MDEV-25252 main.type_float fails in new buildbot

disable approximate math in icx.
and disable ansi aliasing too (aria loghandler unit tests fail)

configure.cmake

@@ -991,3 +991,8 @@ IF(have_C__Werror)
   )
   SET(CMAKE_REQUIRED_FLAGS ${SAVE_CMAKE_REQUIRED_FLAGS})
 ENDIF()
+
+IF(CMAKE_C_COMPILER_ID MATCHES "Intel")
+  MY_CHECK_AND_SET_COMPILER_FLAG("-no-ansi-alias")
+  MY_CHECK_AND_SET_COMPILER_FLAG("-fp-model precise")
+ENDIF()