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authorMichael J. Spencer <bigcheesegs@gmail.com>2013-02-11 22:51:07 +0000
committerMichael J. Spencer <bigcheesegs@gmail.com>2013-02-11 22:51:07 +0000
commit86f18eb0b39804cf9cf1d17cdb58f44d8d846545 (patch)
tree35965edb6a7866664693506130f1abb969eb712d /include/llvm/Support/Compiler.h
parentb4b4fa80bab1387e50c5f1b08e1141f853d35204 (diff)
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[Support][Compiler] Add LLVM_HAS_VARIADIC_TEMPLATES.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174913 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Support/Compiler.h')
-rw-r--r--include/llvm/Support/Compiler.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/llvm/Support/Compiler.h b/include/llvm/Support/Compiler.h
index 61c40f4..92835fc 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