Fix size of 'pure'

* src/puresize.h (pure_dim): New macro.
* src/alloc.c (pure): Use it.
* src/igc.c (root_create_pure): Fix 'end' using 'pure_dim'.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/alloc.c b/src/alloc.c
index 80701ae1b38..09b51ba2a08 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -394,7 +394,7 @@ static char *spare_memory[7];
    space (pure), on some systems.  We have not implemented the
    remapping on more recent systems because this is less important
    nowadays than in the days of small memories and timesharing.  */
-EMACS_INT pure[(PURESIZE + sizeof (EMACS_INT) - 1) / sizeof (EMACS_INT)] = {1,};
+EMACS_INT pure[pure_dim] = {1,};
 
 #define PUREBEG (char *) pure