Modify DeclaratorChuck::getFunction to be passed an Exception Specification…

Description

Modify DeclaratorChuck::getFunction to be passed an Exception Specification SourceRange

Summary:

  • Store the exception specification range's begin and end SourceLocation in DeclaratorChuck::FunctionTypeInfo. These SourceLocations can be used in a FixItHint Range.
  • Add diagnostic; function concept having an exception specification.

Reviewers: hubert.reinterpretcast, fraggamuffin, faisalv, aaron.ballman, rsmith

Subscribers: cfe-commits

Differential Revision: http://reviews.llvm.org/D11789