64 lines
2.6 KiB
Diff
64 lines
2.6 KiB
Diff
we use libgcc_s for unwind, no need for libunwind.a
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https://github.com/void-linux/void-packages/issues/3605
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--- rustc-1.35.0-src/src/libunwind/build.rs
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+++ rustc-1.35.0-src/src/libunwind/build.rs
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@@ -11,9 +11,7 @@ fn main() {
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#[cfg(feature = "llvm-libunwind")]
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llvm_libunwind::compile();
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} else if target.contains("linux") {
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- if target.contains("musl") {
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- // musl is handled in lib.rs
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- } else if !target.contains("android") {
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+ if !target.contains("android") {
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println!("cargo:rustc-link-lib=gcc_s");
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}
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} else if target.contains("freebsd") {
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--- rustc-1.35.0-src/src/libunwind/lib.rs
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+++ rustc-1.35.0-src/src/libunwind/lib.rs
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@@ -24,8 +24,3 @@ cfg_if! {
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pub use libunwind::*;
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}
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}
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-
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-#[cfg(target_env = "musl")]
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-#[link(name = "unwind", kind = "static", cfg(target_feature = "crt-static"))]
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-#[link(name = "gcc_s", cfg(not(target_feature = "crt-static")))]
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-extern {}
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--- rustc-1.35.0-src/src/bootstrap/sanity.rs
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+++ rustc-1.35.0-src/src/bootstrap/sanity.rs
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@@ -171,34 +171,6 @@ pub fn check(build: &mut Build) {
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}
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}
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- // Make sure musl-root is valid
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- if target.contains("musl") {
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- // If this is a native target (host is also musl) and no musl-root is given,
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- // fall back to the system toolchain in /usr before giving up
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- if build.musl_root(*target).is_none() && build.config.build == *target {
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- let target = build.config.target_config.entry(target.clone())
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- .or_default();
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- target.musl_root = Some("/usr".into());
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- }
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- match build.musl_root(*target) {
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- Some(root) => {
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- if fs::metadata(root.join("lib/libc.a")).is_err() {
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- panic!("couldn't find libc.a in musl dir: {}",
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- root.join("lib").display());
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- }
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- if fs::metadata(root.join("lib/libunwind.a")).is_err() {
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- panic!("couldn't find libunwind.a in musl dir: {}",
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- root.join("lib").display());
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- }
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- }
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- None => {
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- panic!("when targeting MUSL either the rust.musl-root \
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- option or the target.$TARGET.musl-root option must \
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- be specified in config.toml")
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- }
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- }
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- }
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-
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if target.contains("msvc") {
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// There are three builds of cmake on windows: MSVC, MinGW, and
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// Cygwin. The Cygwin build does not have generators for Visual
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