[Bug ipa/100220] missed optimization for dead code elimination at -O3 (vs. -O1, -Os, -O2) (inlining differences)

[rguenth at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100220

--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Indeed similar interaction between inlining, static var const promotion and IPA
CP / inline heuristics