whose sema decl is at the translation unit.

llvm-svn: 67249

llvm-svn: 67248

SVal::GetRValueSymbolVal do the checking if we can symbolicate a type instead of
having BasicStoreManager do it (which wasn't always doing the check
consistently). Having this check in SVal::GetRValueSymbolVal keeps the check in
one centralized place.

llvm-svn: 67245

if our usual methods fail. This isn't necessary for running the tool,
but improves the accuracy of logging output.

Also, have GCC tools lookup gcc program path.

llvm-svn: 67243

llvm-svn: 67241

llvm-svn: 67240

llvm-svn: 67238

''
   '
 '

llvm-svn: 67237

and the token after the # should be expanded if it is not a valid directive.
This allows us to transform things like:

#define FOO BAR
# FOO

into # BAR, even though FOO is not normally expanded for directives.

This should fix PR3833

llvm-svn: 67236

llvm-svn: 67235

# 4 

llvm-svn: 67233

#define Y X ## .
Y

are ok in .S files.

llvm-svn: 67231

llvm-svn: 67230

programs.

llvm-svn: 67229

llvm-svn: 67228

llvm-svn: 67227

llvm-svn: 67226

llvm-svn: 67225

readnone/readonly attributes.

llvm-svn: 67224

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

llvm-svn: 67223

llvm-svn: 67221

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: 67213

'DiagnosticControlled'.

llvm-svn: 67209

llvm-svn: 67207

llvm-svn: 67206

llvm-svn: 67205

llvm-svn: 67204

llvm-svn: 67193

llvm-svn: 67192

llvm-svn: 67190

 - 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

llvm-svn: 67184

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

llvm-svn: 67183