From: Inada Naoki <songofacandy@gmail.com>
Date: Mon, 3 Jun 2019 22:38:10 +0000 (+0900)
Subject: bpo-37146: disable opcache when Py_DEBUG is defined (GH-13787)
X-Git-Tag: v3.8.0b1~15
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=eddef861b49f1635222a9e1771231c34a807debf;p=python

bpo-37146: disable opcache when Py_DEBUG is defined (GH-13787)

--with-pydebug is commonly used to find memory leaks.
But opcache makes it harder.
So disable opcache when Py_DEBUG is defined.
---

diff --git a/Python/ceval.c b/Python/ceval.c
index 0a4af915d6..2590ce6575 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -103,7 +103,14 @@ static long dxp[256];
 #endif
 
 /* per opcode cache */
+#ifdef Py_DEBUG
+// --with-pydebug is used to find memory leak.  opcache makes it harder.
+// So we disable opcache when Py_DEBUG is defined.
+// See bpo-37146
+#define OPCACHE_MIN_RUNS 0  /* disable opcache */
+#else
 #define OPCACHE_MIN_RUNS 1024  /* create opcache when code executed this time */
+#endif
 #define OPCACHE_STATS 0  /* Enable stats */
 
 #if OPCACHE_STATS