From 50bf72a24901303d6f1f31b15e4509af3ee4adda Mon Sep 17 00:00:00 2001
From: psondej <patryk.sondej@grupawp.pl>
Date: Sun, 17 Dec 2023 22:28:17 +0100
Subject: [PATCH] unicorn: fix build on riscv

---
 pkgs/development/libraries/unicorn/default.nix | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pkgs/development/libraries/unicorn/default.nix b/pkgs/development/libraries/unicorn/default.nix
index 89adbc102578..b6a91a7367a4 100644
--- a/pkgs/development/libraries/unicorn/default.nix
+++ b/pkgs/development/libraries/unicorn/default.nix
@@ -29,6 +29,9 @@ stdenv.mkDerivation rec {
     IOKit
   ];
 
+  # Ensure the linker is using atomic when compiling for RISC-V, otherwise fails
+  NIX_LDFLAGS = lib.optionalString stdenv.hostPlatform.isRiscV "-latomic";
+
   cmakeFlags = lib.optionals (stdenv.isDarwin && stdenv.isAarch64) [
     # Some x86 tests are interrupted by signal 10
     "-DCMAKE_CTEST_ARGUMENTS=--exclude-regex;test_x86"