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authorJustin Lebar <jlebar@google.com>2016-01-23 21:28:14 +0000
committerJustin Lebar <jlebar@google.com>2016-01-23 21:28:14 +0000
commit3039a593db6f013c374d25b715a56e6098bfe17f (patch)
treeca83ab20af1fc04b6c6cf0c4f62b32ab5f1ef0ad /clang/test/CodeGenCUDA/Inputs/cuda.h
parenta8f0254bc1a4bdb3061d033cb5b9a3997bfc9a98 (diff)
downloadbcm5719-llvm-3039a593db6f013c374d25b715a56e6098bfe17f.tar.gz
bcm5719-llvm-3039a593db6f013c374d25b715a56e6098bfe17f.zip
[CUDA] Make printf work.
Summary: The code in CGCUDACall is largely based on a patch written by Eli Bendersky: http://lists.llvm.org/pipermail/llvm-commits/Week-of-Mon-20140324/210218.html That patch implemented an LLVM pass lowering printf to vprintf; this one does something similar, but in Clang codegen. Reviewers: echristo Subscribers: cfe-commits, jhen, tra, majnemer Differential Revision: http://reviews.llvm.org/D16372 llvm-svn: 258642
Diffstat (limited to 'clang/test/CodeGenCUDA/Inputs/cuda.h')
-rw-r--r--clang/test/CodeGenCUDA/Inputs/cuda.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/clang/test/CodeGenCUDA/Inputs/cuda.h b/clang/test/CodeGenCUDA/Inputs/cuda.h
index a9a4595a14a..9b9f43a1aaa 100644
--- a/clang/test/CodeGenCUDA/Inputs/cuda.h
+++ b/clang/test/CodeGenCUDA/Inputs/cuda.h
@@ -18,3 +18,5 @@ typedef struct cudaStream *cudaStream_t;
int cudaConfigureCall(dim3 gridSize, dim3 blockSize, size_t sharedSize = 0,
cudaStream_t stream = 0);
+
+extern "C" __device__ int printf(const char*, ...);
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