X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=gv.h;h=39b61feb819c37b5471a49a13f9f93491bf942db;hb=439ba5457a8422144686c1df300aa1dde218dbfd;hp=7db4ba0f5c04a7e0a104bb03d8429487fafca8bd;hpb=9ede5bc8744780ab88b609ed37e363bd7732ba2e;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/gv.h b/gv.h
index 7db4ba0..39b61fe 100644
--- a/gv.h
+++ b/gv.h
@@ -42,7 +42,7 @@ Return the SV from the GV.
 
 #define GvSV(gv)	(GvGP(gv)->gp_sv)
 #define GvREFCNT(gv)	(GvGP(gv)->gp_refcnt)
-#define GvIO(gv)	((gv) && SvTYPE((SV*)gv) == SVt_PVGV ? GvIOp(gv) : 0)
+#define GvIO(gv)	((gv) && SvTYPE((SV*)gv) == SVt_PVGV && GvGP(gv) ? GvIOp(gv) : 0)
 #define GvIOp(gv)	(GvGP(gv)->gp_io)
 #define GvIOn(gv)	(GvIO(gv) ? GvIOp(gv) : GvIOp(gv_IOadd(gv)))