From 9289cfc2bdacc0e72df4d454ed1f9df566fd358f Mon Sep 17 00:00:00 2001
From: KristofferC <kristoffer.carlsson@juliacomputing.com>
Date: Wed, 27 Dec 2023 11:10:06 +0100
Subject: [PATCH] fix finding bundled stdlibs even if they are e.g. devved in
 an environment higher in the load path

---
 base/loading.jl | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/base/loading.jl b/base/loading.jl
index 81778d41893c0..2f80d62986b35 100644
--- a/base/loading.jl
+++ b/base/loading.jl
@@ -955,7 +955,13 @@ function explicit_manifest_entry_path(manifest_file::String, pkg::PkgId, entry::
         return path
     end
     hash = get(entry, "git-tree-sha1", nothing)::Union{Nothing, String}
-    hash === nothing && return nothing
+    if hash === nothing
+        mbypath = manifest_uuid_path(Sys.STDLIB, pkg)
+        if mbypath isa String
+            return entry_path(mbypath, pkg.name)
+        end
+        return nothing
+    end
     hash = SHA1(hash)
     # Keep the 4 since it used to be the default
     uuid = pkg.uuid::UUID # checked within `explicit_manifest_uuid_path`