More issue #10624: Add requires_IEEE_754 to __all__.
diff --git a/Lib/test/support.py b/Lib/test/support.py
index a346938..20b0f81 100644
--- a/Lib/test/support.py
+++ b/Lib/test/support.py
@@ -42,7 +42,7 @@
"set_memlimit", "bigmemtest", "bigaddrspacetest", "BasicTestRunner",
"run_unittest", "run_doctest", "threading_setup", "threading_cleanup",
"reap_children", "cpython_only", "check_impl_detail", "get_attribute",
- "swap_item", "swap_attr"]
+ "swap_item", "swap_attr", "requires_IEEE_754"]
class Error(Exception):