vowpal-wabbit: fix `gcc-13` build failure

Without the change build fails on `master as
https://hydra.nixos.org/build/248985028:

    In file included from /build/source/vowpalwabbit/core/src/named_labels.cc:5:
    /build/source/vowpalwabbit/core/include/vw/core/named_labels.h:28:3: error: 'uint32_t' does not name a type
       28 |   uint32_t getK() const;
          |   ^~~~~~~~

1 files changed, 9 insertions, 0 deletions

diff --git a/pkgs/applications/science/machine-learning/vowpal-wabbit/default.nix b/pkgs/applications/science/machine-learning/vowpal-wabbit/default.nix
index 88330a579015f..ed0c6bf679d90 100644
--- a/pkgs/applications/science/machine-learning/vowpal-wabbit/default.nix
+++ b/pkgs/applications/science/machine-learning/vowpal-wabbit/default.nix
@@ -18,6 +18,15 @@ stdenv.mkDerivation rec {
       url = "https://github.com/VowpalWabbit/vowpal_wabbit/commit/0cb410dfc885ca1ecafd1f8a962b481574fb3b82.patch";
       sha256 = "sha256-bX3eJ+vMTEMAo3EiESQTDryBP0h2GtnMa/Fz0rTeaNY=";
     })
+
+    # Fix gcc-13 build:
+    #   https://github.com/VowpalWabbit/vowpal_wabbit/pull/4657
+    (fetchpatch {
+      name = "gcc-13.patch";
+      url = "https://github.com/VowpalWabbit/vowpal_wabbit/commit/a541d85a66088d2b74fa2562d32fecb68af33c58.patch";
+      includes = [ "vowpalwabbit/core/include/vw/core/named_labels.h" ];
+      hash = "sha256-JAuLDe5JtlE7/043RSIKM20Qr77rmuE0rVg/DGc95MY=";
+    })
   ];
 
   nativeBuildInputs = [ cmake ];