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From: "mpolacek at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug c++/105321] "non-constant condition" issued for function
 containing a short-circuited unevaluated non-constant expression
Date: Wed, 20 Apr 2022 19:48:43 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D105321

--- Comment #3 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
The argument for lval changed from false to true in

commit 12d9ce19034428072b3779eff017c5e129ee4c0e
Author: Jason Merrill <jason@redhat.com>
Date:   Wed Dec 17 15:41:18 2014 -0500

    re PR c++/64333 (C++14 constexpr gives wrong results when a looping
constexpr function is evaluated twice)

            PR c++/64333
            * constexpr.c (cxx_bind_parameters_in_call): non_constant_args
parm.
            (cxx_eval_call_expression): Don't cache calls with non-constant
args.
            (cxx_eval_constant_expression) [COMPOUND_EXPR]: Pass true for l=
val.
            (cxx_eval_unary_expression, cxx_eval_binary_expression)
            (cxx_eval_conditional_expression): Pass false for lval.

    From-SVN: r218832=