From 86f18eb0b39804cf9cf1d17cdb58f44d8d846545 Mon Sep 17 00:00:00 2001 From: "Michael J. Spencer" Date: Mon, 11 Feb 2013 22:51:07 +0000 Subject: [PATCH] [Support][Compiler] Add LLVM_HAS_VARIADIC_TEMPLATES. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174913 91177308-0d34-0410-b5e6-96231b3b80d8 --- include/llvm/Support/Compiler.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/llvm/Support/Compiler.h b/include/llvm/Support/Compiler.h index 61c40f4a19a..92835fce542 100644 --- a/include/llvm/Support/Compiler.h +++ b/include/llvm/Support/Compiler.h @@ -71,6 +71,16 @@ #define LLVM_HAS_CXX11_STDLIB 0 #endif +/// \macro LLVM_HAS_VARIADIC_TEMPLATES +/// \brief Does this compiler support variadic templates. +/// +/// Implies LLVM_HAS_RVALUE_REFERENCES and the existence of std::forward. +#if __has_feature(cxx_variadic_templates) +# define LLVM_HAS_VARIADIC_TEMPLATES 1 +#else +# define LLVM_HAS_VARIADIC_TEMPLATES 0 +#endif + /// llvm_move - Expands to ::std::move if the compiler supports /// r-value references; otherwise, expands to the argument. #if LLVM_HAS_RVALUE_REFERENCES -- 2.11.0