Fixes 2346.

Patches for the codegear compiler, with intrinsic type_traits support enabled.

[SVN r49169]

libs/type_traits

@@ -1 +1 @@
-Subproject commit 0126f5e95971f539e96fe59e40e8bb538524a670
+Subproject commit 2d7661d66114dec9a58b218c487628da4a07e386