X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=mg.c;h=dfe1fb7d80b1f075bfe4e916f70327ef4edd6940;hb=b91ba1f24f52edc181821f93840733a1b39a2451;hp=5cfcc463f4de94b733844ba0938ca9b7bae075cf;hpb=7918f24d20384771923d344a382e1d16d9552018;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/mg.c b/mg.c
index 5cfcc46..dfe1fb7 100644
--- a/mg.c
+++ b/mg.c
@@ -123,16 +123,21 @@ Perl_mg_magical(pTHX_ SV *sv)
     const MAGIC* mg;
     PERL_ARGS_ASSERT_MG_MAGICAL;
     PERL_UNUSED_CONTEXT;
-    for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic) {
-	const MGVTBL* const vtbl = mg->mg_virtual;
-	if (vtbl) {
-	    if (vtbl->svt_get && !(mg->mg_flags & MGf_GSKIP))
-		SvGMAGICAL_on(sv);
-	    if (vtbl->svt_set)
-		SvSMAGICAL_on(sv);
-	    if (!(SvFLAGS(sv) & (SVs_GMG|SVs_SMG)) || vtbl->svt_clear)
-		SvRMAGICAL_on(sv);
-	}
+    if ((mg = SvMAGIC(sv))) {
+	SvRMAGICAL_off(sv);
+	do {
+	    const MGVTBL* const vtbl = mg->mg_virtual;
+	    if (vtbl) {
+		if (vtbl->svt_get && !(mg->mg_flags & MGf_GSKIP))
+		    SvGMAGICAL_on(sv);
+		if (vtbl->svt_set)
+		    SvSMAGICAL_on(sv);
+		if (vtbl->svt_clear)
+		    SvRMAGICAL_on(sv);
+	    }
+	} while ((mg = mg->mg_moremagic));
+	if (!(SvFLAGS(sv) & (SVs_GMG|SVs_SMG)))
+	    SvRMAGICAL_on(sv);
     }
 }
 
@@ -1555,7 +1560,8 @@ Perl_magic_setsig(pTHX_ SV *sv, MAGIC *mg)
 	 * tell whether HINT_STRICT_REFS is in force or not.
 	 */
 	if (!strchr(s,':') && !strchr(s,'\''))
-	    Perl_sv_insert(aTHX_ sv, 0, 0, STR_WITH_LEN("main::"));
+	    Perl_sv_insert_flags(aTHX_ sv, 0, 0, STR_WITH_LEN("main::"),
+				 SV_GMAGIC);
 	if (i)
 	    (void)rsignal(i, PL_csighandlerp);
 	else
@@ -1601,7 +1607,8 @@ Perl_magic_setisa(pTHX_ SV *sv, MAGIC *mg)
             : (GV*)SvMAGIC(mg->mg_obj)->mg_obj
     );
 
-    mro_isa_changed_in(stash);
+    if (stash)
+	mro_isa_changed_in(stash);
 
     return 0;
 }
@@ -1626,7 +1633,8 @@ Perl_magic_clearisa(pTHX_ SV *sv, MAGIC *mg)
             : (GV*)SvMAGIC(mg->mg_obj)->mg_obj
     );
 
-    mro_isa_changed_in(stash);
+    if (stash)
+	mro_isa_changed_in(stash);
 
     return 0;
 }
@@ -3135,7 +3143,7 @@ Perl_magic_sethint(pTHX_ SV *sv, MAGIC *mg)
 }
 
 /*
-=for apidoc magic_sethint
+=for apidoc magic_clearhint
 
 Triggered by a delete from %^H, records the key to
 C<PL_compiling.cop_hints_hash>.