[Python-checkins] bpo-26219: Fix compiler warning in _PyCode_InitOpcache() (GH-13997) (GH-14000)

Victor Stinner webhook-mailer at python.org
Wed Jun 12 06:15:14 EDT 2019

commit: 996e52623af3854552d41751e0c2522bc0a7e84f
branch: 3.8
author: Miss Islington (bot) <31488909+miss-islington at users.noreply.github.com>
committer: Victor Stinner <vstinner at redhat.com>
date: 2019-06-12T12:14:43+02:00

bpo-26219: Fix compiler warning in _PyCode_InitOpcache() (GH-13997) (GH-14000)

Fix MSVC warning:

    objects\codeobject.c(285): warning C4244: '=':
    conversion from 'Py_ssize_t' to 'unsigned char',
    possible loss of data
(cherry picked from commit 376ce9852eec4e97745c723f0dd0fe64383c6cd3)

Co-authored-by: Victor Stinner <vstinner at redhat.com>

M Objects/codeobject.c

diff --git a/Objects/codeobject.c b/Objects/codeobject.c
index 63ce4793597a..1333cc833e1e 100644
--- a/Objects/codeobject.c
+++ b/Objects/codeobject.c
@@ -282,7 +282,7 @@ _PyCode_InitOpcache(PyCodeObject *co)
         co->co_opcache = NULL;
-    co->co_opcache_size = opts;
+    co->co_opcache_size = (unsigned char)opts;
     return 0;

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