[Bug middle-end/87852] [9 Regression] FAIL: gcc.c-torture/execute/pr53465.c

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87852

--- Comment #7 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
> Eric, you added partitions_for_undefined_values and IIRC that was just narrow
> scope enough to fix a specific issue but not generally address shortcomings
> within RTL?

Yes, it's only enabled for SUBREG_PROMOTED_VAR_P at the moment.