[clang] [clang] Gate llvm-mt on if libxml2 is provided (PR #217771)

[via cfe-commits]

https://github.com/PiJoules created https://github.com/llvm/llvm-project/pull/217771

Otherwise this will fail on the cmake invocation because the target expects some libxml2 headers.

>From fb968ef7dfd05ed407022b93347b6fa41569de17 Mon Sep 17 00:00:00 2001
From: Leonard Chan <leonardchan at google.com>
Date: Thu, 20 Aug 2026 21:51:20 +0000
Subject: [PATCH] [clang] Gate llvm-mt on if libxml2 is provided

Otherwise this will fail on the cmake invocation because the target
expects some libxml2 headers.
---
 clang/cmake/caches/Fuchsia-stage2.cmake | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/clang/cmake/caches/Fuchsia-stage2.cmake b/clang/cmake/caches/Fuchsia-stage2.cmake
index 8bbc5cad84ab6..88685b4499468 100644
--- a/clang/cmake/caches/Fuchsia-stage2.cmake
+++ b/clang/cmake/caches/Fuchsia-stage2.cmake
@@ -485,7 +485,6 @@ set(LLVM_TOOLCHAIN_TOOLS
   llvm-libtool-darwin
   llvm-lipo
   llvm-ml
-  llvm-mt
   llvm-nm
   llvm-objcopy
   llvm-objdump
@@ -508,6 +507,10 @@ set(LLVM_TOOLCHAIN_TOOLS
   scan-build-py
   CACHE STRING "")
 
+if(LLVM_ENABLE_LIBXML2)
+  list(APPEND LLVM_TOOLCHAIN_TOOLS llvm-mt)
+endif()
+
 set(LLVM_Toolchain_DISTRIBUTION_COMPONENTS
   bolt
   clang