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Subject: [Bug tree-optimization/101741] [12 Regression] ICE in fold_stmt, at
 gimple-range-fold.cc:541 since r12-2517-g1ce0b26e6e1e6c34
Date: Mon, 09 Aug 2021 20:25:04 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D101741

--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Andrew Macleod <amacleod@gcc.gnu.org>:

https://gcc.gnu.org/g:c86c95edd165d674614516cda0b1fcb6616c1096

commit r12-2826-gc86c95edd165d674614516cda0b1fcb6616c1096
Author: Andrew MacLeod <amacleod@redhat.com>
Date:   Mon Aug 9 15:53:42 2021 -0400

    Ensure toupper and tolower follow the expected pattern.

    If the parameter is not compatible with the LHS, assume this is not rea=
lly
a
    builtin function to avoid a trap.

            gcc/
            PR tree-optimization/101741
            * gimple-range-fold.cc (fold_using_range::range_of_builtin_call=
):
Check
            type of parameter for toupper/tolower.

            gcc/testsuite/
            * gcc.dg/pr101741.c: New.=