Douglas Gregor af82e3510b Introduce a new lexer function to compute the "preamble" of a file, ...

which is the part of the file that contains all of the initial
comments, includes, and preprocessor directives that occur before any
of the actual code. Added a new -print-preamble cc1 action that is
only used for testing.

llvm-svn: 108913

2010-07-20 20:18:03 +00:00

7.2 KiB

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