clang-format: Don't merge lines with comments.

Before:
  int f() { // comment return 42; }

After:
  int f() { // comment
    return 42;
  }

This fixes llvm.org/PR21769.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@223609 91177308-0d34-0410-b5e6-96231b3b80d8
NSRect, NSSize, NSPoint, NSRange literals
Add CodeGen tests for Size/Point
Add CodeGen test for NSRect/Size/Point/Range
Add CodeGen test for CGRect/Size/Point
Fix CodeGen for BoxedExpression
Remove redundant method parameters
Add has_feature_entry
Cleanup diagnostic
Add NSValue valueWithPointer: and valueWithNonretainedObject: methods support
Update docs
Add CodeGenObjC test for valueWithPointer:
Add CodeGenObjC test for valueWithNonretainedObject:
Add non-arc CodeGen test for NSValue boxed expressions
Strip whitespaces