Add mode_t to the config.h generated by cmake on win32. Used by clang.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@64555 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/cmake/config-ix.cmake b/cmake/config-ix.cmake
index 5158bfe..cbe48d8 100755
--- a/cmake/config-ix.cmake
+++ b/cmake/config-ix.cmake
@@ -69,6 +69,7 @@
 
 if( MSVC )
   set(error_t int)
+  set(mode_t "unsigned short")
   set(LTDL_SHLIBPATH_VAR "PATH")
   set(LTDL_SYSSEARCHPATH "")
   set(LTDL_DLOPEN_DEPLIBS 1)
diff --git a/include/llvm/Config/config.h.cmake b/include/llvm/Config/config.h.cmake
index 12846fe..82f8828 100644
--- a/include/llvm/Config/config.h.cmake
+++ b/include/llvm/Config/config.h.cmake
@@ -551,6 +551,9 @@
 /* Define to a type to use for `error_t' if it is not otherwise available. */
 #cmakedefine error_t ${error_t}
 
+/* Define to a type to use for `mode_t' if it is not otherwise available. */
+#cmakedefine mode_t ${mode_t}
+
 /* Define to `int' if <sys/types.h> does not define. */
 #undef pid_t