[Bug tree-optimization/100781] [12 Regression] Emitted binary code changes when -g is enabled at -O2

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100781

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
The first major difference shows up in evrp.

With debugging info turned on we get:

Merging blocks 4 and 6
Merging blocks 5 and 7