# HG changeset patch
# User Mark Thomas <mbthomas@fb.com>
# Date 2018-10-14 09:24:36
# Node ID e4f82db071a4a5870b3830552e0703f208d91a32
# Parent  29b0e9cd02f401969cbc6fd67b80ceb9bfd18c10

py3: fix test-diff-color.t

Differential Revision: https://phab.mercurial-scm.org/D5095

diff --git a/contrib/python3-whitelist b/contrib/python3-whitelist
--- a/contrib/python3-whitelist
+++ b/contrib/python3-whitelist
@@ -124,6 +124,7 @@ test-default-push.t
 test-diff-antipatience.t
 test-diff-binary-file.t
 test-diff-change.t
+test-diff-color.t
 test-diff-copy-depth.t
 test-diff-hashes.t
 test-diff-ignore-whitespace.t
diff --git a/mercurial/patch.py b/mercurial/patch.py
--- a/mercurial/patch.py
+++ b/mercurial/patch.py
@@ -2480,7 +2480,7 @@ def diffsinglehunkinline(hunklines):
                 endspaces = chomp[len(token):]
             # scan tabs
             for maybetab in tabsplitter.findall(token):
-                if '\t' == maybetab[0]:
+                if b'\t' == maybetab[0:1]:
                     currentlabel = 'diff.tab'
                 else:
                     if changed: