directory: some people (guess who!) may build llvm-gcc with support for objc but not with support for objc++. llvm-svn: 54471
llvm-svn: 42610
llvm_gcc_supports function that takes the language as an argument. Base that function on the new LLVMGCC_LANGS configured variable so that we don't have to execute feature checks during the test run. llvm-svn: 36322
llvm-svn: 36281