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authorpat-nel87 <71235856+pat-nel87@users.noreply.github.com>2023-03-26 11:20:56 -0400
committerGitHub <noreply@github.com>2023-03-26 11:20:56 -0400
commitaf489afeb7b6ca6f31848c4141652f4dcb2a7fa6 (patch)
treef28bc68704d4bc0dc9a4490258b569f77e47d629 /compiler/rustc_codegen_gcc/example/alloc_example.rs
parent21549dac539dc220f052d038ec643645cedbbd6d (diff)
parent89c2e3d3d75486e52473de3ae38f0ca6efeffef2 (diff)
downloadrust-af489afeb7b6ca6f31848c4141652f4dcb2a7fa6.tar.gz
rust-af489afeb7b6ca6f31848c4141652f4dcb2a7fa6.zip
Merge branch 'master' into Issue-107957-black_box_docs
Diffstat (limited to 'compiler/rustc_codegen_gcc/example/alloc_example.rs')
-rw-r--r--compiler/rustc_codegen_gcc/example/alloc_example.rs22
1 files changed, 14 insertions, 8 deletions
diff --git a/compiler/rustc_codegen_gcc/example/alloc_example.rs b/compiler/rustc_codegen_gcc/example/alloc_example.rs
index 74ea7ec4ede..754e7931412 100644
--- a/compiler/rustc_codegen_gcc/example/alloc_example.rs
+++ b/compiler/rustc_codegen_gcc/example/alloc_example.rs
@@ -1,4 +1,4 @@
-#![feature(start, box_syntax, core_intrinsics, alloc_error_handler)]
+#![feature(start, core_intrinsics, alloc_error_handler, lang_items)]
 #![no_std]
 
 extern crate alloc;
@@ -18,21 +18,27 @@ extern "C" {
 
 #[panic_handler]
 fn panic_handler(_: &core::panic::PanicInfo) -> ! {
-    unsafe {
-        core::intrinsics::abort();
-    }
+    core::intrinsics::abort();
 }
 
 #[alloc_error_handler]
 fn alloc_error_handler(_: alloc::alloc::Layout) -> ! {
-    unsafe {
-        core::intrinsics::abort();
-    }
+    core::intrinsics::abort();
+}
+
+#[lang = "eh_personality"]
+fn eh_personality() -> ! {
+    loop {}
+}
+
+#[no_mangle]
+unsafe extern "C" fn _Unwind_Resume() {
+    core::intrinsics::unreachable();
 }
 
 #[start]
 fn main(_argc: isize, _argv: *const *const u8) -> isize {
-    let world: Box<&str> = box "Hello World!\0";
+    let world: Box<&str> = Box::new("Hello World!\0");
     unsafe {
         puts(*world as *const str as *const u8);
     }