[llvm] [Bazel] Fixes 350089d (PR #213482)

[via llvm-commits]

https://github.com/forking-google-bazel-bot[bot] created https://github.com/llvm/llvm-project/pull/213482

This fixes 350089d0cb1652e6ff44888f46d6487db5e696e6 (#213456).

Buildkite error link: https://buildkite.com/llvm-project/upstream-bazel/builds?commit=350089d0cb1652e6ff44888f46d6487db5e696e6


>From 6cabb1fbc05bc52b79192d469998caa07e0c15bd Mon Sep 17 00:00:00 2001
From: Google Bazel Bot <google-bazel-bot at google.com>
Date: Sat, 1 Aug 2026 19:24:47 +0000
Subject: [PATCH] Fix Bazel build for 350089d

Buildkite error link: https://buildkite.com/llvm-project/upstream-bazel/builds?commit=350089d0cb1652e6ff44888f46d6487db5e696e6
---
 utils/bazel/llvm-project-overlay/libc/BUILD.bazel | 1 +
 1 file changed, 1 insertion(+)

diff --git a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
index 19bf918783073..eb677491e0fb7 100644
--- a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
@@ -997,6 +997,7 @@ libc_support_library(
         ":__support_macros_config",
         ":__support_macros_properties_architectures",
         ":__support_macros_properties_compiler",
+        ":__support_macros_properties_os",
         ":hdr_stdint_proxy",
     ],
 )