assertref(OP *o)
{
int type = o->op_type;
- if (type != OP_AELEM && type != OP_HELEM) {
+ if (type != OP_AELEM && type != OP_HELEM && type != OP_GELEM) {
yyerror(form("Can't use subscript on %s", op_desc[type]));
if (type == OP_ENTERSUB || type == OP_RV2HV || type == OP_PADHV) {
dTHR;
}
croak("Can't use global %s in \"my\"",name);
}
- if (PL_dowarn && AvFILLp(PL_comppad_name) >= 0) {
+ if (ckWARN(WARN_UNSAFE) && AvFILLp(PL_comppad_name) >= 0) {
SV **svp = AvARRAY(PL_comppad_name);
for (off = AvFILLp(PL_comppad_name); off > PL_comppad_name_floor; off--) {
if ((sv = svp[off])
&& sv != &PL_sv_undef
- && SvIVX(sv) == 999999999 /* var is in open scope */
&& strEQ(name, SvPVX(sv)))
{
- warn("\"my\" variable %s masks earlier declaration in same scope", name);
+ warner(WARN_UNSAFE,
+ "\"my\" variable %s masks earlier declaration in same %s",
+ name, (SvIVX(sv) == 999999999 ? "scope" : "statement"));
break;
}
}
if (CvANON(bcv))
CvCLONE_on(bcv);
else {
- if (PL_dowarn && !CvUNIQUE(cv))
- warn(
+ if (ckWARN(WARN_CLOSURE) && !CvUNIQUE(cv))
+ warner(WARN_CLOSURE,
"Variable \"%s\" may be unavailable",
name);
break;
}
}
else if (!CvUNIQUE(PL_compcv)) {
- if (PL_dowarn && !SvFAKE(sv) && !CvUNIQUE(cv))
- warn("Variable \"%s\" will not stay shared", name);
+ if (ckWARN(WARN_CLOSURE) && !SvFAKE(sv) && !CvUNIQUE(cv))
+ warner(WARN_CLOSURE,
+ "Variable \"%s\" will not stay shared", name);
}
}
av_store(PL_comppad, newoff, SvREFCNT_inc(oldsv));
default:
sv_magic(sv, 0, 0, name, 1);
}
- DEBUG_L(PerlIO_printf(PerlIO_stderr(),
+ DEBUG_S(PerlIO_printf(PerlIO_stderr(),
"find_threadsv: new SV %p for $%s%c\n",
sv, (*name < 32) ? "^" : "",
(*name < 32) ? toCTRL(*name) : *name));
o->op_targ = 0; /* Was holding hints. */
break;
#ifdef USE_THREADS
+ case OP_ENTERITER:
+ if (!(o->op_flags & OPf_SPECIAL))
+ break;
+ /* FALL THROUGH */
case OP_THREADSV:
o->op_targ = 0; /* Was holding index into thr->threadsv AV. */
break;
case OP_DBSTATE:
Safefree(cCOPo->cop_label);
SvREFCNT_dec(cCOPo->cop_filegv);
+ if (cCOPo->cop_warnings != WARN_NONE && cCOPo->cop_warnings != WARN_ALL)
+ SvREFCNT_dec(cCOPo->cop_warnings);
break;
case OP_CONST:
SvREFCNT_dec(cSVOPo->op_sv);
break;
/* FALL THROUGH */
case OP_TRANS:
- Safefree(cPVOPo->op_pv);
+ if (o->op_private & (OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF))
+ SvREFCNT_dec(cSVOPo->op_sv);
+ else
+ Safefree(cPVOPo->op_pv);
break;
case OP_SUBST:
op_free(cPMOPo->op_pmreplroot);
STATIC OP *
scalarboolean(OP *o)
{
- if (PL_dowarn &&
- o->op_type == OP_SASSIGN && cBINOPo->op_first->op_type == OP_CONST) {
+ if (o->op_type == OP_SASSIGN && cBINOPo->op_first->op_type == OP_CONST) {
dTHR;
- line_t oldline = PL_curcop->cop_line;
+ if (ckWARN(WARN_SYNTAX)) {
+ line_t oldline = PL_curcop->cop_line;
- if (PL_copline != NOLINE)
- PL_curcop->cop_line = PL_copline;
- warn("Found = in conditional, should be ==");
- PL_curcop->cop_line = oldline;
+ if (PL_copline != NOLINE)
+ PL_curcop->cop_line = PL_copline;
+ warner(WARN_SYNTAX, "Found = in conditional, should be ==");
+ PL_curcop->cop_line = oldline;
+ }
}
return scalar(o);
}
case OP_CONST:
sv = cSVOPo->op_sv;
- if (PL_dowarn) {
- useless = "a constant";
- if (SvNIOK(sv) && (SvNV(sv) == 0.0 || SvNV(sv) == 1.0))
- useless = 0;
- else if (SvPOK(sv)) {
- if (strnEQ(SvPVX(sv), "di", 2) ||
- strnEQ(SvPVX(sv), "ds", 2) ||
- strnEQ(SvPVX(sv), "ig", 2))
- useless = 0;
+ {
+ dTHR;
+ if (ckWARN(WARN_VOID)) {
+ useless = "a constant";
+ if (SvNIOK(sv) && (SvNV(sv) == 0.0 || SvNV(sv) == 1.0))
+ useless = 0;
+ else if (SvPOK(sv)) {
+ if (strnEQ(SvPVX(sv), "di", 2) ||
+ strnEQ(SvPVX(sv), "ds", 2) ||
+ strnEQ(SvPVX(sv), "ig", 2))
+ useless = 0;
+ }
}
}
null(o); /* don't execute a constant */
}
break;
}
- if (useless && PL_dowarn)
- warn("Useless use of %s in void context", useless);
+ if (useless) {
+ dTHR;
+ if (ckWARN(WARN_VOID))
+ warner(WARN_VOID, "Useless use of %s in void context", useless);
+ }
return o;
}
if (type == OP_GREPSTART || type == OP_ENTERSUB || type == OP_REFGEN)
break;
yyerror(form("Can't modify %s in %s",
- op_desc[o->op_type],
+ (o->op_type == OP_NULL && (o->op_flags & OPf_SPECIAL)
+ ? "do block" : op_desc[o->op_type]),
type ? op_desc[type] : "local"));
return o;
break;
case OP_NULL:
- if (!(o->op_flags & OPf_KIDS))
+ if (o->op_flags & OPf_SPECIAL) /* do BLOCK */
+ goto nomod;
+ else if (!(o->op_flags & OPf_KIDS))
break;
if (o->op_targ != OP_LIST) {
mod(cBINOPo->op_first, type);
OP *
bind_match(I32 type, OP *left, OP *right)
{
+ dTHR;
OP *o;
- if (PL_dowarn &&
- (left->op_type == OP_RV2AV ||
- left->op_type == OP_RV2HV ||
- left->op_type == OP_PADAV ||
- left->op_type == OP_PADHV)) {
- char *desc = op_desc[(right->op_type == OP_SUBST ||
- right->op_type == OP_TRANS)
- ? right->op_type : OP_MATCH];
- char *sample = ((left->op_type == OP_RV2AV ||
- left->op_type == OP_PADAV)
- ? "@array" : "%hash");
- warn("Applying %s to %s will act on scalar(%s)", desc, sample, sample);
+ if (ckWARN(WARN_UNSAFE) &&
+ (left->op_type == OP_RV2AV ||
+ left->op_type == OP_RV2HV ||
+ left->op_type == OP_PADAV ||
+ left->op_type == OP_PADHV)) {
+ char *desc = op_desc[(right->op_type == OP_SUBST ||
+ right->op_type == OP_TRANS)
+ ? right->op_type : OP_MATCH];
+ char *sample = ((left->op_type == OP_RV2AV ||
+ left->op_type == OP_PADAV)
+ ? "@array" : "%hash");
+ warner(WARN_UNSAFE,
+ "Applying %s to %s will act on scalar(%s)",
+ desc, sample, sample);
}
if (right->op_type == OP_MATCH ||
PL_pad_reset_pending = FALSE;
SAVEHINTS();
PL_hints &= ~HINT_BLOCK_SCOPE;
+ SAVEPPTR(compiling.cop_warnings);
+ if (PL_compiling.cop_warnings != WARN_ALL &&
+ PL_compiling.cop_warnings != WARN_NONE) {
+ PL_compiling.cop_warnings = newSVsv(PL_compiling.cop_warnings) ;
+ SAVEFREESV(PL_compiling.cop_warnings) ;
+ }
+
+
return retval;
}
OP* retval = scalarseq(seq);
LEAVE_SCOPE(floor);
PL_pad_reset_pending = FALSE;
+ compiling.op_private = PL_hints;
if (needblockscope)
PL_hints |= HINT_BLOCK_SCOPE; /* propagate out */
pad_leavemy(PL_comppad_name_fill);
if (o->op_flags & OPf_PARENS)
list(o);
else {
- if (PL_dowarn && PL_bufptr > PL_oldbufptr && PL_bufptr[-1] == ',') {
+ dTHR;
+ if (ckWARN(WARN_PARENTHESIS) && PL_bufptr > PL_oldbufptr && PL_bufptr[-1] == ',') {
char *s;
for (s = PL_bufptr; *s && (isALNUM(*s) || strchr("@$%, ",*s)); s++) ;
if (*s == ';' || *s == '=')
- warn("Parens missing around \"%s\" list", lex ? "my" : "local");
+ warner(WARN_PARENTHESIS, "Parens missing around \"%s\" list",
+ lex ? "my" : "local");
}
}
PL_in_my = FALSE;
return fold_constants((OP *)binop);
}
+static int
+utf8compare(const void *a, const void *b)
+{
+ int i;
+ for (i = 0; i < 10; i++) {
+ if ((*(U8**)a)[i] < (*(U8**)b)[i])
+ return -1;
+ if ((*(U8**)a)[i] > (*(U8**)b)[i])
+ return 1;
+ }
+ return 0;
+}
+
OP *
pmtrans(OP *o, OP *expr, OP *repl)
{
register U8 *r = (U8*)SvPV(rstr, rlen);
register I32 i;
register I32 j;
- I32 Delete;
+ I32 del;
I32 complement;
I32 squash;
register short *tbl;
- tbl = (short*)cPVOPo->op_pv;
complement = o->op_private & OPpTRANS_COMPLEMENT;
- Delete = o->op_private & OPpTRANS_DELETE;
+ del = o->op_private & OPpTRANS_DELETE;
squash = o->op_private & OPpTRANS_SQUASH;
+ if (o->op_private & (OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF)) {
+ SV* listsv = newSVpv("# comment\n",0);
+ SV* transv = 0;
+ U8* tend = t + tlen;
+ U8* rend = r + rlen;
+ I32 ulen;
+ U32 tfirst = 1;
+ U32 tlast = 0;
+ I32 tdiff;
+ U32 rfirst = 1;
+ U32 rlast = 0;
+ I32 rdiff;
+ I32 diff;
+ I32 none = 0;
+ U32 max = 0;
+ I32 bits;
+ I32 grows = 0;
+ I32 havefinal = 0;
+ U32 final;
+ HV *hv;
+ I32 from_utf = o->op_private & OPpTRANS_FROM_UTF;
+ I32 to_utf = o->op_private & OPpTRANS_TO_UTF;
+
+ if (complement) {
+ U8 tmpbuf[10];
+ U8** cp;
+ UV nextmin = 0;
+ New(1109, cp, tlen, U8*);
+ i = 0;
+ transv = newSVpv("",0);
+ while (t < tend) {
+ cp[i++] = t;
+ t += UTF8SKIP(t);
+ if (*t == 0xff) {
+ t++;
+ t += UTF8SKIP(t);
+ }
+ }
+ qsort(cp, i, sizeof(U8*), utf8compare);
+ for (j = 0; j < i; j++) {
+ U8 *s = cp[j];
+ UV val = utf8_to_uv(s, &ulen);
+ s += ulen;
+ diff = val - nextmin;
+ if (diff > 0) {
+ t = uv_to_utf8(tmpbuf,nextmin);
+ sv_catpvn(transv, (char*)tmpbuf, t - tmpbuf);
+ if (diff > 1) {
+ t = uv_to_utf8(tmpbuf, val - 1);
+ sv_catpvn(transv, "\377", 1);
+ sv_catpvn(transv, (char*)tmpbuf, t - tmpbuf);
+ }
+ }
+ if (*s == 0xff)
+ val = utf8_to_uv(s+1, &ulen);
+ if (val >= nextmin)
+ nextmin = val + 1;
+ }
+ t = uv_to_utf8(tmpbuf,nextmin);
+ sv_catpvn(transv, (char*)tmpbuf, t - tmpbuf);
+ t = uv_to_utf8(tmpbuf, 0x7fffffff);
+ sv_catpvn(transv, "\377", 1);
+ sv_catpvn(transv, (char*)tmpbuf, t - tmpbuf);
+ t = (U8*)SvPVX(transv);
+ tlen = SvCUR(transv);
+ tend = t + tlen;
+ }
+ else if (!rlen && !del) {
+ r = t; rlen = tlen; rend = tend;
+ }
+ if (!squash) {
+ if (to_utf && from_utf) { /* only counting characters */
+ if (t == r || (tlen == rlen && memEQ(t, r, tlen)))
+ o->op_private |= OPpTRANS_IDENTICAL;
+ }
+ else { /* straight latin-1 translation */
+ if (tlen == 4 && memEQ(t, "\0\377\303\277", 4) &&
+ rlen == 4 && memEQ(r, "\0\377\303\277", 4))
+ o->op_private |= OPpTRANS_IDENTICAL;
+ }
+ }
+
+ while (t < tend || tfirst <= tlast) {
+ /* see if we need more "t" chars */
+ if (tfirst > tlast) {
+ tfirst = (I32)utf8_to_uv(t, &ulen);
+ t += ulen;
+ if (t < tend && *t == 0xff) { /* illegal utf8 val indicates range */
+ tlast = (I32)utf8_to_uv(++t, &ulen);
+ t += ulen;
+ }
+ else
+ tlast = tfirst;
+ }
+
+ /* now see if we need more "r" chars */
+ if (rfirst > rlast) {
+ if (r < rend) {
+ rfirst = (I32)utf8_to_uv(r, &ulen);
+ r += ulen;
+ if (r < rend && *r == 0xff) { /* illegal utf8 val indicates range */
+ rlast = (I32)utf8_to_uv(++r, &ulen);
+ r += ulen;
+ }
+ else
+ rlast = rfirst;
+ }
+ else {
+ if (!havefinal++)
+ final = rlast;
+ rfirst = rlast = 0xffffffff;
+ }
+ }
+
+ /* now see which range will peter our first, if either. */
+ tdiff = tlast - tfirst;
+ rdiff = rlast - rfirst;
+
+ if (tdiff <= rdiff)
+ diff = tdiff;
+ else
+ diff = rdiff;
+
+ if (rfirst == 0xffffffff) {
+ diff = tdiff; /* oops, pretend rdiff is infinite */
+ if (diff > 0)
+ sv_catpvf(listsv, "%04x\t%04x\tXXXX\n", tfirst, tlast);
+ else
+ sv_catpvf(listsv, "%04x\t\tXXXX\n", tfirst);
+ }
+ else {
+ if (diff > 0)
+ sv_catpvf(listsv, "%04x\t%04x\t%04x\n", tfirst, tfirst + diff, rfirst);
+ else
+ sv_catpvf(listsv, "%04x\t\t%04x\n", tfirst, rfirst);
+
+ if (rfirst + diff > max)
+ max = rfirst + diff;
+ rfirst += diff + 1;
+ if (!grows) {
+ if (rfirst <= 0x80)
+ ;
+ else if (rfirst <= 0x800)
+ grows |= (tfirst < 0x80);
+ else if (rfirst <= 0x10000)
+ grows |= (tfirst < 0x800);
+ else if (rfirst <= 0x200000)
+ grows |= (tfirst < 0x10000);
+ else if (rfirst <= 0x4000000)
+ grows |= (tfirst < 0x200000);
+ else if (rfirst <= 0x80000000)
+ grows |= (tfirst < 0x4000000);
+ }
+ }
+ tfirst += diff + 1;
+ }
+
+ none = ++max;
+ if (del)
+ del = ++max;
+
+ if (max > 0xffff)
+ bits = 32;
+ else if (max > 0xff)
+ bits = 16;
+ else
+ bits = 8;
+
+ cSVOPo->op_sv = (SV*)swash_init("utf8", "", listsv, bits, none);
+ SvREFCNT_dec(listsv);
+ if (transv)
+ SvREFCNT_dec(transv);
+
+ if (!del && havefinal)
+ (void)hv_store((HV*)SvRV((cSVOPo->op_sv)), "FINAL", 5, newSViv((IV)final), 0);
+
+ if (grows && to_utf)
+ o->op_private |= OPpTRANS_GROWS;
+
+ op_free(expr);
+ op_free(repl);
+ return o;
+ }
+
+ tbl = (short*)cPVOPo->op_pv;
if (complement) {
Zero(tbl, 256, short);
for (i = 0; i < tlen; i++)
for (i = 0, j = 0; i < 256; i++) {
if (!tbl[i]) {
if (j >= rlen) {
- if (Delete)
+ if (del)
tbl[i] = -2;
else if (rlen)
tbl[i] = r[j-1];
}
}
else {
- if (!rlen && !Delete) {
+ if (!rlen && !del) {
r = t; rlen = tlen;
if (!squash)
- o->op_private |= OPpTRANS_COUNTONLY;
+ o->op_private |= OPpTRANS_IDENTICAL;
}
for (i = 0; i < 256; i++)
tbl[i] = -1;
for (i = 0, j = 0; i < tlen; i++,j++) {
if (j >= rlen) {
- if (Delete) {
+ if (del) {
if (tbl[t[i]] == -1)
tbl[t[i]] = -2;
continue;
cop->op_ppaddr = ppaddr[ OP_NEXTSTATE ];
}
cop->op_flags = flags;
- cop->op_private = 0 | (flags >> 8);
+ cop->op_private = (PL_hints & HINT_UTF8);
#ifdef NATIVE_HINTS
cop->op_private |= NATIVE_HINTS;
#endif
+ compiling.op_private = cop->op_private;
cop->op_next = (OP*)cop;
if (label) {
}
cop->cop_seq = seq;
cop->cop_arybase = PL_curcop->cop_arybase;
+ if (PL_curcop->cop_warnings == WARN_NONE
+ || PL_curcop->cop_warnings == WARN_ALL)
+ cop->cop_warnings = PL_curcop->cop_warnings ;
+ else
+ cop->cop_warnings = newSVsv(PL_curcop->cop_warnings) ;
+
if (PL_copline == NOLINE)
cop->cop_line = PL_curcop->cop_line;
}
}
if (first->op_type == OP_CONST) {
- if (PL_dowarn && (first->op_private & OPpCONST_BARE))
- warn("Probable precedence problem on %s", op_desc[type]);
+ if (ckWARN(WARN_PRECEDENCE) && (first->op_private & OPpCONST_BARE))
+ warner(WARN_PRECEDENCE, "Probable precedence problem on %s",
+ op_desc[type]);
if ((type == OP_AND) == (SvTRUE(((SVOP*)first)->op_sv))) {
op_free(first);
*firstp = Nullop;
else
scalar(other);
}
- else if (PL_dowarn && (first->op_flags & OPf_KIDS)) {
+ else if (ckWARN(WARN_UNSAFE) && (first->op_flags & OPf_KIDS)) {
OP *k1 = ((UNOP*)first)->op_first;
OP *k2 = k1->op_sibling;
OPCODE warnop = 0;
if (warnop) {
line_t oldline = PL_curcop->cop_line;
PL_curcop->cop_line = PL_copline;
- warn("Value of %s%s can be \"0\"; test with defined()",
+ warner(WARN_UNSAFE,
+ "Value of %s%s can be \"0\"; test with defined()",
op_desc[warnop],
((warnop == OP_READLINE || warnop == OP_GLOB)
? " construct" : "() operator"));
croak("Can't redefine active sort subroutine %s", name);
if(const_sv = cv_const_sv(cv))
const_changed = sv_cmp(const_sv, op_const_sv(block, Nullcv));
- if ((const_sv && const_changed) || PL_dowarn && !(CvGV(cv) && GvSTASH(CvGV(cv))
+ if ((const_sv && const_changed) || ckWARN(WARN_REDEFINE)
+ && !(CvGV(cv) && GvSTASH(CvGV(cv))
&& HvNAME(GvSTASH(CvGV(cv)))
&& strEQ(HvNAME(GvSTASH(CvGV(cv))),
"autouse"))) {
line_t oldline = PL_curcop->cop_line;
PL_curcop->cop_line = PL_copline;
- warn(const_sv ? "Constant subroutine %s redefined"
- : "Subroutine %s redefined", name);
+ warner(WARN_REDEFINE,
+ const_sv ? "Constant subroutine %s redefined"
+ : "Subroutine %s redefined", name);
PL_curcop->cop_line = oldline;
}
SvREFCNT_dec(cv);
call_list(oldscope, PL_beginav);
PL_curcop = &PL_compiling;
+ PL_compiling.op_private = PL_hints;
LEAVE;
}
else if (strEQ(s, "END") && !PL_error_count) {
}
else if (CvROOT(cv) || CvXSUB(cv) || GvASSUMECV(gv)) {
/* already defined (or promised) */
- if (PL_dowarn && !(CvGV(cv) && GvSTASH(CvGV(cv))
+ if (ckWARN(WARN_REDEFINE) && !(CvGV(cv) && GvSTASH(CvGV(cv))
&& HvNAME(GvSTASH(CvGV(cv)))
&& strEQ(HvNAME(GvSTASH(CvGV(cv))), "autouse"))) {
line_t oldline = PL_curcop->cop_line;
PL_curcop->cop_line = PL_copline;
- warn("Subroutine %s redefined",name);
+ warner(WARN_REDEFINE, "Subroutine %s redefined",name);
PL_curcop->cop_line = oldline;
}
SvREFCNT_dec(cv);
if (!PL_initav)
PL_initav = newAV();
av_push(PL_initav, (SV *)cv);
+ GvCV(gv) = 0;
}
}
else
gv = gv_fetchpv(name,TRUE, SVt_PVFM);
GvMULTI_on(gv);
if (cv = GvFORM(gv)) {
- if (PL_dowarn) {
+ if (ckWARN(WARN_REDEFINE)) {
line_t oldline = PL_curcop->cop_line;
PL_curcop->cop_line = PL_copline;
- warn("Format %s redefined",name);
+ warner(WARN_REDEFINE, "Format %s redefined",name);
PL_curcop->cop_line = oldline;
}
SvREFCNT_dec(cv);
case OP_PADSV:
o->op_type = OP_PADAV;
o->op_ppaddr = ppaddr[OP_PADAV];
- return ref(newUNOP(OP_RV2AV, 0, scalar(o)), OP_RV2AV);
+ return ref(o, OP_RV2AV);
case OP_RV2SV:
o->op_type = OP_RV2AV;
case OP_PADAV:
o->op_type = OP_PADHV;
o->op_ppaddr = ppaddr[OP_PADHV];
- return ref(newUNOP(OP_RV2HV, 0, scalar(o)), OP_RV2HV);
+ return ref(o, OP_RV2HV);
case OP_RV2SV:
case OP_RV2AV:
char *name = SvPVx(((SVOP*)kid)->op_sv, PL_na);
OP *newop = newAVREF(newGVOP(OP_GV, 0,
gv_fetchpv(name, TRUE, SVt_PVAV) ));
- if (PL_dowarn)
- warn("Array @%s missing the @ in argument %ld of %s()",
+ if (ckWARN(WARN_SYNTAX))
+ warner(WARN_SYNTAX,
+ "Array @%s missing the @ in argument %ld of %s()",
name, (long)numargs, op_desc[type]);
op_free(kid);
kid = newop;
char *name = SvPVx(((SVOP*)kid)->op_sv, PL_na);
OP *newop = newHVREF(newGVOP(OP_GV, 0,
gv_fetchpv(name, TRUE, SVt_PVHV) ));
- if (PL_dowarn)
- warn("Hash %%%s missing the %% in argument %ld of %s()",
+ if (ckWARN(WARN_SYNTAX))
+ warner(WARN_SYNTAX,
+ "Hash %%%s missing the %% in argument %ld of %s()",
name, (long)numargs, op_desc[type]);
op_free(kid);
kid = newop;
{
if (o->op_flags & OPf_KIDS) {
OP *kid = cLISTOPo->op_first->op_sibling; /* get past pushmark */
+ if (kid)
+ kid = kid->op_sibling; /* get past "big" */
if (kid && kid->op_type == OP_CONST)
fbm_compile(((SVOP*)kid)->op_sv, 0);
}
o->op_seq = PL_op_seqmax++;
break;
- case OP_PADAV:
- if (o->op_next->op_type == OP_RV2AV
- && (o->op_next->op_flags & OPf_REF))
- {
- null(o->op_next);
- o->op_next = o->op_next->op_next;
- }
- break;
-
- case OP_PADHV:
- if (o->op_next->op_type == OP_RV2HV
- && (o->op_next->op_flags & OPf_REF))
- {
- null(o->op_next);
- o->op_next = o->op_next->op_next;
- }
- break;
-
case OP_MAPWHILE:
case OP_GREPWHILE:
case OP_AND:
case OP_EXEC:
o->op_seq = PL_op_seqmax++;
- if (PL_dowarn && o->op_next && o->op_next->op_type == OP_NEXTSTATE) {
+ if (ckWARN(WARN_SYNTAX) && o->op_next
+ && o->op_next->op_type == OP_NEXTSTATE) {
if (o->op_next->op_sibling &&
o->op_next->op_sibling->op_type != OP_EXIT &&
o->op_next->op_sibling->op_type != OP_WARN &&
line_t oldline = PL_curcop->cop_line;
PL_curcop->cop_line = ((COP*)o->op_next)->cop_line;
- warn("Statement unlikely to be reached");
- warn("(Maybe you meant system() when you said exec()?)\n");
+ warner(WARN_SYNTAX, "Statement unlikely to be reached");
+ warner(WARN_SYNTAX, "(Maybe you meant system() when you said exec()?)\n");
PL_curcop->cop_line = oldline;
}
}