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authorJoshua Nelson <jyn514@gmail.com>2021-08-21 20:15:20 +0000
committerJoshua Nelson <jyn514@gmail.com>2021-08-22 15:25:42 +0000
commitd933edd5c6ee149d53bff4558c3fef8dc68b8766 (patch)
tree6c00dcddb393ecf909b0c0f670eef04905447e51 /src/test/rustdoc-ui
parent99b73e81b351d036449e76ad753160853625c5b6 (diff)
downloadrust-d933edd5c6ee149d53bff4558c3fef8dc68b8766.tar.gz
rust-d933edd5c6ee149d53bff4558c3fef8dc68b8766.zip
Revert "Revert "Don't load all extern crates unconditionally""
This reverts commit 5f0c54db4e595a6a77048f2b0605138ffa49a326.
Diffstat (limited to 'src/test/rustdoc-ui')
-rw-r--r--src/test/rustdoc-ui/auxiliary/panic-item.rs17
-rw-r--r--src/test/rustdoc-ui/unused-extern-crate.rs3
2 files changed, 20 insertions, 0 deletions
diff --git a/src/test/rustdoc-ui/auxiliary/panic-item.rs b/src/test/rustdoc-ui/auxiliary/panic-item.rs
new file mode 100644
index 00000000000..17b26850d4d
--- /dev/null
+++ b/src/test/rustdoc-ui/auxiliary/panic-item.rs
@@ -0,0 +1,17 @@
+// no-prefer-dynamic
+#![crate_type = "lib"]
+#![no_std]
+#![feature(lang_items)]
+
+use core::panic::PanicInfo;
+use core::sync::atomic::{self, Ordering};
+
+#[panic_handler]
+fn panic(_info: &PanicInfo) -> ! {
+    loop {
+        atomic::compiler_fence(Ordering::SeqCst);
+    }
+}
+
+#[lang = "eh_personality"]
+fn foo() {}
diff --git a/src/test/rustdoc-ui/unused-extern-crate.rs b/src/test/rustdoc-ui/unused-extern-crate.rs
new file mode 100644
index 00000000000..f703a183790
--- /dev/null
+++ b/src/test/rustdoc-ui/unused-extern-crate.rs
@@ -0,0 +1,3 @@
+// check-pass
+// aux-crate:panic_item=panic-item.rs
+// @has unused_extern_crate/index.html