Running the dmd tests on Gentoo 2.6.32 fails with an unexpected EBADF.
--------------------
dmd/test$ make
(== snip ==)
... runnable/bench1.d              -d  (-inline -release -gc -O -unittest -fPIC)
sh: 10000: Bad file descriptor
Test failed.  The logged output:
(== snip ==)
--------------------

The problem is the test driver. It issues "test_results/runnable/bench1 10000> " to the shell, in which the "10000>" part is wrong.

Patch:
====================
--- test/d_do_test.d
+++ test/d_do_test.d
@@ -204,7 +204,7 @@ void execute(ref File f, string command, bool expectpass)
     scope(exit) if (std.file.exists(filename)) std.file.remove(filename);
 
     f.writeln(command);
-    auto rc = system(command ~ "> " ~ filename ~ " 2>&1");
+    auto rc = system(command ~ " > " ~ filename ~ " 2>&1");
 
     f.write(readText(filename));