diff options
Diffstat (limited to 'compiler/rustc_codegen_gcc/example/alloc_example.rs')
-rw-r--r-- | compiler/rustc_codegen_gcc/example/alloc_example.rs | 22 |
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 74ea7ec4e..754e79314 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); } |