Description of problem:
clang-2.8 and clang-2.9 are incompatible with GCC 4.6.  The problem is documented here: http://llvm.org/bugs/show_bug.cgi?id=9472


Version-Release number of selected component (if applicable):
clang-2.8-10.fc15.x86_64

How reproducible:
Always.

Steps to Reproduce:
1. echo "#include <algorithm>" | clang++ -x c++ -c -

See link to llvm bug above.  Any code that includes <algorithm> fails to compile.
  
Actual results:
Compilation fails with "unexpected type name" error.

Expected results:
A working executable as under Fedora 13.

Additional info:
This is a known incompatibility between clang++ up to 2.9 and GCC 4.6.