1 files changed, 4 insertions, 0 deletions

diff --git a/src/alloc.c b/src/alloc.c
index b3668d21316..e3b038c51cd 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -4764,7 +4764,11 @@ mark_maybe_pointer (void *p, bool symbol_only)
          from Emacs source code, it can occur in some cases.  To fix
          this problem, the pdumper code should grok non-initial
          addresses, as the non-pdumper code does.  */
+#ifdef WIDE_EMACS_INT
+      uintptr_t mask = ~((uintptr_t) 0);
+#else
       uintptr_t mask = VALMASK;
+#endif
       void *po = (void *) ((uintptr_t) p & mask);
       char *cp = p;
       char *cpo = po;