[Support] Remove getPathFromOpenFD, it was unused

Summary:
It was added to support clang warnings about includes with case
mismatches, but it ended up not being necessary.

Reviewers: twoh, rafael

Subscribers: hiraditya, llvm-commits

Differential Revision: https://reviews.llvm.org/D36328

llvm-svn: 310078

1 files changed, 0 insertions, 90 deletions

diff --git a/llvm/unittests/Support/Path.cpp b/llvm/unittests/Support/Path.cpp
index 3e474f33ca6..f1c8e7f1bdc 100644
--- a/llvm/unittests/Support/Path.cpp
+++ b/llvm/unittests/Support/Path.cpp
@@ -1145,96 +1145,6 @@ TEST(Support, ReplacePathPrefix) {
   EXPECT_EQ(Path, "/foo");
 }
 
-TEST_F(FileSystemTest, PathFromFD) {
-  // Create a temp file.
-  int FileDescriptor;
-  SmallString<64> TempPath;
-  ASSERT_NO_ERROR(
-      fs::createTemporaryFile("prefix", "temp", FileDescriptor, TempPath));
-  FileRemover Cleanup(TempPath);
-
-  // Make sure it exists.
-  ASSERT_TRUE(sys::fs::exists(Twine(TempPath)));
-
-  // Try to get the path from the file descriptor
-  SmallString<64> ResultPath;
-  std::error_code ErrorCode =
-      fs::getPathFromOpenFD(FileDescriptor, ResultPath);
-
-  // If we succeeded, check that the paths are the same (modulo case):
-  if (!ErrorCode) {
-    // The paths returned by createTemporaryFile and getPathFromOpenFD
-    // should reference the same file on disk.
-    fs::UniqueID D1, D2;
-    ASSERT_NO_ERROR(fs::getUniqueID(Twine(TempPath), D1));
-    ASSERT_NO_ERROR(fs::getUniqueID(Twine(ResultPath), D2));
-    ASSERT_EQ(D1, D2);
-  }
-
-  ::close(FileDescriptor);
-}
-
-TEST_F(FileSystemTest, PathFromFDWin32) {
-  // Create a temp file.
-  int FileDescriptor;
-  SmallString<64> TempPath;
-  ASSERT_NO_ERROR(
-    fs::createTemporaryFile("prefix", "temp", FileDescriptor, TempPath));
-  FileRemover Cleanup(TempPath);
-
-  // Make sure it exists.
-  ASSERT_TRUE(sys::fs::exists(Twine(TempPath)));
-  
-  SmallVector<char, 8> ResultPath;
-  std::error_code ErrorCode =
-    fs::getPathFromOpenFD(FileDescriptor, ResultPath);
-
-  if (!ErrorCode) {
-    // Now that we know how much space is required for the path, create a path
-    // buffer with exactly enough space (sans null terminator, which should not
-    // be present), and call getPathFromOpenFD again to ensure that the API
-    // properly handles exactly-sized buffers.
-    SmallVector<char, 8> ExactSizedPath(ResultPath.size());
-    ErrorCode = fs::getPathFromOpenFD(FileDescriptor, ExactSizedPath);
-    ResultPath = ExactSizedPath;
-  }
-
-  if (!ErrorCode) {
-    fs::UniqueID D1, D2;
-    ASSERT_NO_ERROR(fs::getUniqueID(Twine(TempPath), D1));
-    ASSERT_NO_ERROR(fs::getUniqueID(Twine(ResultPath), D2));
-    ASSERT_EQ(D1, D2);
-  }
-  ::close(FileDescriptor);
-}
-
-TEST_F(FileSystemTest, PathFromFDUnicode) {
-  // Create a temp file.
-  int FileDescriptor;
-  SmallString<64> TempPath;
-
-  // Test Unicode: "<temp directory>/(pi)r^2<temp rand chars>.aleth.0"
-  ASSERT_NO_ERROR(
-    fs::createTemporaryFile("\xCF\x80r\xC2\xB2",
-                            "\xE2\x84\xB5.0", FileDescriptor, TempPath));
-  FileRemover Cleanup(TempPath);
-
-  // Make sure it exists.
-  ASSERT_TRUE(sys::fs::exists(Twine(TempPath)));
-
-  SmallVector<char, 8> ResultPath;
-  std::error_code ErrorCode =
-    fs::getPathFromOpenFD(FileDescriptor, ResultPath);
-
-  if (!ErrorCode) {
-    fs::UniqueID D1, D2;
-    ASSERT_NO_ERROR(fs::getUniqueID(Twine(TempPath), D1));
-    ASSERT_NO_ERROR(fs::getUniqueID(Twine(ResultPath), D2));
-    ASSERT_EQ(D1, D2);
-  }
-  ::close(FileDescriptor);
-}
-
 TEST_F(FileSystemTest, OpenFileForRead) {
   // Create a temp file.
   int FileDescriptor;