From 9a96bf85309d70a4c21b629bca0ced3876fb891e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20=C4=8Cun=C3=A1t?= <v@cunat.cz>
Date: Sun, 17 Apr 2022 09:41:26 +0200
Subject: [PATCH] glm: fixup with other compilers than gcc >= 11

Amends 9464bf0ad6.  The flag isn't recognized on older gcc or clang.
https://hydra.nixos.org/eval/1756014?filter=glm.#tabs-still-fail
---
 pkgs/development/libraries/glm/default.nix | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/libraries/glm/default.nix b/pkgs/development/libraries/glm/default.nix
index 9957df4cdd4..d4c836b6912 100644
--- a/pkgs/development/libraries/glm/default.nix
+++ b/pkgs/development/libraries/glm/default.nix
@@ -28,8 +28,10 @@ stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ cmake ];
 
-  # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102823
-  NIX_CFLAGS_COMPILE = "-fno-ipa-modref";
+  NIX_CFLAGS_COMPILE =
+    lib.optionals (stdenv.cc.isGNU && lib.versionAtLeast stdenv.cc.version "11") [
+      "-fno-ipa-modref" # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102823
+    ];
 
   cmakeFlags = [
     "-DBUILD_SHARED_LIBS=OFF"