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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/102921] error: modification of '<temporary>' is not a constant expression
Date: Mon, 25 Oct 2021 08:27:51 +0000 [thread overview]
Message-ID: <bug-102921-4-1yHDmIK12G@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-102921-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102921
--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
--- gcc/cp/call.c.jj 2021-10-21 16:06:42.231940456 +0200
+++ gcc/cp/call.c 2021-10-25 10:20:00.970635564 +0200
@@ -12735,7 +12735,9 @@ set_up_extended_ref_temp (tree decl, tre
/* If the initializer is constant, put it in DECL_INITIAL so we get
static initialization and use in constant expressions. */
- init = maybe_constant_init (expr);
+ init = maybe_constant_init (expr, NULL_TREE,
+ VAR_P (decl)
+ && DECL_DECLARED_CONSTEXPR_P (decl));
/* As in store_init_value. */
init = cp_fully_fold (init);
if (TREE_CONSTANT (init))
makes this accepted, but not the PR101588 testcase.
next prev parent reply other threads:[~2021-10-25 8:27 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-24 23:39 [Bug c++/102921] New: " f.heckenbach@fh-soft.de
2021-10-24 23:43 ` [Bug c++/102921] " f.heckenbach@fh-soft.de
2021-10-25 8:03 ` jakub at gcc dot gnu.org
2021-10-25 8:27 ` jakub at gcc dot gnu.org [this message]
2023-06-30 14:01 ` ppalka at gcc dot gnu.org
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