Hide stderr in case -dumpfullversion is not available

OP2 · Oct 9, 2017 · 268d1a9 · 268d1a9
1 parent 13df304
commit 268d1a9
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/pyop2/compilation.py b/pyop2/compilation.py
@@ -82,11 +82,13 @@ def sniff_compiler_version(cc):
     if compiler in ["gcc", "icc"]:
         try:
             # gcc-7 series only spits out patch level on dumpfullversion.
-            ver = subprocess.check_output([cc, "-dumpfullversion"]).decode("utf-8")
+            ver = subprocess.check_output([cc, "-dumpfullversion"],
+                                          stderr=subprocess.DEVNULL).decode("utf-8")
             ver = version.StrictVersion(ver.strip())
         except subprocess.CalledProcessError:
             try:
-                ver = subprocess.check_output([cc, "-dumpversion"]).decode("utf-8")
+                ver = subprocess.check_output([cc, "-dumpversion"],
+                                              stderr=subprocess.DEVNULL).decode("utf-8")
                 ver = version.StrictVersion(ver.strip())
             except (subprocess.CalledProcessError, UnicodeDecodeError):
                 pass