Here are the slides to my Boston FIG Talks 2016 session, Tightening Up the Graphics: Tools and Techniques for Debugging and Optimization https://docs.google.com/presentation/d/1LQUMIld4SGoQVthnhT1scoA3k4Sg0as14G4NeSiSgFU/
I blogged about why the compiler cannot optimize one of the examples from Matt Godbolt’s C++Now 2018 talk.
https://kristerw.blogspot.com/2018/06/on-example-from-what-else-has-my.html
@ every clothing manufaturer ever:
make more things in purple you COWARDS