Revert "a test for gcc-c++: compile and run a hello world program"

tests/p_gcc-c++/0-install_gcc-c++.sh

-#!/bin/bash
-# Author: Dries Verachtert <dries.verachtert@dries.eu>
-
-t_Log "$0 - installing gcc-c++"
-t_InstallPackage gcc-c++

tests/p_gcc-c++/1-test_hello_world.sh

-#!/bin/bash
-# Author: Dries Verachtert <dries.verachtert@dries.eu>
-
-t_Log "Running $0 - test gcc-c++ with a hello world program"
-
-CPPBINARY=`mktemp -q --suffix=.gcc-c++_test`
-
-cat <<EOF | g++ -x c++ -o $CPPBINARY -
-#include <iostream>
-int main(int argc, char** argv) {
-	std::cout << "Hello world!" << std::endl;
-}
-EOF
-
-$CPPBINARY | grep -q "Hello world"
-t_CheckExitStatus $?
-
-rm -f $CPPBINARY