[ 40%] Building CXX object interpreter/llvm/src/lib/Analysis/CMakeFiles/LLVMAnalysis.dir/ConstantFolding.cpp.o
In file included from /home/abouibrahim.a/root-6.12.04/interpreter/llvm/src/lib/Analysis/ConstantFolding.cpp:49:0:
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:61:11: error: ‘::fenv_t’ has not been declared
   using ::fenv_t;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:62:11: error: ‘::fexcept_t’ has not been declared
   using ::fexcept_t;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:65:11: error: ‘::feclearexcept’ has not been declared
   using ::feclearexcept;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:66:11: error: ‘::fegetexceptflag’ has not been declared
   using ::fegetexceptflag;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:67:11: error: ‘::feraiseexcept’ has not been declared
   using ::feraiseexcept;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:68:11: error: ‘::fesetexceptflag’ has not been declared
   using ::fesetexceptflag;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:69:11: error: ‘::fetestexcept’ has not been declared
   using ::fetestexcept;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:71:11: error: ‘::fegetround’ has not been declared
   using ::fegetround;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:72:11: error: ‘::fesetround’ has not been declared
   using ::fesetround;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:74:11: error: ‘::fegetenv’ has not been declared
   using ::fegetenv;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:75:11: error: ‘::feholdexcept’ has not been declared
   using ::feholdexcept;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:76:11: error: ‘::fesetenv’ has not been declared
   using ::fesetenv;
           ^
/shared/apps/gnu-compilers/gnu-4.9.3/INSTALL/include/c++/4.9.3/cfenv:77:11: error: ‘::feupdateenv’ has not been declared
   using ::feupdateenv;
           ^
gmake[2]: *** [interpreter/llvm/src/lib/Analysis/CMakeFiles/LLVMAnalysis.dir/ConstantFolding.cpp.o] Error 1
gmake[1]: *** [interpreter/llvm/src/lib/Analysis/CMakeFiles/LLVMAnalysis.dir/all] Error 2
gmake: *** [all] Error 2