Revert "Remove #[alloc_error_handler] from the compiler and library"

This reverts commit abc0660118cc95f47445fd33502a11dd448f5968.

1 files changed, 17 insertions, 0 deletions

diff --git a/tests/ui/alloc-error/alloc-error-handler-bad-signature-2.rs b/tests/ui/alloc-error/alloc-error-handler-bad-signature-2.rs
new file mode 100644
index 00000000000..4f76257fc72
--- /dev/null
+++ b/tests/ui/alloc-error/alloc-error-handler-bad-signature-2.rs
@@ -0,0 +1,17 @@
+// compile-flags:-C panic=abort
+
+#![feature(alloc_error_handler)]
+#![no_std]
+#![no_main]
+
+struct Layout;
+
+#[alloc_error_handler]
+fn oom(
+    info: Layout, //~^ ERROR mismatched types
+) { //~^^ ERROR mismatched types
+    loop {}
+}
+
+#[panic_handler]
+fn panic(_: &core::panic::PanicInfo) -> ! { loop {} }