Merge branch 'compiler' of https://github.com/urbanjost/fpm into compiler

Author: urbanjost

fpm/src/fpm_compiler.f90

@@ -52,6 +52,7 @@ subroutine add_compile_flag_defaults(build_name,compiler,model)
        & -fmax-errors=1&
        & -ffast-math&
        & -funroll-loops&
+       & -fcoarray=single&
        &'
     case('debug_gfortran')
        module_path_switch='-J '
@@ -64,6 +65,7 @@ subroutine add_compile_flag_defaults(build_name,compiler,model)
        & -fbounds-check&
        & -fcheck-array-temporaries&
        & -fbacktrace&
+       & -fcoarray=single&
        &'
 
     case('release_f95')