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Auto merge of #46273 - semarie:openbsd-libc++, r=alexcrichton

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make OpenBSD to use libc++ instead of (e)stdc++
This commit is contained in:
bors 2017-11-27 01:43:41 +00:00
commit 73df30d467
4 changed files with 5 additions and 4 deletions
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1
src/librustc_back/target/openbsd_base.rs
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@ -34,6 +34,7 @@ pub fn opts() -> TargetOptions {
is_like_openbsd: true,
pre_link_args: args,
position_independent_executables: true,
eliminate_frame_pointer: false, // FIXME 43575
relro_level: RelroLevel::Full,
.. Default::default()
}

4
src/librustc_llvm/build.rs
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@ -252,8 +252,8 @@ fn main() {
let llvm_static_stdcpp = env::var_os("LLVM_STATIC_STDCPP");
let stdcppname = if target.contains("openbsd") {
// OpenBSD has a particular C++ runtime library name
"estdc++"
// llvm-config on OpenBSD doesn't mention stdlib=libc++
"c++"
} else if target.contains("netbsd") && llvm_static_stdcpp.is_some() {
// NetBSD uses a separate library when relocation is required
"stdc++_pic"

2
src/libunwind/build.rs
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@ -27,7 +27,7 @@ fn main() {
} else if target.contains("netbsd") {
println!("cargo:rustc-link-lib=gcc_s");
} else if target.contains("openbsd") {
println!("cargo:rustc-link-lib=gcc");
println!("cargo:rustc-link-lib=c++abi");
} else if target.contains("solaris") {
println!("cargo:rustc-link-lib=gcc_s");
} else if target.contains("bitrig") {

2
src/test/run-make/tools.mk
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@ -92,7 +92,7 @@ ifeq ($(UNAME),SunOS)
EXTRACFLAGS := -lm -lpthread -lposix4 -lsocket -lresolv
else
ifeq ($(UNAME),OpenBSD)
EXTRACFLAGS := -lm -lpthread
EXTRACFLAGS := -lm -lpthread -lc++abi
RUSTC := $(RUSTC) -C linker="$(word 1,$(CC:ccache=))"
else
EXTRACFLAGS := -lm -lrt -ldl -lpthread