From fe3b5445284109b8b37c8cba1de5d5b59d1c5c62 Mon Sep 17 00:00:00 2001
From: Bill Currie <bill@taniwha.org>
Date: Wed, 13 Aug 2003 17:27:34 +0000
Subject: [PATCH] handle "return 0" a bit better. assumes location is is always
 0, but it always has been (and always /should/ be anyway:)

---
 libs/gamecode/engine/pr_exec.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/libs/gamecode/engine/pr_exec.c b/libs/gamecode/engine/pr_exec.c
index 8fa88e478..2f4ce27d9 100644
--- a/libs/gamecode/engine/pr_exec.c
+++ b/libs/gamecode/engine/pr_exec.c
@@ -690,7 +690,10 @@ PR_ExecuteProgram (progs_t * pr, func_t fnum)
 				break;
 			case OP_DONE:
 			case OP_RETURN:
-				if (&R_INT (pr) != &OPA.integer_var)
+				if (!st->a)
+					memset (&R_INT (pr), 0,
+							pr->pr_param_size * sizeof (OPA));
+				else if (&R_INT (pr) != &OPA.integer_var)
 					memcpy (&R_INT (pr), &OPA,
 							pr->pr_param_size * sizeof (OPA));
 				PR_LeaveFunction (pr);