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Bug 788706 - media-gfx/librecad-2.1.3-r5 fails to build (error: no match for call to ‘({anonymous}::EllipseDistanceFunctor) (double)’)
Summary: media-gfx/librecad-2.1.3-r5 fails to build (error: no match for call to ‘({an...
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: Current packages (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: No maintainer - Look at if you want to take care of it
Depends on:
Blocks: boost-1.76
  Show dependency tree
Reported: 2021-05-07 10:05 UTC by Michael
Modified: 2021-05-09 19:12 UTC (History)
2 users (show)

See Also:
Package list:
Runtime testing required: ---

Build log (build.log,868.33 KB, text/x-log)
2021-05-07 10:05 UTC, Michael

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Description Michael 2021-05-07 10:05:47 UTC
Created attachment 706482 [details]
Build log

Fails with:

/usr/include/boost/math/tools/roots.hpp:675:86: error: no match for call to ‘({anonymous}::EllipseDistanceFunctor) (double)’
  675 | T halley_iterate(F f, T guess, T min, T max, int digits, boost::uintmax_t& max_iter) BOOST_NOEXCEPT_IF(policies::is_noexcept_error_policy<policies::policy<> >::value&& BOOST_MATH_IS_FLOAT(T) && noexcept(std::declval<F>()(std::declval<T>())))

The suspected culprit is newly upgraded boost-1.76.0
Build log attached.
Comment 1 Larry the Git Cow gentoo-dev 2021-05-09 19:12:24 UTC
The bug has been closed via the following commit(s):

commit f26b020e95bf497d99a8398226cf08288f93909b
Author:     Andreas Sturmlechner <>
AuthorDate: 2021-05-09 18:38:38 +0000
Commit:     Andreas Sturmlechner <>
CommitDate: 2021-05-09 19:12:11 +0000

    media-gfx/librecad: Fix build with >=dev-libs/boost-1.76
    Package-Manager: Portage-3.0.18, Repoman-3.0.3
    Signed-off-by: Andreas Sturmlechner <>

 .../librecad/files/librecad-2.1.3-boost-1.76.patch | 29 ++++++++++++++++++++++
 media-gfx/librecad/librecad-2.1.3-r5.ebuild        | 11 ++++----
 2 files changed, 35 insertions(+), 5 deletions(-)