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libclang: document the purpose of createNull() 

llvm-svn: 174195
This commit is contained in:
Dmitri Gribenko 2013-02-01 16:38:41 +00:00
parent 74f3e1e028
commit 946aca8524
1 changed files with 2 additions and 0 deletions
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clang/tools/libclang/CXString.h
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@ -29,6 +29,8 @@ struct CXStringBuf;
CXString createEmpty(); CXString createEmpty();
/// \brief Create a CXString object for an NULL string. /// \brief Create a CXString object for an NULL string.
///
/// A NULL string should be used as an "invalid" value in case of errors.
CXString createNull(); CXString createNull();
/// \brief Create a CXString object from a C string. /// \brief Create a CXString object from a C string.