add lit test

Signed-off-by: chenwei.sun <chenwei.sun@intel.com>

Author: tomflinda

clang/test/dpct/yaml_has_cuda_syntax/MainSourceFiles.ref

@@ -0,0 +1,7 @@
+// CHECK: MainSourceFilesDigest:
+// CHECK-NEXT:   - MainSourceFile:  '{{(.+)}}common.cpp'
+// CHECK-NEXT:     Digest:          {{(.+)}}
+// CHECK-NEXT:     HasCUDASyntax:   false
+// CHECK-NEXT:   - MainSourceFile:  '{{(.+)}}yaml_has_cuda_syntax/utils.cpp'
+// CHECK-NEXT:     Digest:          {{(.+)}}
+// CHECK-NEXT:     HasCUDASyntax:   true

clang/test/dpct/yaml_has_cuda_syntax/common.cpp

@@ -0,0 +1,32 @@
+// UNSUPPORTED: system-windows
+// RUN: echo "[" > %T/compile_commands.json
+// RUN: echo "    {" >> %T/compile_commands.json
+// RUN: echo "        \"command\": \"nvcc %S/common.cpp\"," >> %T/compile_commands.json
+// RUN: echo "        \"directory\": \"%T\"," >> %T/compile_commands.json
+// RUN: echo "        \"file\": \"%S/common.cpp\"" >> %T/compile_commands.json
+// RUN: echo "    }," >> %T/compile_commands.json
+// RUN: echo "    {" >> %T/compile_commands.json
+// RUN: echo "        \"command\": \"nvcc %S/utils.cpp\"," >> %T/compile_commands.json
+// RUN: echo "        \"directory\": \"%T\"," >> %T/compile_commands.json
+// RUN: echo "        \"file\": \"%S/utils.cpp\"" >> %T/compile_commands.json
+// RUN: echo "    }" >> %T/compile_commands.json
+// RUN: echo "]" >> %T/compile_commands.json
+
+// RUN: dpct -in-root=%S -p=%T --out-root=%T/out --cuda-include-path="%cuda-path/include"
+// RUN: FileCheck %s --match-full-lines --input-file %T/out/common.cpp
+// RUN: %if build_lit %{icpx -c -fsycl %T/out/common.cpp -o %T/out/common.o %}
+
+// RUN: FileCheck %S/utils.cpp --match-full-lines --input-file %T/out/utils.cpp.dp.cpp
+// RUN: %if build_lit %{icpx -c -fsycl %T/out/utils.cpp.dp.cpp -o %T/out/ utils.cpp.dp.o %}
+
+// RUN: cat %S/MainSourceFiles.ref > %T/out/check_MainSourceFiles.yaml
+// RUN: cat %T/out/MainSourceFiles.yaml >>%T/out/check_MainSourceFiles.yaml
+// RUN: FileCheck --match-full-lines --input-file %T/out/check_MainSourceFiles.yaml %T/out/check_MainSourceFiles.yaml
+
+// CHECK: #include <cmath>
+
+void test() {
+  int a = -1;
+  // CHECK: abs(a);
+  abs(a);
+}

clang/test/dpct/yaml_has_cuda_syntax/utils.cpp

@@ -0,0 +1,10 @@
+// UNSUPPORTED: system-windows
+// RUN: echo "empty command"
+
+
+#include <iostream>
+#include <cuda_runtime.h>
+
+// CHECK: void test_foo(){
+__device__ void test_foo(void){
+}