Jakub, Jakub Kądziołka 写道: > + (add-after 'unpack 'dont-store-compiler-paths > + (lambda _ > + ;; Remove references to the compilers used from > the output. Reduces > + ;; `guix size icecat' by 1 GiB on x86-64. > + (let ((zap "Store reference removed")) > + (substitute* "toolkit/content/buildconfig.html" > + (("@CC@") zap) > + (("@CXX@") zap) > + (("@RUSTC@") zap) > + (("@MOZ_CONFIGURE_OPTIONS@") zap))))) Thanks! This is a fine fix, but I wonder if you know where/how this file is processed by the build system? I think scanning for and neutralising any store reference in the final HTML would be less error-prone. Thoughts? Kind regards, T G-R