From 19331670460f82e0e82eac35db5a9e85e8b05171 Mon Sep 17 00:00:00 2001
From: David Chisnall <theraven@theravensnest.org>
Date: Sun, 27 Dec 2015 15:38:03 +0100
Subject: [PATCH] Copy (retain) blocks when they are used as IMPs.

---
 block_to_imp.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/block_to_imp.c b/block_to_imp.c
index e6c771f..1ad3211 100644
--- a/block_to_imp.c
+++ b/block_to_imp.c
@@ -149,6 +149,7 @@ IMP imp_implementationWithBlock(void *block)
 	// If we don't have a trampoline intrinsic for this architecture, return a
 	// null IMP.
 	if (0 >= trampolineSize) { return 0; }
+	block = Block_copy(block);
 	// Allocate some trampolines if this is the first time that we need to do this.
 	if (*setptr == NULL)
 	{