Call gv_fetchpvn_flags where we already know the length.

p4raw-id: //depot/perl@26989

diff --git a/doio.c b/doio.c
index 8c14228..019312b 100644 (file)
--- a/doio.c
+++ b/doio.c
@@ -336,7 +336,8 @@ Perl_do_openn(pTHX_ GV *gv, register const char *oname, I32 len, int as_raw,
                        }
                        else {
                            GV *thatgv;
-                           thatgv = gv_fetchpv(type,0,SVt_PVIO);
+                           thatgv = gv_fetchpvn_flags(type, type-tend,
+                                                      0, SVt_PVIO);
                            thatio = GvIO(thatgv);
                        }
                        if (!thatio) {

diff --git a/toke.c b/toke.c
index a530057..8f90366 100644 (file)
--- a/toke.c
+++ b/toke.c
@@ -1022,7 +1022,8 @@ S_force_ident(pTHX_ register const char *s, int kind)
 {
     dVAR;
     if (s && *s) {
-       OP* const o = (OP*)newSVOP(OP_CONST, 0, newSVpv(s,0));
+       const STRLEN len = strlen(s);
+       OP* const o = (OP*)newSVOP(OP_CONST, 0, newSVpvn(s, len));
        PL_nextval[PL_nexttoke].opval = o;
        force_next(WORD);
        if (kind) {
@@ -1030,12 +1031,14 @@ S_force_ident(pTHX_ register const char *s, int kind)
            /* XXX see note in pp_entereval() for why we forgo typo
               warnings if the symbol must be introduced in an eval.
               GSAR 96-10-12 */
-           gv_fetchpv(s, PL_in_eval ? (GV_ADDMULTI | GV_ADDINEVAL) : GV_ADD,
-               kind == '$' ? SVt_PV :
-               kind == '@' ? SVt_PVAV :
-               kind == '%' ? SVt_PVHV :
+           gv_fetchpvn_flags(s, len,
+                             PL_in_eval ? (GV_ADDMULTI | GV_ADDINEVAL)
+                             : GV_ADD,
+                             kind == '$' ? SVt_PV :
+                             kind == '@' ? SVt_PVAV :
+                             kind == '%' ? SVt_PVHV :
                              SVt_PVGV
-               );
+                             );
        }
     }
 }
@@ -2031,9 +2034,10 @@ S_intuit_more(pTHX_ register char *s)
            case '$':
                weight -= seen[un_char] * 10;
                if (isALNUM_lazy_if(s+1,UTF)) {
+                   int len;
                    scan_ident(s, send, tmpbuf, sizeof tmpbuf, FALSE);
-                   if ((int)strlen(tmpbuf) > 1
-                       && gv_fetchpv(tmpbuf, 0, SVt_PV))
+                   len = (int)strlen(tmpbuf);
+                   if (len > 1 && gv_fetchpvn_flags(tmpbuf, len, 0, SVt_PV))
                        weight -= 100;
                    else
                        weight -= 10;
@@ -2166,7 +2170,7 @@ S_intuit_method(pTHX_ char *start, GV *gv, CV *cv)
            tmpbuf[len] = '\0';
            goto bare_package;
        }
-       indirgv = gv_fetchpv(tmpbuf, 0, SVt_PVCV);
+       indirgv = gv_fetchpvn_flags(tmpbuf, len, 0, SVt_PVCV);
        if (indirgv && GvCVu(indirgv))
            return 0;
        /* filehandle or package name makes it a method */
@@ -2366,13 +2370,13 @@ S_find_in_my_stash(pTHX_ const char *pkgname, I32 len)
 
     if (len > 2 &&
         (pkgname[len - 2] == ':' && pkgname[len - 1] == ':') &&
-        (gv = gv_fetchpv(pkgname, 0, SVt_PVHV)))
+        (gv = gv_fetchpvn_flags(pkgname, len, 0, SVt_PVHV)))
     {
         return GvHV(gv);                       /* Foo:: */
     }
 
     /* use constant CLASS => 'MyClass' */
-    if ((gv = gv_fetchpv(pkgname, 0, SVt_PVCV))) {
+    if ((gv = gv_fetchpvn_flags(pkgname, len, 0, SVt_PVCV))) {
         SV *sv;
         if (GvCV(gv) && (sv = cv_const_sv(GvCV(gv)))) {
             pkgname = SvPV_nolen_const(sv);
@@ -4185,7 +4189,7 @@ Perl_yylex(pTHX)
            GV *hgv = NULL;     /* hidden (loser) */
            if (PL_expect != XOPERATOR && (*s != ':' || s[1] != ':')) {
                CV *cv;
-               if ((gv = gv_fetchpv(PL_tokenbuf, 0, SVt_PVCV)) &&
+               if ((gv = gv_fetchpvn_flags(PL_tokenbuf, len, 0, SVt_PVCV)) &&
                    (cv = GvCVu(gv)))
                {
                    if (GvIMPORTED_CV(gv))
@@ -4279,7 +4283,7 @@ Perl_yylex(pTHX)
                    PL_tokenbuf[len - 2] == ':' && PL_tokenbuf[len - 1] == ':')
                {
                    if (ckWARN(WARN_BAREWORD)
-                       && ! gv_fetchpv(PL_tokenbuf, 0, SVt_PVHV))
+                       && ! gv_fetchpvn_flags(PL_tokenbuf, len, 0, SVt_PVHV))
                        Perl_warner(aTHX_ packWARN(WARN_BAREWORD),
                            "Bareword \"%s\" refers to nonexistent package",
                             PL_tokenbuf);
@@ -4295,8 +4299,8 @@ Perl_yylex(pTHX)
                           But also don't want to "initialise" any placeholder
                           constants that might already be there into full
                           blown PVGVs with attached PVCV.  */
-                       gv = gv_fetchpv(PL_tokenbuf, GV_NOADD_NOINIT,
-                                       SVt_PVCV);
+                       gv = gv_fetchpvn_flags(PL_tokenbuf, len,
+                                              GV_NOADD_NOINIT, SVt_PVCV);
                    }
                }
 
@@ -4443,7 +4447,7 @@ Perl_yylex(pTHX)
 
                    /* Resolve to GV now. */
                    if (SvTYPE(gv) != SVt_PVGV) {
-                       gv = gv_fetchpv(PL_tokenbuf, 0, SVt_PVCV);
+                       gv = gv_fetchpvn_flags(PL_tokenbuf, len, 0, SVt_PVCV);
                        assert (SvTYPE(gv) == SVt_PVGV);
                        /* cv must have been some sort of placeholder, so
                           now needs replacing with a real code reference.  */
@@ -5661,7 +5665,7 @@ Perl_yylex(pTHX)
            char ctl_l[2];
            ctl_l[0] = toCTRL('L');
            ctl_l[1] = '\0';
-           gv_fetchpv(ctl_l, GV_ADD, SVt_PV);
+           gv_fetchpvn_flags(ctl_l, 1, GV_ADD, SVt_PV);
        }
 #else
            gv_fetchpvs("\f", GV_ADD, SVt_PV);  /* Make sure $^L is defined */