Try not to use negative values when accessing arrays in C. Yet another

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

diff --git a/perl.c b/perl.c
index 7e0f842..8af44cc 100644 (file)
--- a/perl.c
+++ b/perl.c
@@ -360,7 +360,7 @@ perl_construct(pTHXx)
        if ((long) PL_mmap_page_size < 0) {
          if (errno) {
            SV * const error = ERRSV;
-           (void) SvUPGRADE(error, SVt_PV);
+           SvUPGRADE(error, SVt_PV);
            Perl_croak(aTHX_ "panic: sysconf: %s", SvPV_nolen_const(error));
          }
          else
@@ -1039,6 +1039,8 @@ perl_destruct(pTHXx)
     if (!specialCopIO(PL_compiling.cop_io))
        SvREFCNT_dec(PL_compiling.cop_io);
     PL_compiling.cop_io = NULL;
+    Perl_refcounted_he_free(aTHX_ PL_compiling.cop_hints);
+    PL_compiling.cop_hints = NULL;
     CopFILE_free(&PL_compiling);
     CopSTASH_free(&PL_compiling);
 
@@ -1255,6 +1257,12 @@ perl_destruct(pTHXx)
 
     sv_free_arenas();
 
+    while (PL_regmatch_slab) {
+       regmatch_slab  *s = PL_regmatch_slab;
+       PL_regmatch_slab = PL_regmatch_slab->next;
+       Safefree(s);
+    }
+
     /* As the absolutely last thing, free the non-arena SV for mess() */
 
     if (PL_mess_sv) {
@@ -3079,7 +3087,7 @@ Perl_moreswitches(pTHX_ char *s)
        }
 #endif /* __CYGWIN__ */
        {
-           const char *start = ++s;
+           const char * const start = ++s;
            while (*s && !isSPACE(*s))
                ++s;
 
@@ -4781,7 +4789,8 @@ S_init_perllib(pTHX)
 #  endif
 #endif
 
-#ifdef SITELIB_STEM /* Search for version-specific dirs below here */
+#if defined(SITELIB_STEM) && defined(PERL_INC_VERSION_LIST)
+    /* Search for version-specific dirs below here */
     incpush(SITELIB_STEM, FALSE, TRUE, TRUE, TRUE);
 #endif