From fb541503968a2d00fc9e3b5231214765fa618f7f Mon Sep 17 00:00:00 2001
From: Emilio Cobos Álvarez <emilio@crisal.io>
Date: Mon, 25 Sep 2017 00:20:34 +0200
Subject: lib: Print warnings to stderr instead of stdout.

---
 src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib.rs b/src/lib.rs
index dbb9c268..85e43979 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1692,7 +1692,7 @@ fn parse(context: &mut BindgenContext) -> Result<(), ()> {
     for d in context.translation_unit().diags().iter() {
         let msg = d.format();
         let is_err = d.severity() >= CXDiagnostic_Error;
-        println!("{}, err: {}", msg, is_err);
+        eprintln!("{}, err: {}", msg, is_err);
         any_error |= is_err;
     }
 
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