From: Sebastian <git@sraa.de>
Date: Mon, 28 Jul 2014 14:35:05 +0000 (+0000)
Subject: target: fail build on too small sizes
X-Git-Url: http://sraa.de/git/?a=commitdiff_plain;h=ef934b2414b85ebac7fac186cbc530b4f9a82e9c;p=lattice-boltzmann-epiphany.git

target: fail build on too small sizes

at least 1x1 cores and 3x3 blocks, please.
---

diff --git a/lb/esrc/lb_2d.c b/lb/esrc/lb_2d.c
index ff086a1..19bbf11 100644
--- a/lb/esrc/lb_2d.c
+++ b/lb/esrc/lb_2d.c
@@ -36,6 +36,8 @@ void init(void)
 {
 	/* compile-time checks */
 	BUILD_BUG(BLOCK_X * BLOCK_Y * sizeof(d2q9_node_t) > 24*1024);
+	BUILD_BUG(BLOCK_X < 3 || BLOCK_Y < 3);
+	BUILD_BUG(CORES_X < 1 || CORES_Y < 1);
 	BUILD_BUG(CORES_X > 4 || CORES_Y > 4);
 
 	/* core index */