diff -up nettle-3.4/Makefile.in.annocheck nettle-3.4/Makefile.in
--- nettle-3.4/Makefile.in.annocheck 2018-10-16 15:06:53.340138708 +0200
+++ nettle-3.4/Makefile.in 2018-10-16 15:12:25.150276379 +0200
@@ -377,7 +377,7 @@ ecc-25519.$(OBJEXT): ecc-25519.h
.asm.$(OBJEXT): $(srcdir)/asm.m4 machine.m4 config.m4
$(M4) $(srcdir)/asm.m4 machine.m4 config.m4 $< >$*.s
- $(COMPILE) -c $*.s
+ $(COMPILE) -c -Wa,--generate-missing-build-notes=yes $*.s
@echo "$@ : $< $(srcdir)/asm.m4 machine.m4 config.m4" >$@.d
# Texinfo rules