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Auto merge of rust-lang#71180 - Dylan-DPC:rollup-pscpg6q, r=Dylan-DPC
Rollup of 6 pull requests Successful merges: - rust-lang#69903 (Do not ICE in the face of invalid enum discriminant) - rust-lang#70354 (Update RELEASES.md for 1.43.0) - rust-lang#70774 (End cleanup on rustdoc-js tools) - rust-lang#70990 (Improve rustdoc source code a bit) - rust-lang#71145 (Add illumos triple) - rust-lang#71166 (Clean up E0518 explanation) Failed merges: r? @ghost
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,48 @@ | ||
| use crate::spec::{LinkArgs, LinkerFlavor, TargetOptions}; | ||
| use std::default::Default; | ||
|
|
||
| pub fn opts() -> TargetOptions { | ||
| let mut late_link_args = LinkArgs::new(); | ||
| late_link_args.insert( | ||
| LinkerFlavor::Gcc, | ||
| vec![ | ||
| // LLVM will insert calls to the stack protector functions | ||
| // "__stack_chk_fail" and "__stack_chk_guard" into code in native | ||
| // object files. Some platforms include these symbols directly in | ||
| // libc, but at least historically these have been provided in | ||
| // libssp.so on illumos and Solaris systems. | ||
| "-lssp".to_string(), | ||
| ], | ||
| ); | ||
|
|
||
| TargetOptions { | ||
| dynamic_linking: true, | ||
| executables: true, | ||
| has_rpath: true, | ||
| target_family: Some("unix".to_string()), | ||
| is_like_solaris: true, | ||
| limit_rdylib_exports: false, // Linker doesn't support this | ||
| eliminate_frame_pointer: false, | ||
| late_link_args, | ||
|
|
||
| // While we support ELF TLS, rust requires a way to register | ||
| // cleanup handlers (in C, this would be something along the lines of: | ||
| // void register_callback(void (*fn)(void *), void *arg); | ||
| // (see src/libstd/sys/unix/fast_thread_local.rs) that is currently | ||
| // missing in illumos. For now at least, we must fallback to using | ||
| // pthread_{get,set}specific. | ||
| //has_elf_tls: true, | ||
|
|
||
| // FIXME: Currently, rust is invoking cc to link, which ends up | ||
| // causing these to get included twice. We should eventually transition | ||
| // to having rustc invoke ld directly, in which case these will need to | ||
| // be uncommented. | ||
| // | ||
| // We want XPG6 behavior from libc and libm. See standards(5) | ||
| //pre_link_objects_exe: vec![ | ||
| // "/usr/lib/amd64/values-Xc.o".to_string(), | ||
| // "/usr/lib/amd64/values-xpg6.o".to_string(), | ||
| //], | ||
| ..Default::default() | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| use crate::spec::{LinkerFlavor, Target, TargetResult}; | ||
|
|
||
| pub fn target() -> TargetResult { | ||
| let mut base = super::illumos_base::opts(); | ||
| base.pre_link_args.insert(LinkerFlavor::Gcc, vec!["-m64".to_string(), "-std=c99".to_string()]); | ||
| base.cpu = "x86-64".to_string(); | ||
| base.max_atomic_width = Some(64); | ||
|
|
||
| Ok(Target { | ||
| // LLVM does not currently have a separate illumos target, | ||
| // so we still pass Solaris to it | ||
| llvm_target: "x86_64-pc-solaris".to_string(), | ||
| target_endian: "little".to_string(), | ||
| target_pointer_width: "64".to_string(), | ||
| target_c_int_width: "32".to_string(), | ||
| data_layout: "e-m:e-i64:64-f80:128-n8:16:32:64-S128".to_string(), | ||
| arch: "x86_64".to_string(), | ||
| target_os: "illumos".to_string(), | ||
| target_env: String::new(), | ||
| target_vendor: "unknown".to_string(), | ||
| linker_flavor: LinkerFlavor::Gcc, | ||
| options: base, | ||
| }) | ||
| } |
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