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Get rid of in-substrate usages of core_intrinsics feature (#4823)

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* Remove usage of unneeded Rust feature core_intrinsics

* core::intrinsics::abort -> arch::wasm32::unreachable

* Don't publish `core::intrinsics`.

* Disable panic_handler and alloc_error_handler for no_std non wasm builds
This commit is contained in:
Sergei Pepyakin
2020-02-05 17:26:48 +01:00
committed by GitHub
parent c0af995362
commit 1185f3ea30
5 changed files with 8 additions and 7 deletions
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substrate/primitives/io/src/lib.rs
+2 -3
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@@ -20,7 +20,6 @@
#![cfg_attr(not(feature = "std"), no_std)]
#![cfg_attr(not(feature = "std"), feature(alloc_error_handler))]
#![cfg_attr(not(feature = "std"), feature(core_intrinsics))]
#![cfg_attr(feature = "std",
doc = "Substrate runtime standard library as compiled when linked with Rust's standard library.")]
@@ -892,7 +891,7 @@ pub fn panic(info: &core::panic::PanicInfo) -> ! {
unsafe {
let message = sp_std::alloc::format!("{}", info);
logging::log(LogLevel::Error, "runtime", message.as_bytes());
core::intrinsics::abort()
core::arch::wasm32::unreachable();
}
}
@@ -902,7 +901,7 @@ pub fn panic(info: &core::panic::PanicInfo) -> ! {
pub fn oom(_: core::alloc::Layout) -> ! {
unsafe {
logging::log(LogLevel::Error, "runtime", b"Runtime memory exhausted. Aborting");
core::intrinsics::abort();
core::arch::wasm32::unreachable();
}
}