diff --git a/tests/Makefile b/tests/Makefile
index 319ca54..ae84b61 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -95,103 +95,103 @@
 	make -C ../library
 
 test_suite_aes.ecb.c : suites/test_suite_aes.function suites/test_suite_aes.ecb.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_aes test_suite_aes.ecb
 
 test_suite_aes.cbc.c : suites/test_suite_aes.function suites/test_suite_aes.cbc.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_aes test_suite_aes.cbc
 
 test_suite_aes.cfb.c : suites/test_suite_aes.function suites/test_suite_aes.cfb.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_aes test_suite_aes.cfb
 
 test_suite_aes.rest.c : suites/test_suite_aes.function suites/test_suite_aes.rest.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_aes test_suite_aes.rest
 
 test_suite_cipher.aes.c : suites/test_suite_cipher.function suites/test_suite_cipher.aes.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_cipher test_suite_cipher.aes
 
 test_suite_cipher.arc4.c : suites/test_suite_cipher.function suites/test_suite_cipher.arc4.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_cipher test_suite_cipher.arc4
 
 test_suite_cipher.ccm.c : suites/test_suite_cipher.function suites/test_suite_cipher.ccm.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_cipher test_suite_cipher.ccm
 
 test_suite_cipher.gcm.c : suites/test_suite_cipher.function suites/test_suite_cipher.gcm.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_cipher test_suite_cipher.gcm
 
 test_suite_cipher.blowfish.c : suites/test_suite_cipher.function suites/test_suite_cipher.blowfish.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_cipher test_suite_cipher.blowfish
 
 test_suite_cipher.camellia.c : suites/test_suite_cipher.function suites/test_suite_cipher.camellia.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_cipher test_suite_cipher.camellia
 
 test_suite_cipher.des.c : suites/test_suite_cipher.function suites/test_suite_cipher.des.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_cipher test_suite_cipher.des
 
 test_suite_cipher.null.c : suites/test_suite_cipher.function suites/test_suite_cipher.null.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_cipher test_suite_cipher.null
 
 test_suite_cipher.padding.c : suites/test_suite_cipher.function suites/test_suite_cipher.padding.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_cipher test_suite_cipher.padding
 
 test_suite_gcm.aes128_de.c : suites/test_suite_gcm.function suites/test_suite_gcm.aes128_de.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_gcm test_suite_gcm.aes128_de
 
 test_suite_gcm.aes192_de.c : suites/test_suite_gcm.function suites/test_suite_gcm.aes192_de.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_gcm test_suite_gcm.aes192_de
 
 test_suite_gcm.aes256_de.c : suites/test_suite_gcm.function suites/test_suite_gcm.aes256_de.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_gcm test_suite_gcm.aes256_de
 
 test_suite_gcm.aes128_en.c : suites/test_suite_gcm.function suites/test_suite_gcm.aes128_en.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_gcm test_suite_gcm.aes128_en
 
 test_suite_gcm.aes192_en.c : suites/test_suite_gcm.function suites/test_suite_gcm.aes192_en.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_gcm test_suite_gcm.aes192_en
 
 test_suite_gcm.aes256_en.c : suites/test_suite_gcm.function suites/test_suite_gcm.aes256_en.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_gcm test_suite_gcm.aes256_en
 
 test_suite_gcm.camellia.c : suites/test_suite_gcm.function suites/test_suite_gcm.camellia.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_gcm test_suite_gcm.camellia
 
 test_suite_hmac_drbg.misc.c : suites/test_suite_hmac_drbg.function suites/test_suite_hmac_drbg.misc.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_hmac_drbg test_suite_hmac_drbg.misc
 
 test_suite_hmac_drbg.no_reseed.c : suites/test_suite_hmac_drbg.function suites/test_suite_hmac_drbg.no_reseed.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_hmac_drbg test_suite_hmac_drbg.no_reseed
 
 test_suite_hmac_drbg.nopr.c : suites/test_suite_hmac_drbg.function suites/test_suite_hmac_drbg.nopr.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_hmac_drbg test_suite_hmac_drbg.nopr
 
 test_suite_hmac_drbg.pr.c : suites/test_suite_hmac_drbg.function suites/test_suite_hmac_drbg.pr.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites test_suite_hmac_drbg test_suite_hmac_drbg.pr
 
 %.c : suites/%.function suites/%.data scripts/generate_code.pl suites/helpers.function suites/main_test.function
-	echo   "  Generate	$@"
+	echo   "  Gen   $@"
 	scripts/generate_code.pl suites $* $*
 
 test_suite_aes.ecb$(EXEXT): test_suite_aes.ecb.c $(DEP)
diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index fac2680..0562c75 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -215,7 +215,7 @@
 CC=arm-none-eabi-gcc AR=arm-none-eabi-ar LD=arm-none-eabi-ld CFLAGS=-Werror make lib
 fi # arm-gcc
 
-if which armcc >/dev/null && armcc --help >/dev/null; then
+if which armcc >/dev/null && armcc --help >/dev/null 2>&1; then
 msg "build: armcc, make"
 cleanup
 cp "$CONFIG_H" "$CONFIG_BAK"