Missed optimization of C++ code in Clang or bug in GCC?(godbolt.org)

2 pointsby pylervor 5 Jahren3 comments

https://godbolt.org/z/47M3xGY6G

2 comments

detarovor 5 Jahren

neither? clang has decided to inline, gcc hasn't. both are valid.

pylervor 5 Jahren

Check this case: https://godbolt.org/z/hMYY1sxKe

Any idea why we have instructions after ret?

gabra87vor 5 Jahren

This is very interesting. C++ optimization is super importnat. Thanks for sharing.