[PATCH] D11740: ABI versioning macros for libc++

[Evgeniy Stepanov via cfe-commits]

eugenis added inline comments.

================
Comment at: include/__config:252
@@ -246,1 +251,3 @@
+    defined(_LIBCPP_ALTERNATE_STRING_LAYOUT)
+#define _LIBCPP_ABI_ALTERNATE_STRING_LAYOUT
 #endif
----------------
EricWF wrote:
> I think he's demonstrating the patches functionality and intended usage by converting an existing option. Future ABI options should probably start with the macro prefix '_LIBCPP_ABI' anyway. 
Exactly.


Repository:
  rL LLVM

http://reviews.llvm.org/D11740