From ab567d84434a2962a2cf4d8803fb9c3eff8b3b96 Mon Sep 17 00:00:00 2001
From: Jerome Robert <jeromerobert@gmx.com>
Date: Tue, 21 Apr 2015 10:12:01 +0200
Subject: [PATCH] gemv: Ensure stack buffer is large enough to handle memory
 alignment

Ref #478
---
 interface/gemv.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/interface/gemv.c b/interface/gemv.c
index 405fad51f..d298d79f6 100644
--- a/interface/gemv.c
+++ b/interface/gemv.c
@@ -38,6 +38,7 @@
 
 #include <stdio.h>
 #include "common.h"
+#include "l1param.h"
 #ifdef FUNCTION_PROFILE
 #include "functable.h"
 #endif
@@ -214,6 +215,9 @@ void CNAME(enum CBLAS_ORDER order,
   volatile int stack_alloc_size = 0;
   //for gemv_n and gemv_t, try to allocate on stack
   stack_alloc_size = m + n;
+#ifdef ALIGNED_ACCESS
+  stack_alloc_size += 3;
+#endif
   if(stack_alloc_size < 128)
     //dgemv_n.S require a 128 bytes buffer
     stack_alloc_size = 128;