commit 71b6c1af727fbe13525fb734568057d78cea33f3
author Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> Wed Oct 31 05:36:20 2018 -0700
committer GitHub <noreply@github.com> Wed Oct 31 05:36:20 2018 -0700
tree 5c21fd44694813a375597f3aa5e49f43e965f2fd
parent da15389fddb85cf8a97b81e75de7d77b5f505b56

bpo-35062: Fix parsing _io.IncrementalNewlineDecoder's *translate* argument. (GH-10217)


_io.IncrementalNewlineDecoder's initializer possibly assigns out-of-range
value to the bitwise struct field.
(cherry picked from commit b08746bfdf64e55ce33516f2065fa2aa4f51be95)

Co-authored-by: Xiang Zhang <angwerzx@126.com>

Modules/_io/textio.c

diff --git a/Modules/_io/textio.c b/Modules/_io/textio.c
index d6b1e94..73d1b2e 100644
--- a/Modules/_io/textio.c
+++ b/Modules/_io/textio.c
@@ -261,7 +261,7 @@
     }
     Py_INCREF(self->errors);
 
-    self->translate = translate;
+    self->translate = translate ? 1 : 0;
     self->seennl = 0;
     self->pendingcr = 0;