linux-kernel - [PATCH 1/2] perf: Make clang_has

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Date:   Fri,  5 Oct 2018 17:40:57 -0300
From:   Eduardo Habkost <ehabkost@...hat.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH 1/2] perf: Make clang_has_option() work on Python 3

Use a bytes literal so it works with Python 3's version of
Popen().  Note that the b"..." syntax requires Python 2.6+.

Signed-off-by: Eduardo Habkost <ehabkost@...hat.com>
---
 tools/perf/util/setup.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/setup.py b/tools/perf/util/setup.py
index 1942f6dd24f6..261a55e7e1b2 100644
--- a/tools/perf/util/setup.py
+++ b/tools/perf/util/setup.py
@@ -5,7 +5,7 @@ from subprocess import Popen, PIPE
 from re import sub
 
 def clang_has_option(option):
-    return [o for o in Popen(['clang', option], stderr=PIPE).stderr.readlines() if "unknown argument" in o] == [ ]
+    return [o for o in Popen(['clang', option], stderr=PIPE).stderr.readlines() if b"unknown argument" in o] == [ ]
 
 cc = getenv("CC")
 if cc == "clang":
-- 
2.18.0.rc1.1.g3f1ff2140