Re: How to resolve bulk warning "Creating selector for nonexistent method ..."?
Re: How to resolve bulk warning "Creating selector for nonexistent method ..."?
- Subject: Re: How to resolve bulk warning "Creating selector for nonexistent method ..."?
- From: Steve Christensen <email@hidden>
- Date: Wed, 06 Jul 2011 06:54:28 -0700
You mentioned switching between debug and release configurations, so that would be a good first place to look since individual build settings can be set on a per-configuration basis.
On Jul 5, 2011, at 3:59 PM, arri wrote:
> Hi Steve,
>
> Thanks for your reply! Usually i would be tempted to get to the bottom
> of this and understand where/what mistakes were made (and by who;).
> But other than switching between Debug/Release i hadn't touched the
> build-settings at all, so i figured the problem couldn't be there..
>
> But meanwhile i did managed to 'fix' the issue by clearing Xcode's
> caches ( XCode-app-menu > Empry Caches ).
> Appearanly some things got corrupted and/or confused on that level. As
> a nice bonus, i also got about 10Gb of diskspace back.
>
> So i have no clue what the real problem was, but it's fixed.
>
> thanks,
> arri
>
>
> On Tue, Jul 5, 2011 at 9:17 PM, Steve Christensen <email@hidden> wrote:
>> For the nonexistent method warnings, your project- or target-level settings likely have "Undeclared Selector" checked in the GCC warnings section of the build settings.
>>
>> For the multiple selectors warnings, look at the Strict Selector Matching item in the same section. It says this will pop up if you're trying to send the message to a variable of type id, vs to an explicit class type.
>>
>>
>> On Jul 3, 2011, at 6:16 PM, arri wrote:
>>
>>> Hi Motti,
>>>
>>> I would be very interested to know how you resolved this issue, if at all.
>>>
>>> I'm suddenly facing the same issue, out of no-where. Instead of trying
>>> to find the source of the problem, I just reverted to the last known
>>> working version (svn), but the warnings persist.
>>> This surprises me a bit, because earlier today i had cleaned the
>>> project and made a release-build for distribution to the client, and
>>> this went fine.
>>>
>>> I'm sure i'm overlooking something very obvious and stupid. Does
>>> anyone have an idea what that could be?
>>>
>>> thanks,
>>> arri
>>>
>>>
>>> On Mon, Jan 25, 2010 at 12:04 PM, Motti Shneor <email@hidden> wrote:
>>>> Hi everyone.
>>>>
>>>> I'm building static library, whose outward API is plain "C", and whose implementation is Cocoa-based.
>>>>
>>>> It was building and working alright, until (yesterday) something changed, and any attempt to clean/build/rebuild it produces huge amount of compilation warnings, on EVERY Obj-C message.
>>>>
>>>> First, there's a bulk of warnings like this:
>>>>
>>>> /Volumes/Data/.../FileManager_GUI_Mac.mm:224: warning: creating selector for nonexistent method 'openPanel'
>>>> /Volumes/Data/.../FileManager_GUI_Mac.mm:196: warning: creating selector for nonexistent method 'release'
>>>> /Volumes/Data/.../FileManager_GUI_Mac.mm:193: warning: creating selector for nonexistent method 'code'
>>>> /Volumes/Data/.../FileManager_GUI_Mac.mm:190: warning: creating selector for nonexistent method 'savePanel'
>>>> /Volumes/Data/.../FileManager_GUI_Mac.mm:190: warning: creating selector for nonexistent method 'alloc'
>>>> /Volumes/Data/.../FileManager_GUI_Mac.mm:171: warning: creating selector for nonexistent method 'stringWithFormat:'
>>>> /Volumes/Data/.../FileManager_GUI_Mac.mm:160: warning: creating selector for nonexistent method 'getCString:maxLength:encoding:'
>>>>
>>>> Then another bulk of warnings, complaining about DOUBLE definitions for Cocoa methods!!!!
>>>>
>>>> /Volumes/Data/.../FileManager_GUI_Mac.mm:244:0
>>>> /Volumes/Data/.../FileManager_GUI_Mac.mm:244: warning: multiple selectors named '+isVertical' found
>>>> /Developer/SDKs/MacOSX10.5.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSSplitView.h:30:0 /Developer/SDKs/MacOSX10.5.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSSplitView.h:30: warning: found '-(BOOL)isVertical'
>>>> /Developer/SDKs/MacOSX10.5.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSSliderCell.h:59:0 /Developer/SDKs/MacOSX10.5.sdk/System/Library/Frameworks/AppKit.framework/Headers/NSSliderCell.h:59: warning: also found '-(NSInteger)isVertical'
>>>>
>>>>
>>>>
>>>> Notes:
>>>> The project is building Intel-only Universal (32/64bit, architectures i386 and x86_64
>>>> I only #import <Cocoa/Cocoa.h> once, in a single source file (an interface header file).
>>>> I added (linked) the Cocoa Framework once in the project, referencing the "Current SDK".
>>>> The project DOES compile, and even works.
>>>> If i turn on the "Build Active Architecture Only" build option for the project (ONLY_ACTIVE_ARCH = YES) then I only get the warnings when I compile 32bit. 64bit compilation is free of warnings.
>>>>
>>>>
>>>> These warnings worry me, as I might be using a wrong framework, and the code may break on a user machine.
>>>>
>>>> Any idea will be greatly appreciated.
>>>>
>>>>
>>>> Motti Shneor
>>>> ------------------------------------------
>>>> Senior Software Engineer
>>>> Waves Audio ltd.
>>
>>
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