Document NV to int cast macros

[perl5.git] / doop.c

diff --git a/doop.c b/doop.c
index 8822009..822ad3c 100644 (file)
--- a/doop.c
+++ b/doop.c
@@ -728,7 +728,6 @@ Perl_do_sprintf(pTHX_ SV *sv, SSize_t len, SV **sarg)
        SvTAINTED_on(sv);
 }
 
-/* currently converts input to bytes if possible, but doesn't sweat failure */
 UV
 Perl_do_vecget(pTHX_ SV *sv, STRLEN offset, int size)
 {
@@ -754,7 +753,8 @@ Perl_do_vecget(pTHX_ SV *sv, STRLEN offset, int size)
             s = (unsigned char *) SvPV_flags(sv, srclen, svpv_flags);
         }
         else {
-               Perl_croak(aTHX_ "Use of strings with code points over 0xFF as arguments to vec is forbidden");
+            Perl_croak(aTHX_ "Use of strings with code points over 0xFF"
+                             " as arguments to vec is forbidden");
         }
     }
 
@@ -1087,7 +1087,6 @@ Perl_do_vop(pTHX_ I32 optype, SV *sv, SV *left, SV *right)
     lsave = lc;
     rsave = rc;
 
-    SvCUR_set(sv, len);
     (void)SvPOK_only(sv);
     if (SvOK(sv) || SvTYPE(sv) > SVt_PVMG) {
        dc = SvPV_force_nomg_nolen(sv);
@@ -1103,6 +1102,7 @@ Perl_do_vop(pTHX_ I32 optype, SV *sv, SV *left, SV *right)
        sv_usepvn_flags(sv, dc, needlen, SV_HAS_TRAILING_NUL);
        dc = SvPVX(sv);         /* sv_usepvn() calls Renew() */
     }
+    SvCUR_set(sv, len);
 
     if (len >= sizeof(long)*4 &&
        !(PTR2nat(dc) % sizeof(long)) &&