From 53bf79e11c136d8e177ad83cfab371af43100b4f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Mateusz=20Miku=C5=82a?= <mati865@gmail.com>
Date: Thu, 27 May 2021 23:12:15 +0200
Subject: [PATCH] Do not try to build LLVM with Zlib on Windows

We do not install Zlib on the CI but recent builds somehow started picking it's shared version.
To avoid relying on CI binaries so let's explicitly disable it.
---
 src/bootstrap/native.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/bootstrap/native.rs b/src/bootstrap/native.rs
index bde0a96f03013..3f4715e78a9ab 100644
--- a/src/bootstrap/native.rs
+++ b/src/bootstrap/native.rs
@@ -181,7 +181,7 @@ impl Step for Llvm {
             .define("LLVM_TARGET_ARCH", target_native.split('-').next().unwrap())
             .define("LLVM_DEFAULT_TARGET_TRIPLE", target_native);
 
-        if target != "aarch64-apple-darwin" {
+        if target != "aarch64-apple-darwin" && !target.contains("windows") {
             cfg.define("LLVM_ENABLE_ZLIB", "ON");
         } else {
             cfg.define("LLVM_ENABLE_ZLIB", "OFF");