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windows-gnullvm: Avoid linking to libunwind statically #121794

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windows-gnullvm: Avoid linking to libunwind statically #121794

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5 changes: 1 addition & 4 deletions compiler/rustc_target/src/spec/base/windows_gnullvm.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -6,10 +6,7 @@ pub fn opts() -> TargetOptions {
// as a path since it's not added to linker search path by the default.
// There were attempts to make it behave like libgcc (so one can just use -l<name>)
// but LLVM maintainers rejected it: https://reviews.llvm.org/D51440
let pre_link_args = TargetOptions::link_args(
LinkerFlavor::Gnu(Cc::Yes, Lld::No),
&["-nolibc", "--unwindlib=none"],
);
let pre_link_args = TargetOptions::link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-nolibc"]);
// Order of `late_link_args*` does not matter with LLD.
let late_link_args = TargetOptions::link_args(
LinkerFlavor::Gnu(Cc::Yes, Lld::No),
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1 change: 0 additions & 1 deletion library/unwind/src/lib.rs
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Expand Up @@ -3,7 +3,6 @@
#![feature(link_cfg)]
#![feature(staged_api)]
#![feature(c_unwind)]
#![cfg_attr(bootstrap, feature(cfg_target_abi))]
#![feature(strict_provenance)]
#![cfg_attr(not(target_env = "msvc"), feature(libc))]
#![allow(internal_features)]
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9 changes: 3 additions & 6 deletions library/unwind/src/libunwind.rs
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Expand Up @@ -102,12 +102,9 @@ pub type _Unwind_Exception_Cleanup_Fn =
// rustc_codegen_ssa::src::back::symbol_export, rustc_middle::middle::exported_symbols
// and RFC 2841
#[cfg_attr(
any(
all(
feature = "llvm-libunwind",
any(target_os = "fuchsia", target_os = "linux", target_os = "xous")
),
all(target_os = "windows", target_env = "gnu", target_abi = "llvm")
all(
feature = "llvm-libunwind",
any(target_os = "fuchsia", target_os = "linux", target_os = "xous")
),
link(name = "unwind", kind = "static", modifiers = "-bundle")
)]
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