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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug c++/109422] wrong depth used for template parameter mangling
 for lambdas in function signatures
Date: Tue, 10 Oct 2023 21:23:27 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109422

--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The trunk branch has been updated by Jason Merrill <jason@gcc.gnu.org>:

https://gcc.gnu.org/g:bd5719bd7f7cb23e5ed96a1f1a28efbb3dec4a31

commit r14-4544-gbd5719bd7f7cb23e5ed96a1f1a28efbb3dec4a31
Author: Jason Merrill <jason@redhat.com>
Date:   Fri Oct 6 11:41:20 2023 -0400

    c++: mangle multiple levels of template parms [PR109422]

    This becomes be more important with concepts, but can also be seen with
    generic lambdas.

            PR c++/109422

    gcc/cp/ChangeLog:

            * mangle.cc (write_template_param): Also mangle level.

    gcc/testsuite/ChangeLog:

            * g++.dg/cpp2a/lambda-generic-mangle1.C: New test.
            * g++.dg/cpp2a/lambda-generic-mangle1a.C: New test.=