gexp: Change default Guile effective version to 3.0.

This is a followup to b6bee63bed4f013064c0d902e7c8b83ed7514ade.

* guix/gexp.scm (lower-gexp, gexp->derivation): #:effective-version
defaults to "3.0".

diff --git a/guix/gexp.scm b/guix/gexp.scm
index f50104e..99390bc 100644 (file)
--- a/guix/gexp.scm
+++ b/guix/gexp.scm
@@ -785,7 +785,7 @@ second element is the derivation to compile them."
                      (target 'current)
                      (graft? (%graft?))
                      (guile-for-build (%guile-for-build))
-                     (effective-version "2.2")
+                     (effective-version "3.0")
 
                      deprecation-warnings)
   "*Note: This API is subject to change; use at your own risk!*
@@ -886,7 +886,7 @@ derivations--e.g., code evaluated for its side effects."
                            (modules '())
                            (module-path %load-path)
                            (guile-for-build (%guile-for-build))
-                           (effective-version "2.2")
+                           (effective-version "3.0")
                            (graft? (%graft?))
                            references-graphs
                            allowed-references disallowed-references