Date: Wed, 25 Feb 2026 21:19:01 +0000 From: Dimitry Andric <dim@FreeBSD.org> To: ports-committers@FreeBSD.org, dev-commits-ports-all@FreeBSD.org, dev-commits-ports-main@FreeBSD.org Subject: git: c6266b20c47f - main - cad/ngspice_rework: fix build with libc++ 21 Message-ID: <699f6745.30961.318693a7@gitrepo.freebsd.org>
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The branch main has been updated by dim: URL: https://cgit.FreeBSD.org/ports/commit/?id=c6266b20c47f5cd2194b16d7f63781fb394caa0b commit c6266b20c47f5cd2194b16d7f63781fb394caa0b Author: Dimitry Andric <dim@FreeBSD.org> AuthorDate: 2026-02-25 20:09:06 +0000 Commit: Dimitry Andric <dim@FreeBSD.org> CommitDate: 2026-02-25 21:18:53 +0000 cad/ngspice_rework: fix build with libc++ 21 With libc++ 21 cad/ngspice_rework fails to build, with errors similar to: In file included from hicumL2temp.cpp:11: ../../../../src/include/cppduals/duals/dual:444:8: error: 'is_compound' cannot be specialized: Users are not allowed to specialize this standard library entity [-Winvalid-specialization] 444 | struct is_compound<duals::dual<T>> : true_type {}; | ^ /usr/include/c++/v1/__type_traits/is_compound.h:25:8: note: marked '_Clang::no_specializations' here 25 | struct _LIBCPP_NO_SPECIALIZATIONS is_compound : _BoolConstant<__is_compound(_Tp)> {}; | ^ /usr/include/c++/v1/__config:1167:9: note: expanded from macro '_LIBCPP_NO_SPECIALIZATIONS' 1167 | [[_Clang::__no_specializations__("Users are not allowed to specialize this standard library entity")]] | ^ This is because libc++ 21 no longer allows specializing a number of standard library entities. Delete out the specialization to make the build complete. PR: 293447 Approved by: kevinz5000@gmail.com (maintainer) MFH: 2026Q1 --- .../files/patch-src_include_cppduals_duals_dual | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/cad/ngspice_rework/files/patch-src_include_cppduals_duals_dual b/cad/ngspice_rework/files/patch-src_include_cppduals_duals_dual new file mode 100644 index 000000000000..c232dfca6751 --- /dev/null +++ b/cad/ngspice_rework/files/patch-src_include_cppduals_duals_dual @@ -0,0 +1,13 @@ +--- src/include/cppduals/duals/dual.orig 2025-01-11 12:35:18 UTC ++++ src/include/cppduals/duals/dual +@@ -439,10 +439,6 @@ struct is_arithmetic<duals::dual<T>> : is_arithmetic<T + + #endif // CPPDUALS_ENABLE_IS_ARITHMETIC + +-/// Duals are compound types. +-template <class T> +-struct is_compound<duals::dual<T>> : true_type {}; +- + // Modification of std::numeric_limits<> per + // C++03 17.4.3.1/1, and C++11 18.3.2.3/1. + template <class T>home | help
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