From 7223fd80859fd7987e5b41c1c3fba20d09cfab48 Mon Sep 17 00:00:00 2001 From: Chris Denton Date: Sun, 15 Sep 2024 11:02:41 +0000 Subject: [PATCH] Add system libs when cross compiling for Windows --- compiler/rustc_llvm/build.rs | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/compiler/rustc_llvm/build.rs b/compiler/rustc_llvm/build.rs index b2ff9efb41c..f092110a324 100644 --- a/compiler/rustc_llvm/build.rs +++ b/compiler/rustc_llvm/build.rs @@ -220,7 +220,10 @@ fn main() { let mut cmd = Command::new(&llvm_config); cmd.arg(llvm_link_arg).arg("--libs"); - if !is_crossed { + // Don't link system libs if cross-compiling unless targetting Windows. + // On Windows system DLLs aren't linked directly, instead import libraries are used. + // These import libraries are independent of the host. + if !is_crossed || target.contains("windows") { cmd.arg("--system-libs"); }