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c++ Programming Glossary: packedVisual C++ equivalent of GCC's __attribute__ ((__packed__)) http://stackoverflow.com/questions/1537964/visual-c-equivalent-of-gccs-attribute-packed C equivalent of GCC's __attribute__ __packed__ For some compilers there is a packing specifier for structs.. for structs for example RealView ARM compiler has __packed Gnu C Compiler has __attribute__ __packed__ Visual C has no.. compiler has __packed Gnu C Compiler has __attribute__ __packed__ Visual C has no equivalent it only has the #pragma pack 1..
http://stackoverflow.com/questions/1604968/what-does-this-c-code-mean of bit fields is implementation defined. Bit fields are packed into some addressable allocation unit. Note bit fields straddle..
Why one should not hide a structure implementation that way? http://stackoverflow.com/questions/17619015/why-one-should-not-hide-a-structure-implementation-that-way be at least as big as underlying priv_t . If priv_t was packed with #pragma or __attribute__ using sizeof priv_t sizeof double.. were trying to solve initially. But if the structure was packed who care of the alignment. malloc If pub_t structure was allocated..
Convert a Static Library to a Shared Library (create libsome.so from libsome.a): where's my symbols? http://stackoverflow.com/questions/2193944/convert-a-static-library-to-a-shared-library-create-libsome-so-from-libsome-a question don't help me. I have a bunch of object files packed in a static library g std c 98 fpic g O1 c o foo.o foo.cpp g..
What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++? http://stackoverflow.com/questions/3457967/what-belongs-in-an-educational-tool-to-demonstrate-the-unwarranted-assumptions-p a 0 1 struct char c int i char_int EXPECT 15 structs are packed sizeof char_int sizeof char sizeof int EXPECT 16 malloc NULL..
What's the rationale for null terminated strings? http://stackoverflow.com/questions/4418708/whats-the-rationale-for-null-terminated-strings static area initialized with the characters of the string packed into cells. In BCPL the first packed byte contains the number.. of the string packed into cells. In BCPL the first packed byte contains the number of characters in the string in B there..
sizeof(struct) returns unexpected value http://stackoverflow.com/questions/5596428/sizeofstruct-returns-unexpected-value If you want it to only take 33 bytes then specify the packed attribute struct region public long long int x long long int..
Effective C++ Item 23 Prefer non-member non-friend functions to member functions http://stackoverflow.com/questions/5989734/effective-c-item-23-prefer-non-member-non-friend-functions-to-member-functions book they evolve into some convenience functions that are packed into some reasonable namespaces such as std sort std copy from..
Multi-character constant warnings http://stackoverflow.com/questions/7755202/multi-character-constant-warnings a 64 bit one . Since the order in which the characters are packed into one int is not specified portable use of multi character..
using declaration in variadic template http://stackoverflow.com/questions/7870498/using-declaration-in-variadic-template what would be the right syntax of adding using clauses for packed type lists. The using clause is crucial to stop the compiler.. one extra lambda case and apply the using clause to the unpacked lambda and the rest but in this case since i apparently i cannot.. by placing two using declarations one from the unpacked lambda type and another from the parent class which is actually..
Audio output with video processing with opencv http://stackoverflow.com/questions/8187745/audio-output-with-video-processing-with-opencv be aware 1 it assumes you are working with an OpenCV image packed as BGR 24bits and 2 audio and video are not being sync Yes I.. not set video mode exiting n exit 1 Assuming IplImage packed as BGR 24bits SDL_Surface surface SDL_CreateRGBSurfaceFrom void..
how to achieve 4 FLOPs per cycle http://stackoverflow.com/questions/8389648/how-to-achieve-4-flops-per-cycle at least 3 independent summations. Since that is true for packed addpd as well as the scalar addsd versions and sse registers.. xmm2 cmp eax ebx jne .L4 Changing the scalar versions with packed versions addpd and mulpd would double the flop count without..
Why is one loop so much slower than two loops? http://stackoverflow.com/questions/8547778/why-is-one-loop-so-much-slower-than-two-loops to the page. In the second two tests the arrays are packed together to break that alignment. Here you'll notice both loops..
Converting data from glReadPixels() to OpenCV::Mat http://stackoverflow.com/questions/9097756/converting-data-from-glreadpixels-to-opencvmat
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