From 369b49c104c2e281a08a3d992e613460f56ff7b4 Mon Sep 17 00:00:00 2001
From: Jack Wilsdon <jack@wilsdon.me>
Date: Tue, 15 Jul 2025 01:01:36 +0100
Subject: [PATCH] libedgetpu: fix building with Abseil 20250512.0

Abseil 20250512.0 removed the bad_optional_access library.
---
 .../li/libedgetpu/fix-abseil-20250512.0.patch        | 12 ++++++++++++
 pkgs/by-name/li/libedgetpu/package.nix               |  1 +
 2 files changed, 13 insertions(+)
 create mode 100644 pkgs/by-name/li/libedgetpu/fix-abseil-20250512.0.patch

diff --git a/pkgs/by-name/li/libedgetpu/fix-abseil-20250512.0.patch b/pkgs/by-name/li/libedgetpu/fix-abseil-20250512.0.patch
new file mode 100644
index 000000000000..856ac801cc8e
--- /dev/null
+++ b/pkgs/by-name/li/libedgetpu/fix-abseil-20250512.0.patch
@@ -0,0 +1,12 @@
+diff --git a/makefile_build/Makefile b/makefile_build/Makefile
+index 335e74a..71492d0 100644
+--- a/makefile_build/Makefile
++++ b/makefile_build/Makefile
+@@ -40,7 +40,6 @@ LIBEDGETPU_LDFLAGS := \
+ 	-labsl_hashtablez_sampler \
+ 	-labsl_raw_hash_set \
+ 	-labsl_str_format_internal \
+-	-labsl_bad_optional_access \
+ 	-lusb-1.0
+ 
+ LIBEDGETPU_FLATC_SRCS := \
diff --git a/pkgs/by-name/li/libedgetpu/package.nix b/pkgs/by-name/li/libedgetpu/package.nix
index 86679e8bb7c5..ef4e2368ea42 100644
--- a/pkgs/by-name/li/libedgetpu/package.nix
+++ b/pkgs/by-name/li/libedgetpu/package.nix
@@ -41,6 +41,7 @@ stdenv.mkDerivation {
       url = "https://patch-diff.githubusercontent.com/raw/google-coral/libedgetpu/pull/66.patch";
       hash = "sha256-mMODpQmikfXtsQvtgh26cy97EiykYNLngSjidOBt/3I=";
     })
+    ./fix-abseil-20250512.0.patch
   ];
 
   postPatch = ''