Change len param in savepvn to Size_t from I32

We handle longer strings than 31 bits.

1 files changed, 1 insertions, 1 deletions

diff --git a/util.c b/util.c
index a88cc1155d..4cafafd598 100644
--- a/util.c
+++ b/util.c
@@ -1088,7 +1088,7 @@ need to use the shared memory functions, such as C<L</savesharedpvn>>.
 */
 
 char *
-Perl_savepvn(pTHX_ const char *pv, I32 len)
+Perl_savepvn(pTHX_ const char *pv, Size_t len)
 {
     char *newaddr;
     PERL_UNUSED_CONTEXT;