1 files changed, 1 insertions, 2 deletions
diff --git a/proto.h b/proto.h
index b34e9a8929..78f17ddedb 100644
--- a/proto.h
+++ b/proto.h
@@ -1519,10 +1519,9 @@ PERL_CALLCONV int	Perl_magic_clearhint(pTHX_ SV* sv, MAGIC* mg)
 	assert(sv); assert(mg)
 
 PERL_CALLCONV int	Perl_magic_clearisa(pTHX_ SV* sv, MAGIC* mg)
-			__attribute__nonnull__(pTHX_1)
 			__attribute__nonnull__(pTHX_2);
 #define PERL_ARGS_ASSERT_MAGIC_CLEARISA	\
-	assert(sv); assert(mg)
+	assert(mg)
 
 PERL_CALLCONV int	Perl_magic_clearpack(pTHX_ SV* sv, MAGIC* mg)
 			__attribute__nonnull__(pTHX_1)