Add test case for '-include-pth'.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@67386 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/Preprocessor/include-pth.c b/test/Preprocessor/include-pth.c
new file mode 100644 (file)
index 0000000..d42550b
--- /dev/null
+++ b/test/Preprocessor/include-pth.c
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+// RUN: clang -x c-header file_to_include.h -o %t && clang -include-pth %t %s -E | grep 'file_to_include'