Fixed MSVC cpuid.
diff --git a/Eigen/src/Core/util/Memory.h b/Eigen/src/Core/util/Memory.h
index e641908..1fc0a6c 100644
--- a/Eigen/src/Core/util/Memory.h
+++ b/Eigen/src/Core/util/Memory.h
@@ -595,9 +595,8 @@
# define EIGEN_CPUID(abcd,func,id) \
__asm__ __volatile__ ("cpuid": "=a" (abcd[0]), "=b" (abcd[1]), "=c" (abcd[2]), "=d" (abcd[3]) : "a" (func), "c" (id) );
# endif
-// TODO fix MSVC cpuid
-// #elif defined(_MSC_VER)
-// # define EIGEN_CPUID(abcd,func) __cpuid((int*)abcd,func)
+#elif defined(_MSC_VER)
+# define EIGEN_CPUID(abcd,func,id) __cpuidex((int*)abcd,func,id)
#endif
#ifdef EIGEN_CPUID