with_forced_impl_filename_line in rustc_middle::ty::print - Rust
Description: Force us to name impls with just the filename/line number. We normally try to use types. But at some points, notably while printing cycle errors, this can result in extra or suboptimal error output, so this variable disables that check.

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## with_forced_impl_filename_line

# Macro with_forced_impl_filename_line

Source

    pub macro with_forced_impl_filename_line($e:expr) {
        ...
    }

Expand description

Force us to name impls with just the filename/line number. We normally try to use types. But at some points, notably while printing cycle errors, this can result in extra or suboptimal error output, so this variable disables that check.