__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ is a darwin-specific #define
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@56822 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 9454e34..6139f9d 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -42,7 +42,8 @@
static void getDarwinDefines(std::vector<char> &Defs) {
Define(Defs, "__APPLE__");
Define(Defs, "__MACH__");
-
+ Define(Defs, "__ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__=1050");
+
if (0) // darwin_pascal_strings
Define(Defs, "__PASCAL_STRINGS__");
}