From 5372949b4ae9b242ff6af61d05c8763e1bd4bd2e Mon Sep 17 00:00:00 2001
From: rsgowman <rgowman@google.com>
Date: Tue, 10 Apr 2018 12:37:18 -0400
Subject: Fix build on linux due to isnan not being present. (#1063)

Since we now include cmath rather than math.h, isnan is now named
std::isnan.
---
 Firestore/core/src/firebase/firestore/geo_point.cc       | 2 ++
 Firestore/core/src/firebase/firestore/util/comparison.cc | 2 ++
 2 files changed, 4 insertions(+)

(limited to 'Firestore/core')

diff --git a/Firestore/core/src/firebase/firestore/geo_point.cc b/Firestore/core/src/firebase/firestore/geo_point.cc
index 2f35390..1ed5126 100644
--- a/Firestore/core/src/firebase/firestore/geo_point.cc
+++ b/Firestore/core/src/firebase/firestore/geo_point.cc
@@ -20,6 +20,8 @@
 
 #include "Firestore/core/src/firebase/firestore/util/firebase_assert.h"
 
+using std::isnan;
+
 namespace firebase {
 namespace firestore {
 
diff --git a/Firestore/core/src/firebase/firestore/util/comparison.cc b/Firestore/core/src/firebase/firestore/util/comparison.cc
index bde7f84..b346277 100644
--- a/Firestore/core/src/firebase/firestore/util/comparison.cc
+++ b/Firestore/core/src/firebase/firestore/util/comparison.cc
@@ -19,6 +19,8 @@
 #include <cmath>
 #include <limits>
 
+using std::isnan;
+
 namespace firebase {
 namespace firestore {
 namespace util {
-- 
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