diff --git a/cc/toolchains/actions.bzl b/cc/toolchains/actions.bzl
index 772e460..fc91787 100644
--- a/cc/toolchains/actions.bzl
+++ b/cc/toolchains/actions.bzl
@@ -50,7 +50,7 @@ cc_action_type(
 )
 
 def _cc_action_type_set_impl(ctx):
-    if not ctx.attr.actions:
+    if not ctx.attr.actions and not ctx.attr.allow_empty:
         fail("Each cc_action_type_set must contain at least one action type.")
     return [ActionTypeSetInfo(
         label = ctx.label,
@@ -77,6 +77,7 @@ cc_action_type_set(
             mandatory = True,
             doc = "A list of cc_action_type or cc_action_type_set",
         ),
+        "allow_empty": attr.bool(default = False),
     },
     provides = [ActionTypeSetInfo],
 )
diff --git a/cc/toolchains/actions/BUILD b/cc/toolchains/actions/BUILD
index 1286999..e122f5c 100644
--- a/cc/toolchains/actions/BUILD
+++ b/cc/toolchains/actions/BUILD
@@ -43,6 +43,11 @@ cc_action_type(
     action_name = ACTION_NAMES.cpp_module_codegen,
 )
 
+cc_action_type(
+    name = "cpp_header_analysis",
+    action_name = "c++-header-analysis",
+)
+
 cc_action_type(
     name = "cpp_header_parsing",
     action_name = ACTION_NAMES.cpp_header_parsing,
@@ -113,6 +118,29 @@ cc_action_type(
     action_name = ACTION_NAMES.strip,
 )
 
+cc_action_type(
+    name = "objcopy_embed_data",
+    action_name = "objcopy_embed_data",
+)
+
+# ld_embed_data is only available within google.
+cc_action_type(
+    # # copybara-comment-this-out-please
+    name = "ld_embed_data_action",  # # copybara-comment-this-out-please
+    action_name = "ld_embed_data",  # # copybara-comment-this-out-please
+)  # # copybara-comment-this-out-please
+
+# To make things simple, both internal and external rules will refer to
+# ld_embed_data, but externally it will evaluate to the empty set.
+cc_action_type_set(
+    name = "ld_embed_data",
+    actions = [
+        ":ld_embed_data_action",  # # copybara-comment-this-out-please
+    ],
+    allow_empty = True,
+    visibility = ["//cc/toolchains:__subpackages__"],
+)
+
 cc_action_type(
     name = "objc_compile",
     action_name = ACTION_NAMES.objc_compile,
@@ -133,6 +161,11 @@ cc_action_type(
     action_name = ACTION_NAMES.objcpp_compile,
 )
 
+cc_action_type(
+    name = "objcpp_executable",
+    action_name = "objc++-executable",
+)
+
 cc_action_type(
     name = "clif_match",
     action_name = ACTION_NAMES.clif_match,
@@ -224,6 +257,7 @@ cc_action_type_set(
         ":linkstamp_compile",
         ":cc_flags_make_variable",
         ":cpp_module_codegen",
+        ":cpp_header_analysis",
         ":cpp_header_parsing",
         ":cpp_module_compile",
         ":assemble",
@@ -238,10 +272,13 @@ cc_action_type_set(
         ":cpp_link_nodeps_dynamic_library",
         ":cpp_link_static_library",
         ":strip",
+        ":objcopy_embed_data",
+        ":ld_embed_data",
         ":objc_compile",
         ":objc_executable",
         ":objc_fully_link",
         ":objcpp_compile",
+        ":objcpp_executable",
         ":clif_match",
     ],
 )