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Enable the Arm Cortex-A53 errata mitigation on aarch64-unknown-none #118095

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Nov 27, 2023
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Enable the Arm Cortex-A53 errata mitigation on aarch64-unknown-none #118095

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5 changes: 5 additions & 0 deletions compiler/rustc_target/src/spec/targets/aarch64_unknown_none.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,11 @@ pub fn target() -> Target {
let opts = TargetOptions {
linker_flavor: LinkerFlavor::Gnu(Cc::No, Lld::Yes),
linker: Some("rust-lld".into()),
// Enable the Cortex-A53 errata 843419 mitigation by default
pre_link_args: TargetOptions::link_args(
LinkerFlavor::Gnu(Cc::No, Lld::No),
&["--fix-cortex-a53-843419"],
),
features: "+v8a,+strict-align,+neon,+fp-armv8".into(),
supported_sanitizers: SanitizerSet::KCFI | SanitizerSet::KERNELADDRESS,
relocation_model: RelocModel::Static,
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