Rollup merge of #40479 - sezaru:master, r=alexcrichton

Fixes other targets rustlibs installation

When the user select more than one target to generate rustlibs for, rustbuild will only install the host one.

This patch fixes it, more info in https://github.com/rust-lang/rust/issues/39235#issuecomment-285878858

1 files changed, 7 insertions, 2 deletions

diff --git a/src/bootstrap/install.rs b/src/bootstrap/install.rs
index 249f241a151..25082e3a9d0 100644
--- a/src/bootstrap/install.rs
+++ b/src/bootstrap/install.rs
@@ -49,12 +49,17 @@ pub fn install(build: &Build, stage: u32, host: &str) {
         install_sh(&build, "docs", "rust-docs", stage, host, &prefix,
                    &docdir, &libdir, &mandir, &empty_dir);
     }
+
+    for target in build.config.target.iter() {
+        install_sh(&build, "std", "rust-std", stage, target, &prefix,
+                   &docdir, &libdir, &mandir, &empty_dir);
+    }
+
     if build.config.rust_save_analysis {
         install_sh(&build, "analysis", "rust-analysis", stage, host, &prefix,
                    &docdir, &libdir, &mandir, &empty_dir);
     }
-    install_sh(&build, "std", "rust-std", stage, host, &prefix,
-               &docdir, &libdir, &mandir, &empty_dir);
+
     install_sh(&build, "rustc", "rustc", stage, host, &prefix,
                &docdir, &libdir, &mandir, &empty_dir);
     t!(fs::remove_dir_all(&empty_dir));