1 files changed, 6 insertions, 0 deletions
diff --git a/proto.h b/proto.h
index 17cacb640a..04bb2d8ae6 100644
--- a/proto.h
+++ b/proto.h
@@ -23,6 +23,12 @@ PERL_CALLCONV int	Perl_Gv_AMupdate(pTHX_ HV* stash, bool destructing)
 	assert(stash)
 
 PERL_CALLCONV const char *	Perl_PerlIO_context_layers(pTHX_ const char *mode);
+PERL_CALLCONV HV*	Perl__swash_inversion_hash(pTHX_ SV *swash)
+			__attribute__warn_unused_result__
+			__attribute__nonnull__(pTHX_1);
+#define PERL_ARGS_ASSERT__SWASH_INVERSION_HASH	\
+	assert(swash)
+
 PERL_CALLCONV PADOFFSET	Perl_allocmy(pTHX_ const char *const name, const STRLEN len, const U32 flags)
 			__attribute__nonnull__(pTHX_1);
 #define PERL_ARGS_ASSERT_ALLOCMY	\