X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=hv.c;h=4831ccd563ad38db1cc0b76ce23ab5d645768f83;hb=83f957ec18f48986bbac4f0b35e66bbc0e02ccdf;hp=b7f53a9d91dce1f170c60b9ff0b4fa4d3dd3aa46;hpb=0a8483324f34cd58f59c599320471525e95a2de3;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/hv.c b/hv.c
index b7f53a9..4831ccd 100644
--- a/hv.c
+++ b/hv.c
@@ -68,23 +68,19 @@ S_new_he(pTHX)
     HE* he;
     void ** const root = &PL_body_roots[HE_SVSLOT];
 
-    LOCK_SV_MUTEX;
     if (!*root)
 	S_more_he(aTHX);
     he = (HE*) *root;
     assert(he);
     *root = HeNEXT(he);
-    UNLOCK_SV_MUTEX;
     return he;
 }
 
 #define new_HE() new_he()
 #define del_HE(p) \
     STMT_START { \
-	LOCK_SV_MUTEX; \
 	HeNEXT(p) = (HE*)(PL_body_roots[HE_SVSLOT]);	\
 	PL_body_roots[HE_SVSLOT] = p; \
-	UNLOCK_SV_MUTEX; \
     } STMT_END
 
 
@@ -1401,12 +1397,9 @@ HV *
 Perl_newHV(pTHX)
 {
     register XPVHV* xhv;
-    HV * const hv = (HV*)newSV(0);
-
-    sv_upgrade((SV *)hv, SVt_PVHV);
+    HV * const hv = (HV*)newSV_type(SVt_PVHV);
     xhv = (XPVHV*)SvANY(hv);
-    SvPOK_off(hv);
-    SvNOK_off(hv);
+    assert(!SvOK(hv));
 #ifndef NODEFAULT_SHAREKEYS
     HvSHAREKEYS_on(hv);         /* key-sharing on by default */
 #endif
@@ -2296,6 +2289,7 @@ Perl_unsharepvn(pTHX_ const char *str, I32 len, U32 hash)
 void
 Perl_unshare_hek(pTHX_ HEK *hek)
 {
+    assert(hek);
     unshare_hek_or_pvn(hek, NULL, 0, 0);
 }
 
@@ -2594,8 +2588,7 @@ S_refcounted_he_value(pTHX_ const struct refcounted_he *he)
     case HVrhek_PV:
 	/* Create a string SV that directly points to the bytes in our
 	   structure.  */
-	value = newSV(0);
-	sv_upgrade(value, SVt_PV);
+	value = newSV_type(SVt_PV);
 	SvPV_set(value, (char *) he->refcounted_he_data + 1);
 	SvCUR_set(value, he->refcounted_he_val.refcounted_he_u_len);
 	/* This stops anything trying to free it  */
@@ -2623,7 +2616,7 @@ S_refcounted_he_value(pTHX_ const struct refcounted_he *he)
 /*
 =for apidoc refcounted_he_chain_2hv
 
-Generates an returns a C<HV *> by walking up the tree starting at the passed
+Generates and returns a C<HV *> by walking up the tree starting at the passed
 in C<struct refcounted_he *>.
 
 =cut