From 3182b1c330c8d1bc2abee0e1de537e0babb2ae85 Mon Sep 17 00:00:00 2001
From: Jeff Donahue <jeff.donahue@gmail.com>
Date: Sun, 7 Sep 2014 11:47:31 +0200
Subject: [PATCH] add <cuda>/lib64 only if exists to suppress linker warnings

---
 Makefile | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 546de93..525e7e9 100644
--- a/Makefile
+++ b/Makefile
@@ -151,7 +151,13 @@ NONEMPTY_WARN_REPORT := $(BUILD_DIR)/$(WARNS_EXT)
 # Derive include and lib directories
 ##############################
 CUDA_INCLUDE_DIR := $(CUDA_DIR)/include
-CUDA_LIB_DIR := $(CUDA_DIR)/lib64 $(CUDA_DIR)/lib
+
+CUDA_LIB_DIR :=
+# add <cuda>/lib64 only if it exists
+ifneq ("$(wildcard $(CUDA_DIR)/lib64)","")
+	CUDA_LIB_DIR += $(CUDA_DIR)/lib64
+endif
+CUDA_LIB_DIR += $(CUDA_DIR)/lib
 
 INCLUDE_DIRS += $(BUILD_INCLUDE_DIR) ./src ./include
 ifneq ($(CPU_ONLY), 1)
-- 
2.7.4