Merge changes to clang's Driver code into LLVM's Option library

This is in preparation for switching the clang driver over to using LLVM's
Option library.  Richard Smith introduced most of these changes to the clang
driver in r167638.

Reviewers: espindola on IRC

Differential Revision: http://llvm-reviews.chandlerc.com/D970

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183925 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Kleckner
2013-06-13 18:12:12 +00:00
parent a65ee83ea9
commit 1ee21dc1e1
4 changed files with 45 additions and 11 deletions

View File

@@ -222,8 +222,17 @@ public:
/// negation are present, the last one wins.
bool hasFlag(OptSpecifier Pos, OptSpecifier Neg, bool Default=true) const;
/// hasFlag - Given an option \p Pos, an alias \p PosAlias and its negative
/// form \p Neg, return true if the option or its alias is present, false if
/// the negation is present, and \p Default if none of the options are
/// given. If multiple options are present, the last one wins.
bool hasFlag(OptSpecifier Pos, OptSpecifier PosAlias, OptSpecifier Neg,
bool Default = true) const;
/// AddLastArg - Render only the last argument match \p Id0, if present.
void AddLastArg(ArgStringList &Output, OptSpecifier Id0) const;
void AddLastArg(ArgStringList &Output, OptSpecifier Id0,
OptSpecifier Id1) const;
/// AddAllArgs - Render all arguments matching the given ids.
void AddAllArgs(ArgStringList &Output, OptSpecifier Id0,