(inhibit_garbage_collection): Don't exceed value an int can hold.

1 files changed, 3 insertions, 1 deletions

diff --git a/src/alloc.c b/src/alloc.c
index 6a47b872d23..731391a779b 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -4012,7 +4012,9 @@ int
 inhibit_garbage_collection ()
 {
   int count = specpdl_ptr - specpdl;
-  specbind (Qgc_cons_threshold, make_number (MOST_POSITIVE_FIXNUM));
+  int nbits = min (VALBITS, BITS_PER_INT);
+
+  specbind (Qgc_cons_threshold, make_number (((EMACS_INT) 1 << (nbits - 1)) - 1));
   return count;
 }