The old COW code needs to use SvPVX_mutable when doing copy-on-write.

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

diff --git a/toke.c b/toke.c
index 6db4b83..d962e3c 100644 (file)
--- a/toke.c
+++ b/toke.c
@@ -9030,9 +9030,8 @@ S_new_constant(pTHX_ const char *s, STRLEN len, const char *key, SV *sv, SV *pv,
 
     /* Check the eval first */
     if (!PL_in_eval && SvTRUE(ERRSV)) {
-       STRLEN n_a;
        sv_catpv(ERRSV, "Propagated");
-       yyerror(SvPV(ERRSV, n_a)); /* Duplicates the message inside eval */
+       yyerror(SvPV_nolen_const(ERRSV)); /* Duplicates the message inside eval */
        (void)POPs;
        res = SvREFCNT_inc(sv);
     }