From 8704bb97923397dbc93dd6779ef2020deec6a769 Mon Sep 17 00:00:00 2001
From: Alfredo Tupone <tupone@gentoo.org>
Date: Fri, 18 Sep 2026 13:27:54 +0200
Subject: [PATCH] sci-ml/pytorch: should fix build with newer cpp-httplib

Closes: https://bugs.gentoo.org/982667
Signed-off-by: Alfredo Tupone <tupone@gentoo.org>
---
 .../files/pytorch-2.14.0-cpp-httplib.patch    | 21 +++++++++++++++++++
 sci-ml/pytorch/pytorch-2.14.0-r3.ebuild       |  1 +
 2 files changed, 22 insertions(+)
 create mode 100644 sci-ml/pytorch/files/pytorch-2.14.0-cpp-httplib.patch

diff --git a/sci-ml/pytorch/files/pytorch-2.14.0-cpp-httplib.patch b/sci-ml/pytorch/files/pytorch-2.14.0-cpp-httplib.patch
new file mode 100644
index 0000000000000..48f286d3c11fc
--- /dev/null
+++ b/sci-ml/pytorch/files/pytorch-2.14.0-cpp-httplib.patch
@@ -0,0 +1,21 @@
+--- a/torch/csrc/distributed/c10d/control_plane/WorkerServer.cpp	2026-09-18 13:16:02.333994098 +0200
++++ b/torch/csrc/distributed/c10d/control_plane/WorkerServer.cpp	2026-09-18 13:18:25.083555926 +0200
+@@ -20,12 +20,17 @@
+   }
+ 
+   const std::multimap<std::string, std::string>& params() const override {
+-    return req_.params;
++    cached_params_.clear();
++    for (const auto& pair : req_.params) {
++    	cached_params_.insert(pair);
++    }
++    return cached_params_;
+   }
+ 
+  private:
+   // NOLINTNEXTLINE(cppcoreguidelines-avoid-const-or-ref-data-members)
+   const httplib::Request& req_;
++  mutable std::multimap<std::string, std::string> cached_params_;
+ };
+ 
+ class ResponseImpl : public Response {
diff --git a/sci-ml/pytorch/pytorch-2.14.0-r3.ebuild b/sci-ml/pytorch/pytorch-2.14.0-r3.ebuild
index 3a85bae84abb2..1f2f5ed409850 100644
--- a/sci-ml/pytorch/pytorch-2.14.0-r3.ebuild
+++ b/sci-ml/pytorch/pytorch-2.14.0-r3.ebuild
@@ -177,6 +177,7 @@ PATCHES=(
 	"${FILESDIR}"/${P}-unbundle_pocketfft.patch
 	"${FILESDIR}"/${PN}-2.13.0-xnnpack.patch
 	"${FILESDIR}"/${P}-license.patch
+	"${FILESDIR}"/${P}-cpp-httplib.patch
 )
 
 src_prepare() {