commit:     02af742b0ca05dcbf5ae3ae1648b3ff58d9d4d13
Author:     Michael Orlitzky <mjo <AT> gentoo <DOT> org>
AuthorDate: Tue Jul 30 20:09:10 2024 +0000
Commit:     Michael Orlitzky <mjo <AT> gentoo <DOT> org>
CommitDate: Tue Jul 30 20:10:10 2024 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=02af742b

sci-libs/libsemigroups: backport gcc-15 build fix

Closes: https://bugs.gentoo.org/936564
Signed-off-by: Michael Orlitzky <mjo <AT> gentoo.org>

 .../libsemigroups-2.7.3-gcc-15-buildfix.patch      | 22 ++++++++++++++++++++++
 ...-2.7.3.ebuild => libsemigroups-2.7.3-r1.ebuild} |  2 ++
 2 files changed, 24 insertions(+)

diff --git 
a/sci-libs/libsemigroups/files/libsemigroups-2.7.3-gcc-15-buildfix.patch 
b/sci-libs/libsemigroups/files/libsemigroups-2.7.3-gcc-15-buildfix.patch
new file mode 100644
index 000000000000..40214b18b9ad
--- /dev/null
+++ b/sci-libs/libsemigroups/files/libsemigroups-2.7.3-gcc-15-buildfix.patch
@@ -0,0 +1,22 @@
+From b7a413284e408280336ee681dd031877d779d0ea Mon Sep 17 00:00:00 2001
+From: "James D. Mitchell" <j...@st-andrews.ac.uk>
+Date: Mon, 29 Jul 2024 11:13:32 +0100
+Subject: [PATCH] sims: fix issue 557
+
+---
+ include/libsemigroups/sims1.tpp | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/include/libsemigroups/sims1.tpp b/include/libsemigroups/sims1.tpp
+index bc8bda372..698845222 100644
+--- a/include/libsemigroups/sims1.tpp
++++ b/include/libsemigroups/sims1.tpp
+@@ -619,7 +619,7 @@ namespace libsemigroups {
+   typename Sims1<T>::iterator_base&
+   Sims1<T>::iterator_base::operator=(Sims1<T>::iterator_base&& that) {
+     _extra           = std::move(that._extra);
+-    _longs           = std::move(that.long_rules());
++    _longs           = std::move(that._longs);
+     _max_num_classes = std::move(that._max_num_classes);
+     _min_target_node = std::move(that._min_target_node);
+     _felsch_graph    = std::move(that._felsch_graph);

diff --git a/sci-libs/libsemigroups/libsemigroups-2.7.3.ebuild 
b/sci-libs/libsemigroups/libsemigroups-2.7.3-r1.ebuild
similarity index 92%
rename from sci-libs/libsemigroups/libsemigroups-2.7.3.ebuild
rename to sci-libs/libsemigroups/libsemigroups-2.7.3-r1.ebuild
index 04bbfd48d7b9..15fff4b3b57d 100644
--- a/sci-libs/libsemigroups/libsemigroups-2.7.3.ebuild
+++ b/sci-libs/libsemigroups/libsemigroups-2.7.3-r1.ebuild
@@ -13,6 +13,8 @@ SLOT="0/2"
 KEYWORDS="~amd64 ~x86"
 IUSE="cpu_flags_x86_popcnt"
 
+PATCHES=( "${FILESDIR}/${P}-gcc-15-buildfix.patch" )
+
 src_configure() {
        econf \
                $(use_enable cpu_flags_x86_popcnt popcnt) \

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