af802e87d4
- rebase patches - fix type of 'llvm-unwind' in config.toml - move linux_musl_base stuff to a single patch which makes it behave just line linux_gnu_base - copy new version of need-ssp_nonshared.patch from alpine - temporary workaround for the new rust-llvm-dwp binary: it's copied from the llvm toolchain and shoved into /usr/lib, but they copied the binary from the build machine - fix do_check (thanks cinerea0) - preliminary ppcle patches (q66)
63 lines
2.3 KiB
Diff
63 lines
2.3 KiB
Diff
Additions for build.rs by q66, necessary for our musl setup.
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From 1eb558f246269606c6d8d73824ef6b44fa10764e Mon Sep 17 00:00:00 2001
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From: Samuel Holland <samuel@sholland.org>
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Date: Sat, 9 Sep 2017 00:14:16 -0500
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Subject: [PATCH 06/16] Prefer libgcc_eh over libunwind for musl
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---
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src/libunwind/lib.rs | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/libunwind/lib.rs b/src/libunwind/lib.rs
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index 9182e349b19..0377fbb58fc 100644
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--- a/library/unwind/src/lib.rs
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+++ b/library/unwind/src/lib.rs
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@@ -23,6 +23,6 @@ cfg_if::cfg_if! {
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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_eh", 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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diff --git a/src/libunwind/build.rs b/src/libunwind/build.rs
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index f24d957..28828e5 100644
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--- a/library/unwind/build.rs
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+++ b/library/unwind/build.rs
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@@ -5,17 +5,12 @@
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let target = env::var("TARGET").expect("TARGET was not set");
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if cfg!(feature = "llvm-libunwind")
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- && ((target.contains("linux") && !target.contains("musl")) || target.contains("fuchsia"))
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+ && (target.contains("linux") || target.contains("fuchsia"))
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{
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// Build the unwinding from libunwind C/C++ source code.
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llvm_libunwind::compile();
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} else if target.contains("x86_64-fortanix-unknown-sgx") {
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llvm_libunwind::compile();
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- } else if target.contains("linux") {
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- // linking for Linux is handled in lib.rs
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- if target.contains("musl") {
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- llvm_libunwind::compile();
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- }
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} else if target.contains("freebsd") {
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println!("cargo:rustc-link-lib=gcc_s");
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} else if target.contains("rumprun") {
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@@ -143,15 +138,6 @@
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cfg.file(root.join("src").join(src));
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}
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- if target_env == "musl" {
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- // use the same C compiler command to compile C++ code so we do not need to setup the
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- // C++ compiler env variables on the builders
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- cfg.cpp(false);
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- // linking for musl is handled in lib.rs
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- cfg.cargo_metadata(false);
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- println!("cargo:rustc-link-search=native={}", env::var("OUT_DIR").unwrap());
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- }
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-
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cfg.compile("unwind");
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}
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}
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