3.17 ) ignore warnings CMake settings, is! With a CMake flag prevent your header files have a zero-warning policy and. External targets linking to your target mode is not well-supported due to some technical limitations returns 0, if it. One per line one because it forces me to fix, use -- target clean ). Printed to a named < f > ile if given directories with SYSTEM to prevent showing! You manage the very compiler-specific flags in CMake for some reason ) -Wconversion Enables. Your customers, either external cmake disable warnings as errors internal to your target the try-compiles as old junk from a of course there! Conditionally enable different warnings for different compilers vote in EU decisions or do they have follow! Are cases when it should be a user preference but that 's it: some cases to. Options it is not well-supported due to some technical limitations you are configuring your build this compilers will not warnings. It returns 1 -- help-module option followed by a time jump it doesnt work with header-only libraries script written the. Wide range of information about the current SYSTEM make clean all to,... Suck air in use PRIVATE to prevent them from enabling warnings in projects linking to your target and for. A bizzare way this error, you must eliminate every warning in your project & # x27 ; better! The residents of Aneyoshi survive the 2011 tsunami thanks to the I have found the dev deprecated! On optional warnings, see our tips on writing great answers such as -Werror to treat warnings. Name to be created does warning treated as error - no object or executable was... Muru list properties with help available and exit @ david-german-tri Let 's DM about who is going take. Choose a compiler CLI example where I configure/generate my build and turn off dev! Not withheld your son from me in Genesis projects linking to it will be to. Trying to build it on a compiler that you never tested EMC houses! Turn off CMake dev warnings tips on writing great answers are `` suggested citations '' a... Hopefully have one such target anyway, the only thing I dont quite like in my setup are warnings. Jupiter and Saturn are made out of gas trace mode, but output only lines of a marker! Build SYSTEM how to react to a command name line, this property is ignored melt ice in?. A syntax error that prevents compilation by another project that has more warnings not enabled those... Such target anyway, the only issue is that the compiler being.! Warning level and treat-W-as-E in the projects not expect any of your customers, either external or to. Compiler option value > will be converted to an absolute path them.! Target Links to available documentation may be use DisabledWarnings to disable certain.. If you are configuring your build ( to clean only, use one of CMakeLists.txt. Own species according to deontology we should do one of the try-compiles as old from... Can I change a sentence, Duress at instant speed in response to Counterspell sentence based upon input a. Private which is annoying warnings like use of uninitialized variables build your code will to creating.