From 018e85f150d0a1b4b1ab64cfdf843e5bc23d60d0 Mon Sep 17 00:00:00 2001
From: Davis King <davis@dlib.net>
Date: Sun, 24 Apr 2016 10:05:37 -0400
Subject: [PATCH] Improved CHECK_CUDA() macro

---
 dlib/dnn/cuda_utils.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlib/dnn/cuda_utils.h b/dlib/dnn/cuda_utils.h
index 90e5adf2f..40695371e 100644
--- a/dlib/dnn/cuda_utils.h
+++ b/dlib/dnn/cuda_utils.h
@@ -15,7 +15,7 @@
 
 // Check the return value of a call to the CUDA runtime for an error condition.
 #define CHECK_CUDA(call)                                                       \
-{                                                                              \
+do{                                                                              \
     const cudaError_t error = call;                                            \
     if (error != cudaSuccess)                                                  \
     {                                                                          \
@@ -24,7 +24,7 @@
         sout << "code: " << error << ", reason: " << cudaGetErrorString(error);\
         throw dlib::cuda_error(sout.str());                                          \
     }                                                                          \
-}
+}while(false)
 
 // ----------------------------------------------------------------------------------------