[PATCH] D16559: [CUDA] Add -fcuda-allow-variadic-functions.

[Justin Lebar via cfe-commits]

jlebar created this revision.
jlebar added a reviewer: tra.
jlebar added subscribers: bkramer, echristo, jhen, cfe-commits.

Turns out the variadic function checking added in r258643 was too strict
for some existing users; give them an escape valve.  When
-fcuda-allow-variadic-functions is passed, the front-end makes no
attempt to disallow C-style variadic functions.  Calls to va_arg are
still not allowed.

http://reviews.llvm.org/D16559

Files:
  include/clang/Basic/LangOptions.def
  include/clang/Driver/CC1Options.td
  lib/Frontend/CompilerInvocation.cpp
  lib/Sema/SemaDecl.cpp
  test/SemaCUDA/vararg.cu

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