diff --git a/pkgs/test/stdenv/gcc-stageCompare.nix b/pkgs/test/stdenv/gcc-stageCompare.nix
index 091577a43383..133797f5999a 100644
--- a/pkgs/test/stdenv/gcc-stageCompare.nix
+++ b/pkgs/test/stdenv/gcc-stageCompare.nix
@@ -14,8 +14,6 @@
   lib,
 }:
 
-assert stdenv.cc.isGNU;
-
 with pkgs;
 # rebuild gcc using the "final" stdenv
 let
@@ -31,11 +29,23 @@ let
         NIX_OUTPATH_USED_AS_RANDOM_SEED = stdenv.cc.cc.out;
       });
 in
-assert lib.assertMsg (gcc-stageCompare ? checksum)
-  "tests-stdenv-gcc-stageCompare: No `checksum` output in `gcc-stageCompare` see conditional in `gcc/common/checksum.nix`";
-(runCommand "gcc-stageCompare" { } ''
-  diff -sr ${pkgs.gcc-unwrapped.checksum}/checksums ${gcc-stageCompare.checksum}/checksums && touch $out
-'').overrideAttrs
+
+(runCommand "gcc-stageCompare"
+  {
+    checksumCompare =
+      assert lib.assertMsg (gcc-stageCompare ? checksum)
+        "tests-stdenv-gcc-stageCompare: No `checksum` output in `gcc-stageCompare` see conditional in `gcc/common/checksum.nix`";
+      gcc-stageCompare.checksum;
+
+    checksumUnwrapped =
+      assert lib.assertMsg (pkgs.gcc-unwrapped ? checksum)
+        "tests-stdenv-gcc-stageCompare: No `checksum` output in `gcc-stageCompare` see conditional in `gcc/common/checksum.nix`";
+      pkgs.gcc-unwrapped.checksum;
+  }
+  ''
+    diff -sr "$checksumUnwrapped"/checksums "$checksumCompare"/checksums && touch $out
+  ''
+).overrideAttrs
   (a: {
     meta = (a.meta or { }) // {
       platforms = lib.platforms.linux;
diff --git a/pkgs/top-level/release-small.nix b/pkgs/top-level/release-small.nix
index 52292ba37151..2adcf3cc4431 100644
--- a/pkgs/top-level/release-small.nix
+++ b/pkgs/top-level/release-small.nix
@@ -176,5 +176,5 @@ in
   xfsprogs = linux;
   xkeyboard_config = linux;
   zip = all;
-  tests-stdenv-gcc-stageCompare = all;
+  tests-stdenv-gcc-stageCompare = linux;
 }))