[PATCH] D61646: Include corecrt.h/vcruntime.h to improve MS compatibility

[Reid Kleckner via Phabricator via cfe-commits]

rnk added inline comments.


================
Comment at: lib/Headers/stdarg.h:13
 
+#if defined(_MSC_VER)
+#include <vcruntime.h>
----------------
Please add a comment about why we're including this otherwise unneeded header.


================
Comment at: lib/Headers/stddef.h:22
+
+#if defined(_MSC_VER)
+#include <corecrt.h>
----------------
Please add a similar comment here.


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  https://reviews.llvm.org/D61646/new/

https://reviews.llvm.org/D61646