diff -up libica-3.8.0/src/Makefile.am.orig libica-3.8.0/src/Makefile.am
--- libica-3.8.0/src/Makefile.am.orig	2021-07-08 12:20:00.123572020 +0200
+++ libica-3.8.0/src/Makefile.am	2021-07-08 12:20:13.611929256 +0200
@@ -30,13 +30,13 @@ SOURCES_common = ica_api.c init.c icasta
 		    include/rng.h
 
 libica_la_CFLAGS = ${CFLAGS_common} -DLIBNAME=\"libica\"
-libica_la_CCASFLAGS = ${AM_CFLAGS}
+libica_la_CCASFLAGS = ${AM_CFLAGS} -Wa,--generate-missing-build-notes=yes
 libica_la_LIBADD = ${LIBS_common}
 libica_la_LDFLAGS = ${LDFLAGS_common}
 libica_la_SOURCES = ${SOURCES_common}
 
 libica_cex_la_CFLAGS = ${CFLAGS_common} -DNO_CPACF -DNO_SW_FALLBACKS -DLIBNAME=\"libica-cex\"
-libica_cex_la_CCASFLAGS = ${AM_CFLAGS}
+libica_cex_la_CCASFLAGS = ${AM_CFLAGS} -Wa,--generate-missing-build-notes=yes
 libica_cex_la_LIBADD = ${LIBS_common}
 libica_cex_la_LDFLAGS = ${LDFLAGS_common}
 libica_cex_la_SOURCES = ${SOURCES_common}