Random consting

[p5sagit/p5-mst-13.2.git] / perlio.c

diff --git a/perlio.c b/perlio.c
index c52458e..05963d0 100644 (file)
--- a/perlio.c
+++ b/perlio.c
@@ -1160,7 +1160,7 @@ PerlIO_push(pTHX_ PerlIO *f, PERLIO_FUNCS_DECL(*tab), const char *mode, SV *arg)
        Perl_croak(aTHX_ "Layer does not match this perl");
     }
     if (tab->size) {
-       PerlIOl *l = NULL;
+       PerlIOl *l;
        if (tab->size < sizeof(PerlIOl)) {
            goto mismatch;
        }
@@ -2507,7 +2507,7 @@ PerlIOUnix_read(pTHX_ PerlIO *f, void *vbuf, Size_t count)
        return 0;
     }
     while (1) {
-       SSize_t len = PerlLIO_read(fd, vbuf, count);
+       const SSize_t len = PerlLIO_read(fd, vbuf, count);
        if (len >= 0 || errno != EINTR) {
            if (len < 0) {
                if (errno != EAGAIN) {
@@ -2522,6 +2522,7 @@ PerlIOUnix_read(pTHX_ PerlIO *f, void *vbuf, Size_t count)
        }
        PERL_ASYNC_CHECK();
     }
+    /*NOTREACHED*/
 }
 
 SSize_t