[Bug tree-optimization/106027] [11/12/13 Regression] ICE: 'verify_gimple' failed (error: mismatching comparison operand types) since r11-2450-g10231958fcfb13bc
cvs-commit at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Mon Jun 20 13:02:21 GMT 2022
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106027
--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>:
https://gcc.gnu.org/g:713f2fd923442b1be620a44240ddf786ae0ab476
commit r13-1174-g713f2fd923442b1be620a44240ddf786ae0ab476
Author: Richard Biener <rguenther@suse.de>
Date: Mon Jun 20 13:40:50 2022 +0200
middle-end/106027 - fix types in needle folding
The fold_to_nonsharp_ineq_using_bound folding ends up creating invalid
typed IL which confuses later foldings. The following fixes that.
2022-06-20 Richard Biener <rguenther@suse.de>
PR middle-end/106027
* fold-const.cc (fold_to_nonsharp_ineq_using_bound): Use the
type of the prevailing comparison for the new comparison type.
(fold_binary_loc): Use proper types for the A < X && A + 1 > Y
to A < X && A >= Y folding.
* gcc.dg/pr106027.c: New testcase.
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