* gnu/packages/cpp.scm (libexpected): Update to 1.3.1.

Merges: https://codeberg.org/guix/guix/pulls/10982
Signed-off-by: Nguyễn Gia Phong <cnx@loang.net>

* gnu/packages/cpp.scm (abseil-cpp-20220623)[arguments]: Dedent a space.
Add TODO comments.  Do not enable tests or set CMAKE_EXE_LINKER_FLAGS if
cross-compiling.  Remove remove-gtest-check phase if cross-compiling.

Fixes: guix/guix#2654
Signed-off-by: Andreas Enge <andreas@enge.fr>

* gnu/packages/cpp.scm (miniaudio): Update to 0.11.25.
[source]: Apply a patch for CVE-2026-32837.
[properties]: Mark CVE-2026-32837 as patched.
* gnu/packages/patches/miniaudio-CVE-2026-32837.patch: New file.
* gnu/local.mk (dist_patch_DATA): Add it.

Signed-off-by: Andreas Enge <andreas@enge.fr>

* gnu/packages/cpp.scm (ccls)[native-inputs]: Replace clang-13 and llvm-13
by clang-21 and llvm-21.

* gnu/packages/cpp.scm (splice): New variable.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
Merges: #10480

* gnu/packages/cpp.scm (json-modern-cxx): Delete variable.

* gnu/packages/cpp.scm (yato): New variable.
* gnu/packages/patches/yato-install-target.patch: New file.
* gnu/local.mk (dist_patch_DATA): Register it.

* gnu/packages/cpp.scm (cpptrace)[inputs]: Add libunwind.
  [arguments]<#:configure-flags>: Enable libunwind support.

Merges: https://codeberg.org/guix/guix/pulls/10202
Signed-off-by: Nguyễn Gia Phong <cnx@loang.net>

* gnu/packages/cpp.scm (toml11): Update to 4.4.0.

Change-Id: I74de68ad63c02fa5bd3ee0246a6470b1f7144574
Signed-off-by: Liliana Marie Prikler <liliana.prikler@gmail.com>

* gnu/packages/compiler-tools.scm (pegtl): Move to here...
* gnu/packages/cpp.scm (pegtl): ...from here.
  Define as a deprecated public alias.

Merges: https://codeberg.org/guix/guix/pulls/9825
Signed-off-by: Nguyễn Gia Phong <cnx@loang.net>