commit 255f3ead060129aa097b62f10d054cdc4997a431
Author: Douglas Katzman <dougk@google.com>
Date:   Mon Jan 1 23:59:50 2024 -0500

    Fix ppc64 failure-to-build (from a few weeks ago)
    
    Git rev 7354472bb5 caused NIL to get a bogus widetag.

diff --git a/make-target-2-load.lisp b/make-target-2-load.lisp
index 6571ec27d..daef942ea 100644
--- a/make-target-2-load.lisp
+++ b/make-target-2-load.lisp
@@ -339,7 +339,13 @@ Please check that all strings which were not recognizable to the compiler
 
 
   (do-all-symbols (symbol)
-    (sb-kernel:logior-header-bits symbol sb-vm::+symbol-initial-core+)
+    ;; Don't futz with the header of static symbols.
+    ;; Technically LOGIOR-HEADER-BITS can only be used on an OTHER-POINTER-LOWTAG
+    ;; objects, so modifying NIL should not ever work, but it's especially wrong
+    ;; on ppc64 where OTHER- and LIST- pointer lowtags are 10 bytes apart instead
+    ;; of 8, so this was making a random alteration to the header.
+    (unless (eq (heap-allocated-p symbol) :static)
+      (sb-kernel:logior-header-bits symbol sb-vm::+symbol-initial-core+))
 
     ;; A symbol whose INFO slot underwent any kind of manipulation
     ;; such that it now has neither properties nor globaldb info,
a><a href='/guix/tree/gnu/installer/timezone.scm?id=5ad5cb8c6e239d4ce2d0b4d1950f92825ad31a7e'>tree</a><a href='/guix/commit/gnu/installer/timezone.scm?id=5ad5cb8c6e239d4ce2d0b4d1950f92825ad31a7e'>commit</a><a href='/guix/diff/gnu/installer/timezone.scm?id=5ad5cb8c6e239d4ce2d0b4d1950f92825ad31a7e'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/installer/timezone.scm'>
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<div class='path'>path: <a href='/guix/log/?id=5ad5cb8c6e239d4ce2d0b4d1950f92825ad31a7e'>root</a>/<a href='/guix/log/gnu?id=5ad5cb8c6e239d4ce2d0b4d1950f92825ad31a7e'>gnu</a>/<a href='/guix/log/gnu/installer?id=5ad5cb8c6e239d4ce2d0b4d1950f92825ad31a7e'>installer</a>/<a href='/guix/log/gnu/installer/timezone.scm?id=5ad5cb8c6e239d4ce2d0b4d1950f92825ad31a7e'>timezone.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/installer/timezone.scm?id=5ad5cb8c6e239d4ce2d0b4d1950f92825ad31a7e&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
 uses of (guix grafts).</a><span class='msg-avail'>...<span class='msg-tooltip'>These modules would use (guix grafts) just to access '%graft?' and
related bindings, which are now in (guix store).

* gnu/ci.scm,
guix/gexp.scm,
guix/lint.scm,
guix/scripts.scm,
guix/scripts/archive.scm,
guix/scripts/build.scm,
guix/scripts/challenge.scm,
guix/scripts/deploy.scm,
guix/scripts/environment.scm,
guix/scripts/home.scm,
guix/scripts/pack.scm,
guix/scripts/package.scm,
guix/scripts/pull.scm,
guix/scripts/size.scm,
guix/scripts/system.scm,
guix/scripts/weather.scm,
tests/builders.scm,
tests/channels.scm,
tests/cpan.scm,
tests/derivations.scm,
tests/gexp.scm,
tests/graph.scm,
tests/guix-daemon.sh,
tests/monads.scm,
tests/pack.scm,
tests/packages.scm,
tests/profiles.scm,
tests/system.scm: Remove #:use-module (guix grafts).
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-07-10 23:57:14 +0200'>2022-07-10</span></td><td><a href='/guix/commit/tests/monads.scm?id=9fdc4b6c283c5aa5cf10205d87fb2c58b829b9d0'>monads: Add 'mparameterize'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* etc/system-tests.scm (mparameterize): Move to...
* guix/monads.scm (mparameterize): ... here.
* tests/monads.scm ("mparameterize"): New test.
* .dir-locals.el (c-mode): Add it.
</span></span></td><td>Ludovic Courtès</td></tr>