[PATCH] Update root CMake to define LLVM_ENABLE_DIA_SDK when appropriate.

[Chandler Carruth]

================
Comment at: include/llvm/Config/config.h.in:540-542
@@ -539,2 +539,5 @@
 
+/* Define if we have the DIA SDK */
+#undef LLVM_ENABLE_DIA_SDK
+
 /* Define if we have the Intel JIT API runtime support library */
----------------
Need to update the config.h.cmake as well.

================
Comment at: include/llvm/Config/llvm-config.h.cmake:83-85
@@ -82,2 +82,5 @@
 
+/* Define if we have the DIA SDK */
+#cmakedefine LLVM_ENABLE_DIA_SDK ${LLVM_ENABLE_DIA_SDK}
+
 /* Define if we have the Intel JIT API runtime support library */
----------------
We shouldn't expose this to our headers, or our installed headers.

http://reviews.llvm.org/D7457

EMAIL PREFERENCES
  http://reviews.llvm.org/settings/panel/emailpreferences/