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riscv: promote d, e, and f target_features to CfgStableToggleUnstable #156188

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Merged
rust-bors merged 3 commits into from
Jun 8, 2026
Merged

riscv: promote d, e, and f target_features to CfgStableToggleUnstable #156188

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d2c767f
rustc: riscv: promote d, e, and f target_features to CfgStableToggleU…
romancardenas May 5, 2026
d396920
rustc: riscv: adapt target_feature tests
romancardenas May 6, 2026
4e9a3de
rustc: riscv: add tests for cfg-only stable features
romancardenas May 6, 2026
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6 changes: 3 additions & 3 deletions compiler/rustc_target/src/target_features.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -610,9 +610,9 @@ static RISCV_FEATURES: &[(&str, Stability, ImpliedFeatures)] = &[
("a", Stable, &["zaamo", "zalrsc"]),
("b", Stable, &["zba", "zbb", "zbs"]),
("c", Stable, &["zca"]),
("d", Unstable(sym::riscv_target_feature), &["f"]),
("e", Unstable(sym::riscv_target_feature), &[]),
("f", Unstable(sym::riscv_target_feature), &["zicsr"]),
("d", CfgStableToggleUnstable(sym::riscv_target_feature), &["f"]),
("e", CfgStableToggleUnstable(sym::riscv_target_feature), &[]),
("f", CfgStableToggleUnstable(sym::riscv_target_feature), &["zicsr"]),
(
"forced-atomics",
Stability::Forbidden { reason: "unsound because it changes the ABI of atomic operations" },
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