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master c0788f0c476: * src/lisp.h (XUNTAG): Work on 32-bit --with-wide-in


From: Mattias Engdegård
Subject: master c0788f0c476: * src/lisp.h (XUNTAG): Work on 32-bit --with-wide-int builds
Date: Sat, 16 Sep 2023 12:42:20 -0400 (EDT)

branch: master
commit c0788f0c476f094a91f7b20f41d0fe50b5b19f9d
Author: Mattias Engdegård <mattiase@acm.org>
Commit: Mattias Engdegård <mattiase@acm.org>

    * src/lisp.h (XUNTAG): Work on 32-bit --with-wide-int builds
    
    This eliminates a compiler warning for that configuration
    (see bug#65491).
---
 src/lisp.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/lisp.h b/src/lisp.h
index 35a88d9b238..e2271ef0546 100644
--- a/src/lisp.h
+++ b/src/lisp.h
@@ -810,8 +810,8 @@ INLINE void
 /* Extract A's pointer value, assuming A's Lisp type is TYPE and the
    extracted pointer's type is CTYPE *.  */
 
-#define XUNTAG(a, type, ctype) ((ctype *) \
-                               ((uintptr_t) XLP (a) - LISP_WORD_TAG (type)))
+#define XUNTAG(a, type, ctype) \
+  ((ctype *) ((uintptr_t) XLP (a) - (uintptr_t) LISP_WORD_TAG (type)))
 
 /* A forwarding pointer to a value.  It uses a generic pointer to
    avoid alignment bugs that could occur if it used a pointer to a



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