Http://www.cnblogs.com/foohack/p/4090124.htmlThe following similar source code on the MSVC can be correctly compiled through. But the gcc/g++ will be wrong:1. if (expr)2. Goto error;3. size_t var = 0;4.error:5 Error_handle ();4:1: Error:jump to label ' ERROR ' [-fpermissive]2:35:error:from here [-fpermissive]3:9: error:crosses initialization of ' size_t var 'The problem is that either all of the variables a
declaration of ' F ' must is available [-fper Missive]
Visual C + + 19.00
Cl.exe Main.cpp-o A.EXE/MD
f (int)
Clang 3.7.0
clang++-wall-std=c++11-o2-o a.out main.cpp
Error:use of undeclared identifier ' F '
At the moment it is clear that VC + + does not follow the standard definition, to find non-dependent Name. We found a description of VC + +, nonstandard behavior (non-standard Behavior) on the following MSDN page:
The Visual C + + compiler does
Hiding time and time
The following code is written by a student for the Project 3 time class in object of first cognition. But the error is a bit strange. He asked for help in the QQ group.
# Include Readers, can you compile it?
When I compile in CodeBlocks, a large number of prompts are displayed:
||=== Build: Debug in example (compiler: GNU GCC Compiler) ===|D:\CPP\codeBlock\example\main.cpp|43|error: extra qualification 'Time::' on member 'set_time' [-
speak the export statement in the global variable using ' # ' comment out.3: Installing Java SE 1.64: After downloading and extracting from official website, configure environment variables toIssue two: Compilation issuesWorkaround:1: Find Android Source code/frameworks/base/tools/aapt/android.mk file, editFind the Local_cflags on line 31st and add the-fpermissive later2: Find Android Source code frameworks/base/libs/utils/android.mk file, editFind t
implemented, there are a number of alternative methods, see in detail: http://bbs.rosoo.net/thread-10289-1-1.html7.getifaddrs, Android has not been implemented. But thankfully, someone has helped us achieve it. Thank him: Https://github.com/kmackay/android-ifaddrs8.Please use this instead:1 #if defined (__android__)2 # include 3# define Statvfs Statfs4#else5 # include 6#endifTransferred from: http://www.52rd.com/Blog/Detail_RD.Blog_DamonKabo_68286.htmlIn the process of downloading and compil
: 1431: 48: error:'Frontfacingpointcoord 'was not declared in this scopeExternal/mesa3d/src/glsl/linker. cpp: In function 'voidLink_shaders (const gl_context *, gl_shader_program *)':External/mesa3d/src/glsl/linker. cpp: 1734: 49: error: expected primary-Expression before ', 'tokenExternal/mesa3d/src/glsl/linker. cpp: 1734: 50: error: 'fragcolor' wasNot declared in this scopeExternal/mesa3d/src/glsl/linker. cpp: 1734: 59: error: 'offsetof 'was notDeclared in this scopeMake: *** [out/host/linux-x
############################################Makefile for simple programs###########################################Inc=LIB=-LPTHREADCC=Gcccxx=g++LINK=g++#-fpermissive: Means compatibility with old grammarc_flags=-g-wall-fpermissive-std=C11cxx_flags=-g-wall-fpermissive-std=c++11Inc_path=-I./-I./kenlm-i./kiss_fft130-i./iniparser2/Srclib_path=-l./Ext_lib=-wl,-rpath,
Android::refbase::weakref_type::trackme (bool, BOOL) ':FRAMEWORKS/BASE/LIBS/UTILS/REFBASE.CPP:483:67: Error: ' const Android::refbase::weakref_impl ' as ' void Android::RefBase ' :: Weakref_impl::trackme (BOOL, bool) ' ' This ' argument is discarded when the type is qualified [-fpermissive]Make: * * [OUT/HOST/LINUX-X86/OBJ/STATIC_LIBRARIES/LIBUTILS_INTERMEDIATES/REFBASE.O] Error 1Make: * * is waiting for unfinished tasks ....Frameworks/base/libs/util
Wget?http://www.cbcb.umd.edu/software/glimmer/glimmer302.tar.gzTar xzfglimmer302.tar.gzCD glimmer3.02CD srcMake >out 2>errError exclusions:1.???? Delcher.cc:284:17:error: ' strlen ' is notdeclared in this scope? Similar issues:VI common/delcher.hhChange one of the two #include 2.???? Gene.cc:448:47:error:invalid conversionfrom ' const char* ' to ' char* ' [-fpermissive]? Similar issuesVI common/gene.ccChange 446 Line char * p to? const char * p3.????
1, download the source code, extract to Poco-1.7.8-all2, copy from the $android_ndk\cmake android.toolchain.cmake androidndkgdb.cmake androidndkmodules.cmake to Poco-1.7.8-all\cmake \ Down3, Vim Poco-1.7.8-all\cmake\android.cmake, the content is as follows#cd poco-1.7.8-all#mkdir BUILD cd build#cmake-dcmake_cxx_flags= '-frtti-fexceptions-fpermissive '. #make-j4Set (Cmake_build_type Release) set (ANDROID 1) Set (cmake_cxx_flags "-fexceptions") Set (Cm
support! It can be enclosed in curly braces if it is used only locally! Some people on the internet also said that the C + + specification, although it is not clear that this is wrong, but the scope of the variable is implicitly said this practice is not desirable, see reference [4].
Implicit description
Goto can ' t skip over definitions of variables, because those variables would no exist after the jump, since lifetime of V Ariable starts at the point of definition. The specification does n
, mixed mode, sharing)(3) Execute the Compile commandGo to andriod directoryunder the Android code directory , execute the following command : For 32-bit Systems , ./build_android_32.shFor 64-bit Systems , ./build_android_64.shQuestion one:frameworks/base/libs/utils/refbase.cpp:483:67:error:passing ' const Android::refbase::weakref_impl ' as ' this ' argument of ' void Android::refbase::weakref_impl:: Trackme (bool, BOOL) ' discards qualifiers [-fpermissive
1. CD android23
2. Make
Appears:
【
Find:'Frameworks/Base/Frameworks/Base/Docs/Html': The file or directory does not exist.
] Can be ignored, or you can create the folder above.
【
] Modify build/CORE/Combo/HOST_linux-x86.mk line 61:
-Host_global_cflags + =-d_fortify_source = 0+ Host_global_cflags + =-u_fortify_source-d_fortify_source = 0
【
Frameworks/base/libs/utils/refbase. cpp: In the member function 'void Android: refbase: weakref_type: trackme (bool, bool:Frameworks/base/libs/utils/refbase
using namespacestd;classa{ Public: A (): A (0){} voidSetnum () {a++;//the existence or absence of this statement is not compiled by the program }Private: intA;};intMain () {ConstA; A.setnum (); return 0;}//[Error] passing ' const A ' as ' this ' argument of ' void a::setnum () ' Discards qualifiers [-fpermissive]Conclusion: The non-static member function uses this to manipulate the value of the const a type object A. This is a non-conform
-in type, the initialization responsibility is on the constructor, to ensure that each constructor initializes each member of the object.When initializing with constructors, remember the difference between initialization (initialization) and assignment (Assignment).Where the constructor is initialized in the member initialization list, the function body is not initialized, but is assigned, so for members that do not use the list initialization, the compiler automatically calls its corresponding
result:If the compilation does not pass:5 F:\c++codeindev\c++\forceclick.cpp [Error] Invalid conversion from ' int. ' to ' HWND ' [-fpermissive]Will report such a mistake.Invalid conversions from int to HWND. Inside the handle we get a 001607E6, which is a decimal number that identifies a unit in which the button is specified. Each rebuild will be different. The description is each time the window is created to allocate memory. We're going to put 0
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.