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Diffstat (limited to 'pp_ctl.c')
-rw-r--r--pp_ctl.c54
1 files changed, 26 insertions, 28 deletions
diff --git a/pp_ctl.c b/pp_ctl.c
index 69bc3fe6d5..6fd1add267 100644
--- a/pp_ctl.c
+++ b/pp_ctl.c
@@ -188,13 +188,13 @@ PP(pp_regcomp)
PP(pp_substcont)
{
dSP;
- register PMOP *pm = (PMOP*) cLOGOP->op_other;
register PERL_CONTEXT *cx = &cxstack[cxstack_ix];
- register SV *dstr = cx->sb_dstr;
+ register PMOP * const pm = (PMOP*) cLOGOP->op_other;
+ register SV * const dstr = cx->sb_dstr;
register char *s = cx->sb_s;
register char *m = cx->sb_m;
char *orig = cx->sb_orig;
- register REGEXP *rx = cx->sb_rx;
+ register REGEXP * const rx = cx->sb_rx;
SV *nsv = Nullsv;
REGEXP *old = PM_GETRE(pm);
if(old != rx) {
@@ -699,7 +699,7 @@ PP(pp_formline)
sv_catpvn_utf8_upgrade(PL_formtarget, s, arg, nsv);
for (; t < SvEND(PL_formtarget); t++) {
#ifdef EBCDIC
- int ch = *t;
+ const int ch = *t;
if (iscntrl(ch))
#else
if (!(*t & ~31))
@@ -710,7 +710,7 @@ PP(pp_formline)
}
while (arg--) {
#ifdef EBCDIC
- int ch = *t++ = *s++;
+ const int ch = *t++ = *s++;
if (iscntrl(ch))
#else
if ( !((*t++ = *s++) & ~31) )
@@ -1118,9 +1118,6 @@ PP(pp_flop)
if (GIMME == G_ARRAY) {
dPOPPOPssrl;
- register IV i, j;
- register SV *sv;
- IV max;
if (SvGMAGICAL(left))
mg_get(left);
@@ -1128,6 +1125,8 @@ PP(pp_flop)
mg_get(right);
if (RANGE_IS_NUMERIC(left,right)) {
+ register IV i, j;
+ IV max;
if ((SvOK(left) && SvNV(left) < IV_MIN) ||
(SvOK(right) && SvNV(right) > IV_MAX))
DIE(aTHX_ "Range iterator outside integer range");
@@ -1141,7 +1140,7 @@ PP(pp_flop)
else
j = 0;
while (j--) {
- sv = sv_2mortal(newSViv(i++));
+ SV * const sv = sv_2mortal(newSViv(i++));
PUSHs(sv);
}
}
@@ -1150,7 +1149,7 @@ PP(pp_flop)
STRLEN len;
const char *tmps = SvPV_const(final, len);
- sv = sv_mortalcopy(left);
+ SV *sv = sv_mortalcopy(left);
SvPV_force_nolen(sv);
while (!SvNIOKp(sv) && SvCUR(sv) <= len) {
XPUSHs(sv);
@@ -1163,7 +1162,7 @@ PP(pp_flop)
}
else {
dTOPss;
- SV *targ = PAD_SV(cUNOP->op_first->op_targ);
+ SV * const targ = PAD_SV(cUNOP->op_first->op_targ);
int flop = 0;
sv_inc(targ);
@@ -1172,7 +1171,7 @@ PP(pp_flop)
flop = SvIV(sv) == (IV)IoLINES(GvIOp(PL_last_in_gv));
}
else {
- GV *gv = gv_fetchpv(".", TRUE, SVt_PV);
+ GV * const gv = gv_fetchpv(".", TRUE, SVt_PV);
if (gv && GvSV(gv)) flop = SvIV(sv) == SvIV(GvSV(gv));
}
}
@@ -1182,7 +1181,7 @@ PP(pp_flop)
if (flop) {
sv_setiv(PAD_SV(((UNOP*)cUNOP->op_first)->op_first->op_targ), 0);
- sv_catpv(targ, "E0");
+ sv_catpvn(targ, "E0", 2);
}
SETs(targ);
}
@@ -1208,7 +1207,7 @@ S_dopoptolabel(pTHX_ const char *label)
register I32 i;
for (i = cxstack_ix; i >= 0; i--) {
- register const PERL_CONTEXT *cx = &cxstack[i];
+ register const PERL_CONTEXT * const cx = &cxstack[i];
switch (CxTYPE(cx)) {
case CXt_SUBST:
case CXt_SUB:
@@ -1222,8 +1221,7 @@ S_dopoptolabel(pTHX_ const char *label)
return -1;
break;
case CXt_LOOP:
- if (!cx->blk_loop.label ||
- strNE(label, cx->blk_loop.label) ) {
+ if ( !cx->blk_loop.label || strNE(label, cx->blk_loop.label) ) {
DEBUG_l(Perl_deb(aTHX_ "(Skipping label #%ld %s)\n",
(long)i, cx->blk_loop.label));
continue;
@@ -1282,11 +1280,11 @@ S_dopoptosub(pTHX_ I32 startingblock)
}
STATIC I32
-S_dopoptosub_at(pTHX_ PERL_CONTEXT *cxstk, I32 startingblock)
+S_dopoptosub_at(pTHX_ const PERL_CONTEXT *cxstk, I32 startingblock)
{
I32 i;
for (i = startingblock; i >= 0; i--) {
- register const PERL_CONTEXT *cx = &cxstk[i];
+ register const PERL_CONTEXT * const cx = &cxstk[i];
switch (CxTYPE(cx)) {
default:
continue;
@@ -1322,7 +1320,7 @@ S_dopoptoloop(pTHX_ I32 startingblock)
{
I32 i;
for (i = startingblock; i >= 0; i--) {
- register const PERL_CONTEXT *cx = &cxstack[i];
+ register const PERL_CONTEXT * const cx = &cxstack[i];
switch (CxTYPE(cx)) {
case CXt_SUBST:
case CXt_SUB:
@@ -1398,7 +1396,6 @@ Perl_die_where(pTHX_ const char *message, STRLEN msglen)
if (PL_in_eval) {
I32 cxix;
I32 gimme;
- SV **newsp;
if (message) {
if (PL_in_eval & EVAL_KEEPERR) {
@@ -1439,6 +1436,7 @@ Perl_die_where(pTHX_ const char *message, STRLEN msglen)
if (cxix >= 0) {
I32 optype;
register PERL_CONTEXT *cx;
+ SV **newsp;
if (cxix < cxstack_ix)
dounwind(cxix);
@@ -1467,7 +1465,7 @@ Perl_die_where(pTHX_ const char *message, STRLEN msglen)
if (optype == OP_REQUIRE) {
const char* msg = SvPVx_nolen_const(ERRSV);
- SV *nsv = cx->blk_eval.old_namesv;
+ SV * const nsv = cx->blk_eval.old_namesv;
(void)hv_store(GvHVn(PL_incgv), SvPVX_const(nsv), SvCUR(nsv),
&PL_sv_undef, 0);
DIE(aTHX_ "%sCompilation failed in require",
@@ -1550,9 +1548,9 @@ PP(pp_caller)
{
dSP;
register I32 cxix = dopoptosub(cxstack_ix);
- register PERL_CONTEXT *cx;
- register PERL_CONTEXT *ccstack = cxstack;
- PERL_SI *top_si = PL_curstackinfo;
+ register const PERL_CONTEXT *cx;
+ register const PERL_CONTEXT *ccstack = cxstack;
+ const PERL_SI *top_si = PL_curstackinfo;
I32 gimme;
const char *stashname;
I32 count = 0;
@@ -1978,7 +1976,7 @@ PP(pp_return)
(MARK == SP || (gimme == G_SCALAR && !SvTRUE(*SP))) )
{
/* Unassume the success we assumed earlier. */
- SV *nsv = cx->blk_eval.old_namesv;
+ SV * const nsv = cx->blk_eval.old_namesv;
(void)hv_delete(GvHVn(PL_incgv), SvPVX_const(nsv), SvCUR(nsv), G_DISCARD);
DIE(aTHX_ "%"SVf" did not return a true value", nsv);
}
@@ -2690,11 +2688,11 @@ S_save_lines(pTHX_ AV *array, SV *sv)
}
}
-STATIC void *
+STATIC void
S_docatch_body(pTHX)
{
CALLRUNOPS(aTHX);
- return NULL;
+ return;
}
STATIC OP *
@@ -3533,7 +3531,7 @@ PP(pp_leaveeval)
!(gimme == G_SCALAR ? SvTRUE(*SP) : SP > newsp))
{
/* Unassume the success we assumed earlier. */
- SV *nsv = cx->blk_eval.old_namesv;
+ SV * const nsv = cx->blk_eval.old_namesv;
(void)hv_delete(GvHVn(PL_incgv), SvPVX_const(nsv), SvCUR(nsv), G_DISCARD);
retop = Perl_die(aTHX_ "%"SVf" did not return a true value", nsv);
/* die_where() did LEAVE, or we won't be here */
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