Backport PR #15556: Fix test suite compat with ghostscript 9.50.

tacaswell · MeeseeksDev[bot] · commit cd2231fead0e · 2019-10-29T06:22:07.000Z
diff --git a/lib/matplotlib/testing/compare.py b/lib/matplotlib/testing/compare.py
@@ -130,7 +130,7 @@ def __call__(self, orig, dest):
         if not self._proc:
             self._proc = subprocess.Popen(
                 [mpl._get_executable_info("gs").executable,
-                 "-dNOPAUSE", "-sDEVICE=png16m"],
+                 "-dNOSAFER", "-dNOPAUSE", "-sDEVICE=png16m"],
                 # As far as I can see, ghostscript never outputs to stderr.
                 stdin=subprocess.PIPE, stdout=subprocess.PIPE)
             try:
