Patch (by Andrew Kuchling of course) to prevent named back references

gvanrossum · gvanrossum · commit 1eadb4103640 · 1997-12-15T17:33:24.000Z
in the pattern to wear out the reference count on small integers.
diff --git a/Modules/pypcre.c b/Modules/pypcre.c
@@ -1832,7 +1832,7 @@ for (;; ptr++)
 	      }
 
 	      refnum = PyInt_AsLong(intobj);
-	      Py_DECREF(string); Py_DECREF(intobj);
+	      Py_DECREF(string); 
 	      *code++ = OP_REF;
 	      *code++ = refnum;
 	      /* The continue will cause the top-level for() loop to

Original file line number	Diff line number	Diff line change
`@@ -1832,7 +1832,7 @@ for (;; ptr++)`
`1832`	`1832`	`}`
`1833`	`1833`
`1834`	`1834`	`refnum = PyInt_AsLong(intobj);`
`1835`		`- Py_DECREF(string); Py_DECREF(intobj);`
	`1835`	`+ Py_DECREF(string);`
`1836`	`1836`	`*code++ = OP_REF;`
`1837`	`1837`	`*code++ = refnum;`
`1838`	`1838`	`/* The continue will cause the top-level for() loop to`