8000 rustc_target: Change os and vendor values to "none" and "unknown" for some targets by petrochenkov · Pull Request #78951 · rust-lang/rust · GitHub
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rustc_target: Change os and vendor values to "none" and "unknown" for some targets #78951

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Merged
merged 3 commits into from
Nov 14, 2020
Merged

rustc_target: Change os and vendor values to "none" and "unknown" for some targets #78951

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443b45f
rustc_target: Change os from "unknown" to "none" for bare metal targets
petrochenkov Nov 11, 2020
1def24c
rustc_target: Normalize vendor from "" to "unknown" for all targets
petrochenkov Nov 11, 2020
e0a8f22
rustc_target: Make sure that in-tree targets follow conventions for o…
petrochenkov Nov 11, 2020
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rustc_target: Change os from "unknown" to "none" for bare metal targets 
x86_64-fortanix-unknown-sgx and wasm32-unknown-unknown still have os == "unknown" because both have libstd
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@petrochenkov
petrochenkov committed Nov 11, 2020
commit 443b45fa9fd87cf0939e80a64bead413530e375c
1 change: 0 additions & 1 deletion compiler/rustc_target/src/spec/avr_gnu_base.rs
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Expand Up @@ -11,7 +11,6 @@ pub fn target(target_cpu: String) -> Target {
pointer_width: 16,
options: TargetOptions {
c_int_width: "16".to_string(),
os: "unknown".to_string(),
cpu: target_cpu.clone(),
exe_suffix: ".elf".to_string(),

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3 changes: 3 additions & 0 deletions compiler/rustc_target/src/spec/mod.rs
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Expand Up @@ -713,6 +713,9 @@ pub struct TargetOptions {
/// Width of c_int type. Defaults to "32".
pub c_int_width: String,
/// OS name to use for conditional compilation. Defaults to "none".
/// "none" implies a bare metal target without `std` library.
/// A couple of targets having `std` also use "unknown" as an `os` value,
/// but they are exceptions.
pub os: String,
/// Environment name to use for conditional compilation. Defaults to "".
pub env: String,
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