For ptr masking use PTRSIZE-1, not nested conditional statement.

1 files changed, 1 insertions, 2 deletions

diff --git a/perl.c b/perl.c
index 27d0d9e752..1b9b4292f4 100644
--- a/perl.c
+++ b/perl.c
@@ -1496,8 +1496,7 @@ perl_parse(pTHXx_ XSINIT_t xsinit, int argc, char **argv, char **env)
 	 * --jhi */
 	 const char *s = NULL;
 	 int i;
-	 const UV mask =
-	   ~(UV)(PTRSIZE == 4 ? 3 : PTRSIZE == 8 ? 7 : PTRSIZE == 16 ? 15 : 0);
+	 const UV mask = ~(UV)(PTRSIZE-1);
          /* Do the mask check only if the args seem like aligned. */
 	 const UV aligned =
 	   (mask < ~(UV)0) && ((PTR2UV(argv[0]) & mask) == PTR2UV(argv[0]));