From f12a1e95816adbfaffb86a2cd809150e3bf49b8d Mon Sep 17 00:00:00 2001
From: Ben Sander <ben.sander@amd.com>
Date: Sat, 13 Feb 2016 03:17:42 -0600
Subject: [PATCH] Enable -O3, style points on array size

---
 samples/1_Utils/hipBusBandwidth/Makefile            | 3 ++-
 samples/1_Utils/hipBusBandwidth/hipBusBandwidth.cpp | 6 +++---
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/samples/1_Utils/hipBusBandwidth/Makefile b/samples/1_Utils/hipBusBandwidth/Makefile
index d233216313..77a92fb1a6 100644
--- a/samples/1_Utils/hipBusBandwidth/Makefile
+++ b/samples/1_Utils/hipBusBandwidth/Makefile
@@ -2,11 +2,12 @@ HIP_PATH?=$(shell hipconfig -p)
 HIPCC=$(HIP_PATH)/bin/hipcc
 
 EXE=hipBusBandwidth
+CXXFLAGS = -O3 -g
 
 all: install
 
 $(EXE): hipBusBandwidth.cpp ResultDatabase.cpp
-	$(HIPCC) $^ -o $@
+	$(HIPCC) $(CXXFLAGS) $^ -o $@
 
 install: $(EXE)
 	cp $(EXE) $(HIP_PATH)/bin
diff --git a/samples/1_Utils/hipBusBandwidth/hipBusBandwidth.cpp b/samples/1_Utils/hipBusBandwidth/hipBusBandwidth.cpp
index b847f8db40..d276725921 100644
--- a/samples/1_Utils/hipBusBandwidth/hipBusBandwidth.cpp
+++ b/samples/1_Utils/hipBusBandwidth/hipBusBandwidth.cpp
@@ -52,9 +52,9 @@ bool          p_d2h = true;
 void RunBenchmark_H2D(ResultDatabase &resultDB) 
 {
     // Sizes are in kb
-    int nSizes  = 20;
-    int sizes[20] = {1,2,4,8,16,32,64,128,256,512,1024,2048,4096,8192,16384,
-		     32768,65536,131072,262144,524288};
+    int sizes[] = {1,2,4,8,16,32,64,128,256,512,1024,2048,4096,8192,16384, 32768,65536,131072,262144,524288};
+    int nSizes  = sizeof(sizes) / sizeof(int);
+
     long long numMaxFloats = 1024 * (sizes[nSizes-1]) / 4;
 
     hipSetDevice(p_device);