Disable LLD for Darwin host executables.

* See upstream status of lld for Mach-O at https://lld.llvm.org/AtomLLD.html

Bug: 73768157
Test: make checkbuild
Change-Id: I2e892193b6d75afd4358df8b2f674aa94888fb32
diff --git a/cc/linker.go b/cc/linker.go
index d9da404..cde7a6d 100644
--- a/cc/linker.go
+++ b/cc/linker.go
@@ -205,6 +205,11 @@
 }
 
 func (linker *baseLinker) useClangLld(ctx ModuleContext) bool {
+	// Clang lld is not ready for for Darwin host executables yet.
+	// See https://lld.llvm.org/AtomLLD.html for status of lld for Mach-O.
+	if ctx.Darwin() {
+		return false
+	}
 	if linker.Properties.Use_clang_lld != nil {
 		return Bool(linker.Properties.Use_clang_lld)
 	}