--- llvm-3.2.ebuild	2012-12-21 13:18:12.000000000 +0400
+++ llvm-3.2-r1.ebuild	2012-12-22 07:54:40.000000000 +0400
@@ -13,7 +13,7 @@
 LICENSE="UoI-NCSA"
 SLOT="0"
 KEYWORDS="~amd64 ~arm ~ppc ~x86 ~amd64-fbsd ~x86-fbsd ~x64-freebsd ~amd64-linux ~x86-linux ~ppc-macos ~x64-macos"
-IUSE="debug doc gold +libffi multitarget ocaml test udis86 vim-syntax"
+IUSE="c++0x debug doc gold +libffi multitarget ocaml test udis86 vim-syntax"
 
 DEPEND="dev-lang/perl
 	dev-python/sphinx
@@ -111,7 +111,8 @@
 		--with-optimize-option=
 		$(use_enable !debug optimized)
 		$(use_enable debug assertions)
-		$(use_enable debug expensive-checks)"
+		$(use_enable debug expensive-checks)
+		$(use_enable c++0x cxx11)"
 
 	if use multitarget; then
 		CONF_FLAGS="${CONF_FLAGS} --enable-targets=all"