[llvm] [bazel][clang] Port #167374: split clang options/driver (PR #167387)

[Jordan Rupprecht via llvm-commits]

https://github.com/rupprecht updated https://github.com/llvm/llvm-project/pull/167387

>From 055dc6edcb6e1aec6c54f625957f6ae7a9235e1f Mon Sep 17 00:00:00 2001
From: Jordan Rupprecht <rupprecht at google.com>
Date: Mon, 10 Nov 2025 12:49:33 -0800
Subject: [PATCH 1/2] [bazel] Port #167374: split clang options/driver

---
 .../bazel/llvm-project-overlay/clang/BUILD.bazel | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/utils/bazel/llvm-project-overlay/clang/BUILD.bazel b/utils/bazel/llvm-project-overlay/clang/BUILD.bazel
index 36b71dd49ef13..3c178ede160bf 100644
--- a/utils/bazel/llvm-project-overlay/clang/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/clang/BUILD.bazel
@@ -1231,6 +1231,7 @@ cc_library(
         ":format",
         ":frontend",
         ":lex",
+        ":options",
         ":rewrite",
         ":support",
         ":tooling_core",
@@ -1507,6 +1508,19 @@ gentbl_cc_library(
     deps = ["//llvm:OptParserTdFiles"],
 )
 
+cc_library(
+    name = "options",
+    srcs = glob(["lib/Options/*.cpp"]),
+    hdrs = glob(["include/clang/Options/*.h"]),
+    includes = ["include"],
+    deps = [
+        ":basic",
+        ":driver_options_inc_gen",
+        ":static_analyzer_checkers_gen",
+        "//llvm:Option",
+    ],
+)
+
 cc_library(
     name = "driver",
     srcs = glob(
@@ -1544,6 +1558,7 @@ cc_library(
         ":config",
         ":driver_options_inc_gen",
         ":lex",
+        ":options",
         ":parse",
         ":static_analyzer_checkers_gen",
         "//llvm:BinaryFormat",
@@ -1700,6 +1715,7 @@ cc_library(
         ":driver_options_inc_gen",
         ":edit",
         ":lex",
+        ":options",
         ":parse",
         ":sema",
         ":serialization",

>From 25359e145d4eb870617e49af0e95f7197a7fb461 Mon Sep 17 00:00:00 2001
From: Jordan Rupprecht <rupprecht at google.com>
Date: Mon, 10 Nov 2025 12:54:24 -0800
Subject: [PATCH 2/2] More deps for layering

---
 utils/bazel/llvm-project-overlay/clang/BUILD.bazel | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/utils/bazel/llvm-project-overlay/clang/BUILD.bazel b/utils/bazel/llvm-project-overlay/clang/BUILD.bazel
index 3c178ede160bf..deb56dc0957e9 100644
--- a/utils/bazel/llvm-project-overlay/clang/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/clang/BUILD.bazel
@@ -1785,6 +1785,7 @@ cc_library(
         ":frontend",
         ":frontend_tool",
         ":lex",
+        ":options",
         ":parse",
         ":sema",
         ":serialization",
@@ -2017,6 +2018,7 @@ cc_library(
         ":extract_api",
         ":frontend",
         ":frontend_rewrite",
+        ":options",
         ":static_analyzer_frontend",
         "//llvm:Option",
         "//llvm:Support",
@@ -2192,6 +2194,7 @@ cc_library(
         ":frontend_rewrite",
         ":frontend_tool",
         ":lex",
+        ":options",
         ":parse",
         ":sema",
         ":serialization",
@@ -2274,6 +2277,7 @@ cc_binary(
         ":driver",
         ":frontend",
         ":frontend_rewrite",
+        ":options",
         ":serialization",
         ":static_analyzer_frontend",
         ":tooling",