[clang-tools-extra] [clang-doc] Suppress long-name test on windows (PR #161424)

[Paul Kirth via cfe-commits]

https://github.com/ilovepi created https://github.com/llvm/llvm-project/pull/161424

This seems to have broken some buildbots for a long time, so just suppress it for now until we determine how/why.

>From 467a490556a695e99c11b492bc9c52c0f1656efd Mon Sep 17 00:00:00 2001
From: Paul Kirth <paulkirth at google.com>
Date: Tue, 30 Sep 2025 12:32:40 -0700
Subject: [PATCH] [clang-doc] Suppress long-name test on windows

This seems to have broken some buildbots for a long time, so
just suppress it for now until we determine how/why.
---
 clang-tools-extra/test/clang-doc/long-name.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/clang-tools-extra/test/clang-doc/long-name.cpp b/clang-tools-extra/test/clang-doc/long-name.cpp
index db96fc4aebe5a..e29c468ecc4da 100644
--- a/clang-tools-extra/test/clang-doc/long-name.cpp
+++ b/clang-tools-extra/test/clang-doc/long-name.cpp
@@ -1,3 +1,5 @@
+// FIXME: This test seems to break on windows, so disable it for now.
+// UNSUPPORTED: system-windows
 // RUN: rm -rf %t && mkdir -p %t
 // RUN: clang-doc --output=%t --format=mustache --executor=standalone %s
 // RUN: ls %t/json | FileCheck %s -check-prefix=CHECK-JSON