Update Serialization.jl to fix Issue #45362

Inserted a warning for a less than case of data version to complement error for greater than case. Modeled language after doc language update in issue JuliaLang#45368
davpayne · Aug 1, 2023 · 269ae0d · 269ae0d
1 parent 7b587ac
commit 269ae0d
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/stdlib/Serialization/src/Serialization.jl b/stdlib/Serialization/src/Serialization.jl
@@ -742,6 +742,10 @@ function readheader(s::AbstractSerializer)
     if version > ser_version
         error("""Cannot read stream serialized with a newer version of Julia.
                  Got data version $version > current version $ser_version""")
+    elseif version < ser_version
+        @warn("""Got data $version < current version $ser_version.
+                It is recommended that a common Julia version is used.
+                Unexpected behavior may result otherwise.""")
     end
     s.version = version
     return