feat(rust): use mold linker for Linux targets

Signed-off-by: Roman Volosatovs <rvolosatovs@riseup.net>
rvolosatovs · Jul 19, 2023 · 8713102 · 8713102
1 parent 472f1dd
commit 8713102
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/lib/rust/mkAttrs.nix b/lib/rust/mkAttrs.nix
@@ -296,6 +296,13 @@ with self.lib.rust.targets;
 
               CARGO_BUILD_TARGET = target;
             }
+            // optionalAttrs pkgsCross.stdenv.hostPlatform.isLinux {
+              nativeBuildInputs = [
+                final.mold
+              ];
+
+              RUSTFLAGS = "-Clink-arg=-fuse-ld=mold";
+            }
             // optionalAttrs (final.stdenv.buildPlatform.config != pkgsCross.stdenv.hostPlatform.config) (
               {
                 strictDeps = true;