[Bug tree-optimization/97736] [9/10/11 Regression] switch codegen

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97736

--- Comment #7 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Martin Liska <mar...@gcc.gnu.org>:

https://gcc.gnu.org/g:5e303cdee1ff01e4b302ef2f913c0bdd84ab967e

commit r11-5049-g5e303cdee1ff01e4b302ef2f913c0bdd84ab967e
Author: Martin Liska <mli...@suse.cz>
Date:   Mon Nov 9 14:26:04 2020 +0100

    Prefer bit-test over the jump table.

    gcc/ChangeLog:

            PR tree-optimization/97736
            * tree-switch-conversion.c
(switch_decision_tree::analyze_switch_statement):
            Prefer bit tests.

    gcc/testsuite/ChangeLog:

            PR tree-optimization/97736
            * gcc.dg/tree-ssa/switch-1.c: Prefer bit tests.
            * g++.dg/tree-ssa/pr97736.C: New test.