From a29a6d2068d71e8a2c7938097028d6283a84951d Mon Sep 17 00:00:00 2001
From: Marko Kreen <markokr@gmail.com>
Date: Wed, 28 Oct 2009 12:57:23 +0000
Subject: [PATCH] geterrcode(): Switch memory context to work around Assert()
 in CopyErrorData()

---
 src/execute.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/execute.c b/src/execute.c
index c62c285..f28114a 100644
--- a/src/execute.c
+++ b/src/execute.c
@@ -34,9 +34,12 @@
 #if PG_VERSION_NUM < 80400
 static int geterrcode(void)
 {
+	/* switch context to work around Assert() in CopyErrorData() */
+	MemoryContext ctx = MemoryContextSwitchTo(TopMemoryContext);
 	ErrorData *edata = CopyErrorData();
 	int code = edata->sqlerrcode;
-	FreeErrorData(edata); /* unnecessary? */
+	FreeErrorData(edata);
+	MemoryContextSwitchTo(ctx);
 	return code;
 }
 #endif
-- 
2.39.5