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This commit is contained in:
王宇逸 2025-02-05 09:26:17 +08:00
parent f94ada13de
commit 33d0f386f6
2 changed files with 4 additions and 18 deletions
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8
compiler/rustc_target/src/spec/base/cygwin.rs
View File

@ -4,14 +4,10 @@ use crate::spec::{Cc, DebuginfoKind, LinkerFlavor, Lld, SplitDebuginfo, TargetOp
pub(crate) fn opts() -> TargetOptions {
let mut pre_link_args = TargetOptions::link_args(LinkerFlavor::Gnu(Cc::No, Lld::No), &[
// FIXME: Disable ASLR for now to fix relocation error
"--disable-dynamicbase",
"--enable-auto-image-base",
]);
crate::spec::add_link_args(&mut pre_link_args, LinkerFlavor::Gnu(Cc::Yes, Lld::No), &[
// Tell GCC to avoid linker plugins, because we are not bundling
// them with Windows installer, and Rust does its own LTO anyways.
"-fno-use-linker-plugin",
"-Wl,--disable-dynamicbase",
"-Wl,--enable-auto-image-base",
]);
@ -42,9 +38,7 @@ pub(crate) fn opts() -> TargetOptions {
emit_debug_gdb_scripts: false,
requires_uwtable: true,
eh_frame_header: false,
// FIXME(davidtwco): Support Split DWARF on Cygwin - may require LLVM changes to
// output DWO, despite using DWARF, doesn't use ELF..
debuginfo_kind: DebuginfoKind::Pdb,
debuginfo_kind: DebuginfoKind::Dwarf,
supported_split_debuginfo: Cow::Borrowed(&[SplitDebuginfo::Off]),
..Default::default()
}

14
compiler/rustc_target/src/spec/targets/x86_64_pc_cygwin.rs
View File

@ -3,16 +3,8 @@ use crate::spec::{Cc, LinkerFlavor, Lld, Target, base};
pub(crate) fn target() -> Target {
let mut base = base::cygwin::opts();
base.cpu = "x86-64".into();
// FIXME: Disable ASLR for now to fix relocation error
base.add_pre_link_args(LinkerFlavor::Gnu(Cc::No, Lld::No), &[
"-m",
"i386pep",
"--disable-high-entropy-va",
]);
base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &[
"-m64",
"-Wl,--disable-high-entropy-va",
]);
base.add_pre_link_args(LinkerFlavor::Gnu(Cc::No, Lld::No), &["-m", "i386pep"]);
base.add_pre_link_args(LinkerFlavor::Gnu(Cc::Yes, Lld::No), &["-m64"]);
base.max_atomic_width = Some(64);
base.linker = Some("x86_64-pc-cygwin-gcc".into());
Target {
@ -26,7 +18,7 @@ pub(crate) fn target() -> Target {
description: Some("64-bit x86 Cygwin".into()),
tier: Some(3),
host_tools: Some(false),
std: Some(true),
std: None,
},
}
}