From 1cc5a87c08fb1e9c6214e3370c78e3c217a0bae4 Mon Sep 17 00:00:00 2001
From: Flavio Percoco <flaper87@gmail.com>
Date: Fri, 20 Feb 2015 11:17:08 +0100
Subject: [PATCH] Don't report bug for IntVar and FloatVar

---
 src/librustc/middle/traits/select.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/librustc/middle/traits/select.rs b/src/librustc/middle/traits/select.rs
index c86f0004de9a5..04c555632e14e 100644
--- a/src/librustc/middle/traits/select.rs
+++ b/src/librustc/middle/traits/select.rs
@@ -1642,13 +1642,15 @@ impl<'cx, 'tcx> SelectionContext<'cx, 'tcx> {
             ty::ty_str |
             ty::ty_err |
             ty::ty_param(..) |
+            ty::ty_infer(ty::IntVar(_)) |
+            ty::ty_infer(ty::FloatVar(_)) |
             ty::ty_char => {
                 Some(Vec::new())
             }
 
             ty::ty_trait(..) |
             ty::ty_projection(..) |
-            ty::ty_infer(..) => {
+            ty::ty_infer(_) => {
                 self.tcx().sess.bug(
                     &format!(
                         "asked to assemble constituent types of unexpected type: {}",