From: Guido van Rossum <guido@python.org>
Date: Thu, 6 Dec 2001 21:28:18 +0000 (+0000)
Subject: Fix for SF bug #489671 (Neil Norwitz): memory leak in test_richcmp.
X-Git-Tag: v2.2.1c1~502
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=35974fbf31fd2e2a64fd13a6565f1478ed8cfa6e;p=thirdparty%2FPython%2Fcpython.git

Fix for SF bug #489671 (Neil Norwitz): memory leak in test_richcmp.

Had nothing to do with rich comparisons -- some stack cleanup code was
lost as a result of merging in Neil Schemenauer's generators patch.
Reinserted the stack cleanup code, skipping it when yielding.
---

diff --git a/Python/ceval.c b/Python/ceval.c
index 6def4229172c..29d70826f2b9 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -2296,6 +2296,14 @@ eval_frame(PyFrameObject *f)
 
 	} /* main loop */
 
+	if (why != WHY_YIELD) {
+		/* Pop remaining stack entries -- but when yielding */
+		while (!EMPTY()) {
+			v = POP();
+			Py_XDECREF(v);
+		}
+	}
+
 	if (why != WHY_RETURN && why != WHY_YIELD)
 		retval = NULL;