Add a build to all.sh to check mbedtls_platform_zeroize() calls

Signed-off-by: Tom Cosgrove <tom.cosgrove@arm.com>

tests/scripts/all.sh

@@ -5117,6 +5117,16 @@ support_build_cmake_custom_config_file () {
 }
 
 
+component_build_zeroize_checks () {
+    msg "build: check for obviously wrong calls to mbedtls_platform_zeroize()"
+
+    scripts/config.py full
+
+    # Only compile - we're looking for sizeof-pointer-memaccess warnings
+    make CC=gcc CFLAGS='-Werror -DMBEDTLS_PLATFORM_ZEROIZE_CHECK_UNSAFE -Wsizeof-pointer-memaccess'
+}
+
+
 component_test_zeroize () {
     # Test that the function mbedtls_platform_zeroize() is not optimized away by
     # different combinations of compilers and optimization flags by using an