Disable assembly on aarch64 as a stopgap measure

See also: https://github.com/smuellerDD/leancrypto/issues/27

Related: RHEL-89715

gnutls.spec

@@ -380,6 +380,12 @@ export HOGWEED_LIBS="$NETTLE_DIR/libhogweed.a $NETTLE_LIBS $GMP_LIBS"
 %if %{with leancrypto}
 pushd bundled_leancrypto
 %set_build_flags
+
+# FIXME RHEL-89715 interim countermeasure
+%ifarch aarch64
+%define leancrypto_extra_setup_flags -Ddisable-asm=true
+%endif
+
 meson setup -Dprefix="$PWD/install" -Dlibdir="$PWD/install/lib" \
         -Ddefault_library=static \
         -Dascon=disabled -Dascon_keccak=disabled \
@@ -398,6 +404,7 @@ meson setup -Dprefix="$PWD/install" -Dlibdir="$PWD/install/lib" \
         -Dhotp=disabled -Dtotp=disabled \
         -Daes_block=disabled -Daes_cbc=disabled -Daes_ctr=disabled \
         -Daes_kw=disabled -Dapps=disabled \
+        %{?leancrypto_extra_setup_flags} \
         _build
 meson compile -v -C _build
 meson install -C _build