Clang EPEL package failures

Amazon_2013.09.txt

$ clang++ -v test.cpp
clang version 3.4 (tags/RELEASE_34/final)
Target: x86_64-redhat-linux-gnu
Thread model: posix
Selected GCC installation:
 "/usr/bin/clang" -cc1 -triple x86_64-redhat-linux-gnu -emit-obj -mrelax-all -disable-free -disable-llvm-verifier -main-file-name test.cpp -mrelocation-model static -mdisable-fp-elim -fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables -target-cpu x86-64 -target-linker-version 2.20.51.0.2 -v -resource-dir /usr/bin/../lib/clang/3.4 -internal-isystem /usr/local/include -internal-isystem /usr/bin/../lib/clang/3.4/include -internal-externc-isystem /include -internal-externc-isystem /usr/include -fdeprecated-macro -fdebug-compilation-dir /home/ec2-user -ferror-limit 19 -fmessage-length 179 -mstackrealign -fobjc-runtime=gcc -fcxx-exceptions -fexceptions -fdiagnostics-show-option -fcolor-diagnostics -vectorize-slp -o /tmp/test-377209.o -x c++ test.cpp
clang -cc1 version 3.4 based upon LLVM 3.4 default target x86_64-redhat-linux-gnu
ignoring nonexistent directory "/include"
#include "..." search starts here:
#include <...> search starts here:
 /usr/local/include
 /usr/bin/../lib/clang/3.4/include
 /usr/include
End of search list.
test.cpp:1:10: fatal error: 'iostream' file not found
#include <iostream>
         ^
1 error generated.

Fedora_20.txt

$ clang++ -v test.cpp
clang version 3.3 (tags/RELEASE_33/final)
Target: x86_64-redhat-linux-gnu
Thread model: posix
 "/usr/bin/clang" -cc1 -triple x86_64-redhat-linux-gnu -emit-obj -mrelax-all -disable-free -disable-llvm-verifier -main-file-name test.cpp -mrelocation-model static -mdisable-fp-elim -fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables -target-cpu x86-64 -target-linker-version 2.23.2 -v -resource-dir /usr/bin/../lib/clang/3.3 -internal-isystem /usr/local/include -internal-isystem /usr/bin/../lib/clang/3.3/include -internal-externc-isystem /usr/include -internal-externc-isystem /usr/lib/gcc/x86_64-redhat-linux/4.8.2/include -fdeprecated-macro -fdebug-compilation-dir /home/fedora -ferror-limit 19 -fmessage-length 179 -mstackrealign -fobjc-runtime=gcc -fobjc-default-synthesize-properties -fcxx-exceptions -fexceptions -fdiagnostics-show-option -fcolor-diagnostics -backend-option -vectorize-loops -o /tmp/test-JSQviq.o -x c++ test.cpp
clang -cc1 version 3.3 based upon LLVM 3.3 default target x86_64-redhat-linux-gnu
ignoring nonexistent directory "/usr/lib/gcc/x86_64-redhat-linux/4.8.2/include"
#include "..." search starts here:
#include <...> search starts here:
 /usr/local/include
 /usr/bin/../lib/clang/3.3/include
 /usr/include
End of search list.
test.cpp:1:10: fatal error: 'iostream' file not found
#include <iostream>
         ^
1 error generated.

RedHat_6.4.txt

$ clang++ -v test.cpp
clang version 3.4 (tags/RELEASE_34/final)
Target: x86_64-redhat-linux-gnu
Thread model: posix
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-redhat-linux/4.4.4
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-redhat-linux/4.4.7
Found candidate GCC installation: /usr/lib/gcc/x86_64-redhat-linux/4.4.4
Found candidate GCC installation: /usr/lib/gcc/x86_64-redhat-linux/4.4.7
Selected GCC installation:
 "/usr/bin/clang" -cc1 -triple x86_64-redhat-linux-gnu -emit-obj -mrelax-all -disable-free -disable-llvm-verifier -main-file-name test.cpp -mrelocation-model static -mdisable-fp-elim -fmath-errno -masm-verbose -mconstructor-aliases -munwind-tables -target-cpu x86-64 -target-linker-version 2.20.51.0.2 -v -resource-dir /usr/bin/../lib/clang/3.4 -internal-isystem /usr/local/include -internal-isystem /usr/bin/../lib/clang/3.4/include -internal-externc-isystem /include -internal-externc-isystem /usr/include -fdeprecated-macro -fdebug-compilation-dir /home/ec2-user -ferror-limit 19 -fmessage-length 179 -mstackrealign -fobjc-runtime=gcc -fcxx-exceptions -fexceptions -fdiagnostics-show-option -fcolor-diagnostics -vectorize-slp -o /tmp/test-dfcacb.o -x c++ test.cpp
clang -cc1 version 3.4 based upon LLVM 3.4 default target x86_64-redhat-linux-gnu
ignoring nonexistent directory "/include"
#include "..." search starts here:
#include <...> search starts here:
 /usr/local/include
 /usr/bin/../lib/clang/3.4/include
 /usr/include
End of search list.
test.cpp:1:10: fatal error: 'iostream' file not found
#include <iostream>
         ^
1 error generated.