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Diffstat (limited to 'clang/docs/PCHInternals.rst')
| -rw-r--r-- | clang/docs/PCHInternals.rst | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/clang/docs/PCHInternals.rst b/clang/docs/PCHInternals.rst index a36e65c199c..d247d3ed0aa 100644 --- a/clang/docs/PCHInternals.rst +++ b/clang/docs/PCHInternals.rst @@ -65,6 +65,9 @@ be included at the beginning of the translation unit. The extensions to the AST file format required for modules are discussed in the section on :ref:`modules <pchinternals-modules>`. +Clang's AST files are Mach-O, ELF, or COFF containers that contain a +``__clangast`` section which holds the AST bitstream. + Clang's AST files are designed with a compact on-disk representation, which minimizes both creation time and the time required to initially load the AST file. The AST file itself contains a serialized representation of Clang's |
