[PATCH] D11658: [Sema] main can't be declared as global variable

[Davide Italiano via cfe-commits]

davide updated this revision to Diff 31932.
davide added a comment.

- Refactored check
- Added test for -ffreestanding in C
- Changed the diagnostic emitted

Also, thanks for your time and guidance.


http://reviews.llvm.org/D11658

Files:
  include/clang/Basic/DiagnosticSemaKinds.td
  lib/Sema/SemaDecl.cpp
  test/CXX/basic/basic.start/basic.start.main/p3.cpp
  test/Sema/warn-extern-main.c

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