diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 78666b4..f2a37f2 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -187,7 +187,7 @@
 
     # CFLAGS and LDFLAGS for Asan builds that don't use CMake
     # default to -O2, use -Ox _after_ this if you want another level
-    ASAN_CFLAGS='-O2 -Werror -fsanitize=address,undefined -fno-sanitize-recover=all'
+    ASAN_CFLAGS='-O0 -Werror -fsanitize=address,undefined -fno-sanitize-recover=all'
 
     # Gather the list of available components. These are the functions
     # defined in this script whose name starts with "component_".
@@ -2160,6 +2160,50 @@
     make test
 }
 
+component_test_psa_crypto_config_accel_ffdh () {
+    msg "build: MBEDTLS_PSA_CRYPTO_CONFIG with accelerated FFDH"
+
+    # Algorithms and key types to accelerate
+    loc_accel_list="ALG_FFDH KEY_TYPE_DH_KEY_PAIR KEY_TYPE_DH_PUBLIC_KEY"
+
+    # Configure and build the test driver library
+    # -------------------------------------------
+
+    # Disable ALG_STREAM_CIPHER and ALG_ECB_NO_PADDING to avoid having
+    # partial support for cipher operations in the driver test library.
+    scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_STREAM_CIPHER
+    scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_ECB_NO_PADDING
+
+    loc_accel_flags=$( echo "$loc_accel_list" | sed 's/[^ ]* */-DLIBTESTDRIVER1_MBEDTLS_PSA_ACCEL_&/g' )
+    make -C tests libtestdriver1.a CFLAGS=" $ASAN_CFLAGS $loc_accel_flags" LDFLAGS="$ASAN_CFLAGS"
+
+    # Configure and build the main libraries
+    # --------------------------------------
+
+    # Start from default config (no USE_PSA or TLS 1.3)
+    scripts/config.py set MBEDTLS_PSA_CRYPTO_CONFIG
+
+    # Disable the module that's accelerated
+    scripts/config.py unset MBEDTLS_DHM_C
+
+    # Disable things that depend on it
+    scripts/config.py unset MBEDTLS_KEY_EXCHANGE_DHE_PSK_ENABLED
+    scripts/config.py unset MBEDTLS_KEY_EXCHANGE_DHE_RSA_ENABLED
+
+    # Build the main library
+    loc_accel_flags="$loc_accel_flags $( echo "$loc_accel_list" | sed 's/[^ ]* */-DMBEDTLS_PSA_ACCEL_&/g' )"
+    make CFLAGS="$ASAN_CFLAGS -O -Werror -I../tests/include -I../tests -I../../tests -DPSA_CRYPTO_DRIVER_TEST -DMBEDTLS_TEST_LIBTESTDRIVER1 $loc_accel_flags" LDFLAGS="-ltestdriver1 $ASAN_CFLAGS"
+
+    # Make sure this was not re-enabled by accident (additive config)
+    not grep mbedtls_dhm_ library/dhm.o
+
+    # Run the tests
+    # -------------
+
+    msg "test: MBEDTLS_PSA_CRYPTO_CONFIG with accelerated FFDH"
+    make test
+}
+
 component_test_psa_crypto_config_accel_pake() {
     msg "build: MBEDTLS_PSA_CRYPTO_CONFIG with accelerated PAKE"