Question 5 about optimizationIn part 1 I think nbr is pointless in both snippets. With optimizations turned on there would be no ...
Question 4 about optimization[quote=ninja01]what is this -O2 and O3, In C:B, there is no description [/quote] O stands for optimi...
Question 4 about optimizationIn addition to what Jonnin said I just want to point out that compiler do "data-flow analysis" and l...
Question 4 about optimizationhttps://godbolt.org/z/brsEPGcvq There is a slight difference in code size. I haven't looked close e...
Question 1 about optimization[quote=ninja01]Did not understand any of those two[/quote] By "profiler" I mean something like Callg...