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Rollup merge of #76158 - mati865:self-contained-option, r=petrochenkov

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Stabilise link-self-contained option

MCP has been accepted: https://github.com/rust-lang/compiler-team/issues/343

I'll add improved heuristic in next PR.
This commit is contained in:
Tyler Mandry 2020-09-01 18:24:36 -07:00 • committed by GitHub
commit 4a6aa350c7
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4 changed files with 23 additions and 10 deletions
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6
compiler/rustc_codegen_ssa/src/back/link.rs
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@ -1084,7 +1084,7 @@ fn get_crt_libs_path(sess: &Session) -> Option<PathBuf> {
fn get_object_file_path(sess: &Session, name: &str, self_contained: bool) -> PathBuf {
// prefer system {,dll}crt2.o libs, see get_crt_libs_path comment for more details
if sess.opts.debugging_opts.link_self_contained.is_none()
if sess.opts.cg.link_self_contained.is_none()
&& sess.target.target.llvm_target.contains("windows-gnu")
{
if let Some(compiler_libs_path) = get_crt_libs_path(sess) {
@ -1289,7 +1289,7 @@ fn link_output_kind(sess: &Session, crate_type: CrateType) -> LinkOutputKind {
/// Whether we link to our own CRT objects instead of relying on gcc to pull them.
/// We only provide such support for a very limited number of targets.
fn crt_objects_fallback(sess: &Session, crate_type: CrateType) -> bool {
if let Some(self_contained) = sess.opts.debugging_opts.link_self_contained {
if let Some(self_contained) = sess.opts.cg.link_self_contained {
return self_contained;
}
@ -1499,7 +1499,7 @@ fn link_local_crate_native_libs_and_dependent_crate_libs<'a, B: ArchiveBuilder<'
/// Add sysroot and other globally set directories to the directory search list.
fn add_library_search_dirs(cmd: &mut dyn Linker, sess: &Session, self_contained: bool) {
// Prefer system mingw-w64 libs, see get_crt_libs_path comment for more details.
if sess.opts.debugging_opts.link_self_contained.is_none()
if sess.opts.cg.link_self_contained.is_none()
&& cfg!(windows)
&& sess.target.target.llvm_target.contains("windows-gnu")
{