Notes on computers, programming and all the stuff

AVX512 comes with the number of variants, and a compiler must know which AVX512 version it compiles. GCC error inlining failed in call to...

Months ago I was asked to upgrade GCC from version 4.7 to 4.9 and also cleanup configure scripts. Not very exciting, merely time consuming t...

Starting from GCC 4.5 the asm statement has new form: asm goto . Programmer can use any labels from C/C++ program, however output from this ...

I've observed that some patterns issued to strstr cause significant slowdown. Sample program kill-strstr.c executes strstr(data, pa...