Apply ToolchainLdflags to clang builds

Otherwise we're missing -m32 and -m64 in x86/x86_64 builds.

Change-Id: If63cc6ce12795921584437e4cee4530c0dfb634f
diff --git a/cc/cc.go b/cc/cc.go
index b909cc0..bc48622 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -613,8 +613,8 @@
 		flags.GlobalFlags = append(flags.GlobalFlags, toolchain.ToolchainClangCflags())
 	} else {
 		flags.GlobalFlags = append(flags.GlobalFlags, toolchain.ToolchainCflags())
-		flags.LdFlags = append(flags.LdFlags, toolchain.ToolchainLdflags())
 	}
+	flags.LdFlags = append(flags.LdFlags, toolchain.ToolchainLdflags())
 
 	flags = c.ccModuleType().flags(ctx, flags)