@@ -1,6 +1,6 @@
1−{ lib, stdenv, fetchFromGitHub, cmake, libpfm, zlib, pkg-config, python3Packages, which, procps, gdb, capnproto }:
1+{ lib, gcc9Stdenv, fetchFromGitHub, cmake, libpfm, zlib, pkg-config, python3Packages, which, procps, gdb, capnproto }:
22
3−stdenv.mkDerivation rec {
3+gcc9Stdenv.mkDerivation rec {
44 version = "5.4.0";
55 pname = "rr";
66