From b86e92c05d6331bd40d6fe6bbae59af965acc68a Mon Sep 17 00:00:00 2001
From: Eduwardo Horibe <eduhoribe@gmail.com>
Date: Mon, 24 Mar 2025 21:46:35 -0300
Subject: [PATCH] orca-slicer: fixing build on GCC < 14

---
 pkgs/by-name/or/orca-slicer/package.nix | 47 ++++++++++++++-----------
 1 file changed, 26 insertions(+), 21 deletions(-)

diff --git a/pkgs/by-name/or/orca-slicer/package.nix b/pkgs/by-name/or/orca-slicer/package.nix
index 223064576721..ac79481e65e6 100644
--- a/pkgs/by-name/or/orca-slicer/package.nix
+++ b/pkgs/by-name/or/orca-slicer/package.nix
@@ -145,27 +145,32 @@ stdenv.mkDerivation (finalAttrs: {
 
   NLOPT = nlopt;
 
-  NIX_CFLAGS_COMPILE = toString [
-    "-Wno-ignored-attributes"
-    "-I${opencv.out}/include/opencv4"
-    "-Wno-error=template-id-cdtor"
-    "-Wno-error=incompatible-pointer-types"
-    "-Wno-template-id-cdtor"
-    "-Wno-uninitialized"
-    "-Wno-unused-result"
-    "-Wno-deprecated-declarations"
-    "-Wno-use-after-free"
-    "-Wno-format-overflow"
-    "-Wno-stringop-overflow"
-    "-DBOOST_ALLOW_DEPRECATED_HEADERS"
-    "-DBOOST_MATH_DISABLE_STD_FPCLASSIFY"
-    "-DBOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS"
-    "-DBOOST_MATH_DISABLE_FLOAT128"
-    "-DBOOST_MATH_NO_QUAD_SUPPORT"
-    "-DBOOST_MATH_MAX_FLOAT128_DIGITS=0"
-    "-DBOOST_CSTDFLOAT_NO_LIBQUADMATH_SUPPORT"
-    "-DBOOST_MATH_DISABLE_FLOAT128_BUILTIN_FPCLASSIFY"
-  ];
+  NIX_CFLAGS_COMPILE = toString (
+    [
+      "-Wno-ignored-attributes"
+      "-I${opencv.out}/include/opencv4"
+      "-Wno-error=incompatible-pointer-types"
+      "-Wno-template-id-cdtor"
+      "-Wno-uninitialized"
+      "-Wno-unused-result"
+      "-Wno-deprecated-declarations"
+      "-Wno-use-after-free"
+      "-Wno-format-overflow"
+      "-Wno-stringop-overflow"
+      "-DBOOST_ALLOW_DEPRECATED_HEADERS"
+      "-DBOOST_MATH_DISABLE_STD_FPCLASSIFY"
+      "-DBOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS"
+      "-DBOOST_MATH_DISABLE_FLOAT128"
+      "-DBOOST_MATH_NO_QUAD_SUPPORT"
+      "-DBOOST_MATH_MAX_FLOAT128_DIGITS=0"
+      "-DBOOST_CSTDFLOAT_NO_LIBQUADMATH_SUPPORT"
+      "-DBOOST_MATH_DISABLE_FLOAT128_BUILTIN_FPCLASSIFY"
+    ]
+    # Making it compatible with GCC 14+, see https://github.com/SoftFever/OrcaSlicer/pull/7710
+    ++ lib.optionals (stdenv.cc.isGNU && lib.versionAtLeast stdenv.cc.version "14") [
+      "-Wno-error=template-id-cdtor"
+    ]
+  );
 
   NIX_LDFLAGS = toString [
     (lib.optionalString withSystemd "-ludev")