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2014/10/15 ¤U¤Č 10:03:35
iphone Programming Glossary: analyzerHow does the iOS app Display Recorder record the screen without using private API? http://stackoverflow.com/questions/11090184/how-does-the-ios-app-display-recorder-record-the-screen-without-using-private-ap This is to avoid getting in trouble for linking against a Private Framework. Since it is loaded in at runtime a static analyzer cannot tell that this app uses it thereby escaping detection. It does look like my initial suspicion was correct it is using.. sure what it uses IOKit for though. In conclusion this app uses some sneaky techniques to avoid detection by static analyzers it doesn't link against the private frameworks but instead grabs the symbols dynamically. It uses a combination of IOSurface..
memory leak when using CGImageCreateWithJPEGDataProvider http://stackoverflow.com/questions/12211158/memory-leak-when-using-cgimagecreatewithjpegdataprovider ios memory leaks core graphics share improve this question You can analyze the Memory Leaks in the Xcode using the analyzer as shown below Mentioning the memory leaks shown as below would help in further solving your problem share improve this..
DDMathParser gives memory leak http://stackoverflow.com/questions/12265348/ddmathparser-gives-memory-leak isn't a leak in my code but if the reproduction case is as simple as you say it is then it's sure possible. The static analyzer isn't showing me any problems with the code but the static analyzer also isn't perfect. Here's what I need to debug this.. you say it is then it's sure possible. The static analyzer isn't showing me any problems with the code but the static analyzer also isn't perfect. Here's what I need to debug this What is string It's obviously an NSString variable but I need to know..
Pre-release checklist before building final version for App Store http://stackoverflow.com/questions/1480044/pre-release-checklist-before-building-final-version-for-app-store devices with limited RAM such as iPhone 3G 128MB RAM 412Mhz CPU or iPod Touch 1st or 2nd gen . Run the Clang static analyzer and fix or at least understand every warning. Make sure NSZombiesEnabled is NO in the environment variables caution not..
Xcode 3.2.1 GCC CLANG and LLVM demystification http://stackoverflow.com/questions/1551099/xcode-3-2-1-gcc-clang-and-llvm-demystification is far from being complete so it calls llvm gcc when it encounters a C source file. It also contains the static analyzer that is now integrated into Xcode. Some people say LLVM's back end generates better code than GCC's but your mileage may..
What's your approach to testing iPhone / iPad apps? http://stackoverflow.com/questions/2670107/whats-your-approach-to-testing-iphone-ipad-apps Here is my current approach to testing before shipping an app. 1 Build and analyze using the Xcode integrated Clang analyzer. This is helpful in many ways it catches many little stupid things and also some memory leaks even though sometimes its..
In CocoaTouch (iPhone OS) how do I find/eliminate leaks that the Instruments Leak tool doesn't find? http://stackoverflow.com/questions/281764/in-cocoatouch-iphone-os-how-do-i-find-eliminate-leaks-that-the-instruments-lea cocoa touch memory management share improve this question One quick thing to try is running the Clang static analyzer . This will find some but not all issues in your code that you might be missing. It checks the code at compile time so it's..
Which OAuth library do you find works best for Objective-C/iPhone? http://stackoverflow.com/questions/2838618/which-oauth-library-do-you-find-works-best-for-objective-c-iphone without errors but it does have many warnings. And when I run the new Build and Analyze feature in Xcode 3.2 I see 50 analyzer results. Many are marked as potential memory leaks which would likely lead to instability in any app which uses this library...
http://stackoverflow.com/questions/3536276/how-to-diagnose-exc-crash I'm going to guess that you have an over released object that you are messaging at some point. Try running the static analyzer to see if it finds any memory problems and symbolicate the crash log so you can at least get a starting point. This could..
How to get audio volume level, and volume changed notifications on iOS 4? http://stackoverflow.com/questions/3651252/how-to-get-audio-volume-level-and-volume-changed-notifications-on-ios-4 doesn't improve anything. There are no issues during build implementing either way neither errors nor warnings. Static analyzer is happy as well. Here is what I've tried so far all without any success. Following Apple's audio services documentation..
Building iPhone Code using xcodebuild and running LLVM/Clang Static Analyzer http://stackoverflow.com/questions/490835/building-iphone-code-using-xcodebuild-and-running-llvm-clang-static-analyzer I followed the steps in Finding memory leaks with the LLVM Clang Static Analyzer but I was unable to run static analyzer on my project. When I try to run xcodebuild on my project 1. Open Terminal 2. Go to Project Directly 3. xcodebuild I get..
Memory leaks destroying my application? http://stackoverflow.com/questions/5744587/memory-leaks-destroying-my-application says you can use the instruments tool to find out what's leaking. Another good method is to use the XCode static analyzer you can have it analyze your code and detect most common leaks. Now if your app is crashing and it's not because of a memory..
http://stackoverflow.com/questions/6124109/instance-variables-with-underscore-in-objective-c-2-0-and-renaming-with-synthet of warning you get for local variables if you only define their values and never use it what are they for The static analyzer is thus warning you because typically variables that are never accessed are just remains of older code that has changed..
http://stackoverflow.com/questions/7131014/check-retain-count abide by read śMemory Management Rules To diagnose memory management problems use a suitable tool The LLVM Clang Static analyzer can typically find memory management problems even before you run your program. The Object Alloc instrument in the Instruments..
What are the advantages and disadvantages of using ARC? [closed] http://stackoverflow.com/questions/7888568/what-are-the-advantages-and-disadvantages-of-using-arc struggle with or try to ignore common practices of MRC example I've introduced a number of objc devs to the static analyzer . If you want to avoid those issues ARC will allow you to postpone your understanding you cannot write nontrivial objc programs..
http://stackoverflow.com/questions/8652472/pdf-to-image-creation-in-ios Above code is working well in simulator and its working in device for creating some images up to 30 thumbnails .I used analyzer to check memory leaks but there is no leaks in above code but still i am unable to create all the thumbnails.I am using..
http://stackoverflow.com/questions/1598407/iphone-and-wireshark network traffic try the following Just turn on network sharing over WiFi and run a packet sniffer like Cocoa Packet Analyzer in OSX . Then connect to the new network from iPhone over WiFi. SystemPreferences Sharing InternetSharing If you're after..
Help debugging iPhone app - EXC_BAD_ACCESS http://stackoverflow.com/questions/2024266/help-debugging-iphone-app-exc-bad-access share improve this question You may be over releasing something. If you're running Snow Leopard run the Static Analyzer Cmd Shift A and look for memory errors. The fact that it crashes after a memory error suggests that a UIViewController has..
Quartz PDF API Causing Out of Memory Crashes http://stackoverflow.com/questions/3088376/quartz-pdf-api-causing-out-of-memory-crashes using the setter for pdfImgView and releasing the temp. All of the variations pass the Leaks and Analyzer tests but still exhibit the same crashing behavior. So before I move away from PDFs altogether is there something I should..
Understanding the memory consumption on iPhone http://stackoverflow.com/questions/363493/understanding-the-memory-consumption-on-iphone Second it is possible to debug texture memory with Instruments. There are two profiling configurations OpenGL ES Analyzer and OpenGL ES Driver . You will need to run these on the device as the simulator doesn't use OpenGL. Simply choose Product..
Building iPhone Code using xcodebuild and running LLVM/Clang Static Analyzer http://stackoverflow.com/questions/490835/building-iphone-code-using-xcodebuild-and-running-llvm-clang-static-analyzer iPhone Code using xcodebuild and running LLVM Clang Static Analyzer I followed the steps in Finding memory leaks with the LLVM Clang Static Analyzer but I was unable to run static analyzer.. and running LLVM Clang Static Analyzer I followed the steps in Finding memory leaks with the LLVM Clang Static Analyzer but I was unable to run static analyzer on my project. When I try to run xcodebuild on my project 1. Open Terminal 2. Go..
Random EXC_BAD_ACCESS in a place that it cannot happen http://stackoverflow.com/questions/6359111/random-exc-bad-access-in-a-place-that-it-cannot-happen call is fine. Otherwise you'd receive a message sent to unrecognised selector error. The best steps are to run the Analyzer. Failing that Profile using Leaks in Instruments. A brilliant description on EXC_BAD_ACCESS what causes it and how to debug..
How to debug “message sent to deallocated instance” in Xcode4? http://stackoverflow.com/questions/8298946/how-to-debug-message-sent-to-deallocated-instance-in-xcode4 Instrument CMD I finally pointed out that it had to do with a button. Just didn't know why and where. Clang Static Analyzer didn't complain about this obvious glitch. iphone ios xcode memory management xcode4 share improve this question If..
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