From 54d7e61ad40682ee24e36288980ee4164ea87c34 Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Sun, 22 Dec 2019 18:38:05 +0000
Subject: Update dhall-lang submodule

---
 dhall/src/syntax/text/printer.rs | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'dhall/src/syntax')

diff --git a/dhall/src/syntax/text/printer.rs b/dhall/src/syntax/text/printer.rs
index 78942ed..dff3479 100644
--- a/dhall/src/syntax/text/printer.rs
+++ b/dhall/src/syntax/text/printer.rs
@@ -322,6 +322,8 @@ impl Display for NaiveDouble {
             f.write_str("-Infinity")
         } else if v.is_nan() {
             f.write_str("NaN")
+        } else if v == 0.0 && v.is_sign_negative() {
+            f.write_str("-0.0")
         } else {
             let s = format!("{}", v);
             if s.contains('e') || s.contains('.') {
-- 
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