fix path:
```
$ find /tmp/vsc40023/easybuild_build/Clang/3.4.1/GCC-4.8.2 -name constructors.c
/tmp/vsc40023/easybuild_build/Clang/3.4.1/GCC-4.8.2/cfe-3.4.1.src/test/Driver/constructors.c
```