rust/src/test/rustdoc-ui/commandline-argfile.rs
Miguel Ojeda 755b3fc722 rustdoc: Support argument files
Factors out the `rustc_driver` logic that handles argument files
so that rustdoc supports them as well, e.g.:

    rustdoc @argfile

This is needed to be able to generate docs for projects that
already use argument files when compiling them, e.g. projects
that pass a huge number of `--cfg` arguments.

The feature was stabilized for `rustc` in #66172.

Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
2021-02-19 02:32:45 +01:00

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Rust

// Check to see if we can get parameters from an @argsfile file
//
// check-pass
// compile-flags: --cfg cmdline_set @{{src-base}}/commandline-argfile.args
#[cfg(not(cmdline_set))]
compile_error!("cmdline_set not set");
#[cfg(not(unbroken))]
compile_error!("unbroken not set");
fn main() {
}