Enable cross-crate incremental compilation by default.

src/librustc/session/config.rs

@@ -963,7 +963,7 @@ options! {DebuggingOptions, DebuggingSetter, basic_debugging_options,
          "attempt to recover from parse errors (experimental)"),
    incremental: Option<String> = (None, parse_opt_string, [UNTRACKED],
          "enable incremental compilation (experimental)"),
    incremental_cc: bool = (false, parse_bool, [UNTRACKED],
    incremental_cc: bool = (true, parse_bool, [UNTRACKED],
          "enable cross-crate incremental compilation (even more experimental)"),
    incremental_info: bool = (false, parse_bool, [UNTRACKED],
        "print high-level information about incremental reuse (or the lack thereof)"),

src/test/incremental/add_private_fn_at_krate_root_cc/auxiliary/point.rs

@@ -8,8 +8,6 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// compile-flags: -Z incremental-cc

pub struct Point {
    pub x: f32,
    pub y: f32,

src/test/incremental/callee_caller_cross_crate/auxiliary/a.rs

@@ -8,8 +8,6 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// compile-flags: -Z incremental-cc

#![crate_type="rlib"]

#[cfg(rpass1)]

src/test/incremental/change_private_fn_cc/auxiliary/point.rs

@@ -8,8 +8,6 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// compile-flags: -Z incremental-cc

pub struct Point {
    pub x: f32,
    pub y: f32,

src/test/incremental/change_private_impl_method_cc/auxiliary/point.rs

@@ -8,8 +8,6 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// compile-flags: -Z incremental-cc

pub struct Point {
    pub x: f32,
    pub y: f32,

src/test/incremental/remapped_paths_cc/auxiliary/extern_crate.rs

@@ -10,9 +10,9 @@

// ignore-tidy-linelength

//[rpass1] compile-flags: -g -Zincremental-cc
//[rpass2] compile-flags: -g -Zincremental-cc
//[rpass3] compile-flags: -g -Zincremental-cc -Zremap-path-prefix-from={{src-base}} -Zremap-path-prefix-to=/the/src
//[rpass1] compile-flags: -g
//[rpass2] compile-flags: -g
//[rpass3] compile-flags: -g -Zremap-path-prefix-from={{src-base}} -Zremap-path-prefix-to=/the/src

#![feature(rustc_attrs)]
#![crate_type="rlib"]

src/test/incremental/remove-private-item-cross-crate/auxiliary/a.rs

@@ -8,8 +8,6 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// compile-flags: -Z incremental-cc

#![allow(warnings)]
#![crate_name = "a"]
#![crate_type = "rlib"]

src/test/incremental/rlib_cross_crate/auxiliary/a.rs

@@ -8,7 +8,6 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// compile-flags: -Z incremental-cc
// no-prefer-dynamic

#![crate_type="rlib"]

src/test/incremental/struct_change_field_type_cross_crate/auxiliary/a.rs

@@ -8,8 +8,6 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// compile-flags: -Z incremental-cc

#![crate_type="rlib"]

 #[cfg(rpass1)]

src/test/incremental/type_alias_cross_crate/auxiliary/a.rs

@@ -8,8 +8,6 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.

// compile-flags: -Z incremental-cc

#![crate_type="rlib"]

#[cfg(rpass1)]