Tag Archives: gcc

Strange belief about icc faster than gcc in 5 times ?

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There’s a company who believes intel compiler still the best option in the world, with assembly codes for x86 architecture cannot defeated by any different compilers. Maybe right for only Intel x86 with limited platforms like Windows and Linuxes. They were explained testing some audio and video processing code comapred… Read more »

How to know my gcc OpenMP version ?

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Here’s some easy way to know my gcc support what version of OpenMP in compiling level. First, type this to your shell ( not Windows ) echo | cpp -fopenmp -dM | grep -i open You may see one of these. 200505 = version 2.5 200805 = version 3.0 201107 = version 3.1 201307 = version 4.0 201511… Read more »