From cc0a99e00aff1c05788396640938301cbdbcd32c Mon Sep 17 00:00:00 2001
From: Elliott Sales de Andrade <quantum.analyst@gmail.com>
Date: Mon, 9 Aug 2021 21:38:15 -0400
Subject: [PATCH 6/6] Increase mathfont test tolerance on some systems.

Signed-off-by: Elliott Sales de Andrade <quantum.analyst@gmail.com>
---
 lib/matplotlib/tests/test_mathtext.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/matplotlib/tests/test_mathtext.py b/lib/matplotlib/tests/test_mathtext.py
index b5fd906d2f..c475ef2cf4 100644
--- a/lib/matplotlib/tests/test_mathtext.py
+++ b/lib/matplotlib/tests/test_mathtext.py
@@ -1,5 +1,6 @@
 import io
 import os
+import platform
 import re
 
 import numpy as np
@@ -213,7 +214,8 @@ def test_mathtext_rendering_lightweight(baseline_images, fontset, index, text):
 @pytest.mark.parametrize(
     'fontset', ['cm', 'stix', 'stixsans', 'dejavusans', 'dejavuserif'])
 @pytest.mark.parametrize('baseline_images', ['mathfont'], indirect=True)
-@image_comparison(baseline_images=None, extensions=['png'])
+@image_comparison(baseline_images=None, extensions=['png'],
+                  tol=0.011 if platform.machine() in ('ppc64le', 's390x') else 0)
 def test_mathfont_rendering(baseline_images, fontset, index, text):
     mpl.rcParams['mathtext.fontset'] = fontset
     fig = plt.figure(figsize=(5.25, 0.75))
-- 
2.31.1