[Bug middle-end/111017] [12/13/14 Regression][OpenMP] Wrong code with non-rectangular loop nest

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111017

--- Comment #2 from Tobias Burnus <burnus at gcc dot gnu.org> ---
Bisecting points at:

r12-5295-g47de0b56ee455ec82ec7d61a20988f11b67aa4e9
openmp: Regimplify operands of GIMPLE_COND in a few more places [PR103208]
Date:   Tue Nov 16 10:19:22 2021 +0100

which fixed an ICE such as: "Existing SSA name for symbol marked for renaming:
.omp_data_i_14(D)" / "during GIMPLE pass: sccp".