# HG changeset patch
# User Matthew Wild <mwild1@gmail.com>
# Date 1290255192 0
# Node ID 14d2400ec059b2b093056e2db71506ad468b21f9
# Parent  80cc68dd8222dbe9864899b1a2eb7596b8d71d74
Don't try and print current position in the Lua script with no valid frame

diff -r 80cc68dd8222 -r 14d2400ec059 lvm.js
--- a/lvm.js	Sat Nov 20 12:12:46 2010 +0000
+++ b/lvm.js	Sat Nov 20 12:13:12 2010 +0000
@@ -696,8 +696,11 @@
 catch(e)
 {
 	var currframe = testvm.callstack[testvm.callstack.length-1];
-	var currfunc = currframe.f;
-	sys.print("lvm.js: "+(currfunc.sourceName||"=<unknown>").substr(1)+":"+(currfunc.sourceLines[currframe.pc]||"<unknown>")+": ");
+	if(currframe)
+	{
+		var currfunc = currframe.f;
+		sys.print("lvm.js: "+(currfunc.sourceName||"=<unknown>").substr(1)+":"+(currfunc.sourceLines[currframe.pc]||"<unknown>")+": ");
+	}
 	sys.puts(e);
 	if(typeof(e) == "object" && "stack" in e)
 		sys.puts(e.stack);