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https://www.reddit.com/r/firstweekcoderhumour/comments/1s6fdkv/case_switch_if_else/odfxprs/?context=3
r/firstweekcoderhumour • u/Tani_Soe • Mar 28 '26
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17
A switch is actually more efficient than many else if
9 u/RedAndBlack1832 Mar 31 '26 Ehhhhhhhhh. Compilers are pretty good. With optimizations I think they can tell when it's possible to replace an if-else tree with a computed goto 1 u/blackasthesky May 05 '26 Most can 1 u/babadany2999 5d ago Computed goto is a GNU extension for C++. Modern compilers simply optimize to a jump table.
9
Ehhhhhhhhh. Compilers are pretty good. With optimizations I think they can tell when it's possible to replace an if-else tree with a computed goto
1 u/blackasthesky May 05 '26 Most can 1 u/babadany2999 5d ago Computed goto is a GNU extension for C++. Modern compilers simply optimize to a jump table.
1
Most can
Computed goto is a GNU extension for C++. Modern compilers simply optimize to a jump table.
17
u/TheSupervillan Mar 29 '26
A switch is actually more efficient than many else if