osgx

osgx has asked 182 questions and find answers to 480 problems.

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About

Linux programmer, interested in compilers (with theory and standard-compliance), cryptography, OS and microelectronics design

Working deeply with compilers, standard-compliance and OS libraries.

osgx questions

Is there specific documentation for the behavior of "i=i--" in gcc?
Why spinlock in linux kernel is in the ".subsection 1" (or ".text.lock.smth")?
C++ STL: will c_str() be changed when creating const copy of std::string?
linux's /dev/urandom forward prediction
Sources of latency in sending-receiving tcp/udp packets in linux
sendfile() usage on two mmaped files (linux)
Signalling NaN was corrupted when returning from x86 function (flds/fstps of x87)
llvm clang 2.6: "not using the clang compiler for C++ inputs "
Change JVM JIT Options at runtime
Enable mtrace (MALLOC_TRACE) for binary program

osgx answers

Why will the same compile options of gcc behave differently on different computer architecture?
clock_getres and Kernel 2.6
Fixed size integers with gmp...?
problem with printf() function
What sync primitives can I use with clone(2) (C/C++)?
perf not resolve symbol after docker container stop
How to use PERL XS to call a C++ function that takes in a STL Vector
Can malloc_trim() release memory from the middle of the heap?
How to pass an integer as input parameter in asm custom instruction in?
How to tell netbeans information on pthread_barrier_t