readnone/readonly attributes.

llvm-svn: 67224

 - This is still suboptimal, but should at least be workable.

llvm-svn: 67223

llvm-svn: 67220

llvm-svn: 67219

There are some more complex cases (_Complex and structs)
that I'm still working on.

llvm-svn: 67218

(brings code in line with diagnostic.

llvm-svn: 67217

llvm-svn: 67216

llvm-svn: 67214

llvm-svn: 67207

llvm-svn: 67206

llvm-svn: 67205

llvm-svn: 67204

llvm-svn: 67193

llvm-svn: 67192

 - Support things like telling which -ffoo -fno-foo option won, and
   forwarding all arguments matching a certain set of options to the
   tool.

llvm-svn: 67189

argument translation.

Also, stub out clang tool implementation a bit more.

llvm-svn: 67185

(e.g., -filelist) are currently broken.

llvm-svn: 67183

llvm-svn: 67182

handled by driver. 
 - This is not very precise, we use it to drive the "forward-to-gcc"
   predicate, when trying to talk to a generic gcc tool.

 - Slightly better than what ccc was doing, and should be good
   enough. Platforms which want a robust driver should implement a
   proper tool chain.

llvm-svn: 67181

its commands).

llvm-svn: 67179

llvm-svn: 67178

construct any jobs).

llvm-svn: 67177

llvm-svn: 67174

that this does not include the implicit first argument (the executable
name).

llvm-svn: 67172

claim these.

llvm-svn: 67171

llvm-svn: 67170

llvm-svn: 67169

shadowing member.

llvm-svn: 67167

 - PR3830

llvm-svn: 67166

llvm-svn: 67165

llvm-svn: 67164

require a space (to avoid concatenation) if the numeric constant had a
leading period.
 - PR3819.

llvm-svn: 67163

llvm-svn: 67162

Actions so a simple tree traversal isn't quite good enough. Leaving a
FIXME for now.

llvm-svn: 67161

llvm-svn: 67160

earlier.

 - This gives us a simple ownership model, and allows clients access
   to more information should they ever want it.

 - We now free Actions correctly.

llvm-svn: 67158

flawed idea that llvm::sys::Path::getBasename was a version of
basename().

llvm-svn: 67153

var region roots.

llvm-svn: 67152

case.

llvm-svn: 67151

llvm-svn: 67150