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Add LLVM_OVERRIDE and LLVM_FINAL C++11 compatibility macros.

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llvm-svn: 164005
This commit is contained in:
Craig Topper 2012-09-16 20:53:30 +00:00
parent 095e171fae
commit 73f5e77c6f
1 changed files with 16 additions and 0 deletions
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16
include/llvm/Support/Compiler.h
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@ -57,6 +57,22 @@
#define LLVM_DELETED_FUNCTION
#endif
/// LLVM_FINAL - Expands to 'final' if the compiler supports it.
/// Use to mark classes or virtual methods as final.
#if (__has_feature(cxx_override_control))
#define LLVM_FINAL final
#else
#define LLVM_FINAL
#endif
/// LLVM_OVERRIDE - Expands to 'override' if the compiler supports it.
/// Use to mark virtual methods as overriding a base class method.
#if (__has_feature(cxx_override_control))
#define LLVM_OVERRIDE override
#else
#define LLVM_OVERRIDE
#endif
/// LLVM_LIBRARY_VISIBILITY - If a class marked with this attribute is linked
/// into a shared library, then the class should be private to the library and
/// not accessible from outside it. Can also be used to mark variables and