[Bug tree-optimization/126171] [16/17 Regression] miscompilation at -O2 on x86_64-linux-gnu

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=126171

--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 64978
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=64978&action=edit
GIMPLE testcase for VRP1