diff --git a/test/input.output/iostream.format/input.streams/istream.unformatted/get.pass.cpp b/test/input.output/iostream.format/input.streams/istream.unformatted/get.pass.cpp
index 1309a00df..3d4df9cbb 100644
--- a/test/input.output/iostream.format/input.streams/istream.unformatted/get.pass.cpp
+++ b/test/input.output/iostream.format/input.streams/istream.unformatted/get.pass.cpp
@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 //
 // XFAIL: with_system_lib=x86_64-apple-darwin11
+// XFAIL: with_system_lib=x86_64-apple-darwin12
 
 // <istream>
 
diff --git a/test/input.output/iostream.format/input.streams/istream.unformatted/get_chart.pass.cpp b/test/input.output/iostream.format/input.streams/istream.unformatted/get_chart.pass.cpp
index ee46566c9..d060ccce4 100644
--- a/test/input.output/iostream.format/input.streams/istream.unformatted/get_chart.pass.cpp
+++ b/test/input.output/iostream.format/input.streams/istream.unformatted/get_chart.pass.cpp
@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 //
 // XFAIL: with_system_lib=x86_64-apple-darwin11
+// XFAIL: with_system_lib=x86_64-apple-darwin12
 
 // <istream>
 
diff --git a/test/input.output/iostream.format/input.streams/istream.unformatted/read.pass.cpp b/test/input.output/iostream.format/input.streams/istream.unformatted/read.pass.cpp
index b57014a9f..636cf078d 100644
--- a/test/input.output/iostream.format/input.streams/istream.unformatted/read.pass.cpp
+++ b/test/input.output/iostream.format/input.streams/istream.unformatted/read.pass.cpp
@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 //
 // XFAIL: with_system_lib=x86_64-apple-darwin11
+// XFAIL: with_system_lib=x86_64-apple-darwin12
 
 // <istream>
 
diff --git a/test/numerics/complex.number/complex.ops/stream_input.pass.cpp b/test/numerics/complex.number/complex.ops/stream_input.pass.cpp
index 1876147af..107eefc01 100644
--- a/test/numerics/complex.number/complex.ops/stream_input.pass.cpp
+++ b/test/numerics/complex.number/complex.ops/stream_input.pass.cpp
@@ -8,6 +8,7 @@
 //===----------------------------------------------------------------------===//
 //
 // XFAIL: with_system_lib=x86_64-apple-darwin11
+// XFAIL: with_system_lib=x86_64-apple-darwin12
 
 // <complex>