From: Justin Lebar <jlebar@google.com>
Date: Wed, 26 Oct 2016 22:13:20 +0000 (+0000)
Subject: [CUDA] Switch cuda_wrappers/complex to use a proper include guard instead of #pragma... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=544f03b560c821b57f542a877cd5873a3ff6e3b7;p=clang

[CUDA] Switch cuda_wrappers/complex to use a proper include guard instead of #pragma once.

This is consistent with the rest of our internal headers.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@285250 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Headers/cuda_wrappers/complex b/lib/Headers/cuda_wrappers/complex
index 01e097ff06..11d40a82a8 100644
--- a/lib/Headers/cuda_wrappers/complex
+++ b/lib/Headers/cuda_wrappers/complex
@@ -21,7 +21,8 @@
  *===-----------------------------------------------------------------------===
  */
 
-#pragma once
+#ifndef __CLANG_CUDA_WRAPPERS_COMPLEX
+#define __CLANG_CUDA_WRAPPERS_COMPLEX
 
 // Wrapper around <complex> that forces its functions to be __host__
 // __device__.
@@ -77,3 +78,5 @@
 #pragma pop_macro("_GLIBCXX_USE_C99_COMPLEX")
 
 #pragma clang force_cuda_host_device end
+
+#endif // include guard