mirror of
https://github.com/oven-sh/bun
synced 2026-02-09 10:28:47 +00:00
f6a4516d66
* Upgrade Zig
* Don't add `d` files in github actions
* Revert "Don't add `d` files in github actions"
This reverts commit 446e2dd674.
---------
Co-authored-by: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>
593 lines
23 KiB
Zig
593 lines
23 KiB
Zig
const std = @import("std");
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fn moduleSource(comptime out: []const u8) FileSource {
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if (comptime std.fs.path.dirname(@src().file)) |base| {
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const outpath = comptime base ++ std.fs.path.sep_str ++ out;
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return FileSource.relative(outpath);
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} else {
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return FileSource.relative(out);
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}
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}
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pub fn addPicoHTTP(step: *CompileStep, comptime with_obj: bool) void {
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step.addIncludePath("src/deps");
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if (with_obj) {
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step.addObjectFile("src/deps/picohttpparser.o");
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}
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step.addIncludePath("src/deps");
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if (with_obj) {
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step.addObjectFile(panicIfNotFound("src/deps/picohttpparser.o"));
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step.addObjectFile(panicIfNotFound("src/deps/libssl.a"));
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step.addObjectFile(panicIfNotFound("src/deps/libcrypto.a"));
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}
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// step.add("/Users/jarred/Code/WebKit/WebKitBuild/Release/lib/libWTF.a");
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// ./Tools/Scripts/build-jsc --jsc-only --cmakeargs="-DENABLE_STATIC_JSC=ON"
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// set -gx ICU_INCLUDE_DIRS "/usr/local/opt/icu4c/include"
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// homebrew-provided icu4c
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}
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const color_map = std.ComptimeStringMap([]const u8, .{
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&.{ "black", "30m" },
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&.{ "blue", "34m" },
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&.{ "b", "1m" },
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&.{ "d", "2m" },
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&.{ "cyan", "36m" },
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&.{ "green", "32m" },
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&.{ "magenta", "35m" },
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&.{ "red", "31m" },
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&.{ "white", "37m" },
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&.{ "yellow", "33m" },
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});
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fn addInternalPackages(b: *Build, step: *CompileStep, _: std.mem.Allocator, _: []const u8, target: anytype) !void {
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var bun = b.createModule(.{
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.source_file = FileSource.relative("src/bun_redirect.zig"),
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});
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var io: *Module = brk: {
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if (target.isDarwin()) {
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break :brk b.createModule(.{
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.source_file = FileSource.relative("src/io/io_darwin.zig"),
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});
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} else if (target.isLinux()) {
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break :brk b.createModule(.{
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.source_file = FileSource.relative("src/io/io_linux.zig"),
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});
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}
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break :brk b.createModule(.{
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.source_file = FileSource.relative("src/io/io_stub.zig"),
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});
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};
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step.addModule("async_io", io);
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step.addModule("bun", bun);
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}
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const BunBuildOptions = struct {
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canary: bool = false,
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sha: [:0]const u8 = "",
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baseline: bool = false,
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bindgen: bool = false,
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sizegen: bool = false,
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base_path: [:0]const u8 = "",
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pub fn step(this: BunBuildOptions, b: anytype) *std.build.OptionsStep {
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var opts = b.addOptions();
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opts.addOption(@TypeOf(this.canary), "is_canary", this.canary);
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opts.addOption(@TypeOf(this.sha), "sha", this.sha);
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opts.addOption(@TypeOf(this.baseline), "baseline", this.baseline);
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opts.addOption(@TypeOf(this.bindgen), "bindgen", this.bindgen);
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opts.addOption(@TypeOf(this.sizegen), "sizegen", this.sizegen);
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opts.addOption(@TypeOf(this.base_path), "base_path", this.base_path);
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return opts;
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}
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};
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var output_dir: []const u8 = "";
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fn panicIfNotFound(comptime filepath: []const u8) []const u8 {
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var file = std.fs.cwd().openFile(filepath, .{ .optimize = .read_only }) catch |err| {
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std.debug.panic("error: {s} opening {s}. Please ensure you've downloaded git submodules, and ran `make vendor`, `make jsc`.", .{ filepath, @errorName(err) });
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};
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file.close();
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return filepath;
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}
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const fmt = struct {
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pub usingnamespace @import("std").fmt;
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pub fn hexInt(value: anytype) @TypeOf(std.fmt.fmtSliceHexLower("")) {
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return std.fmt.fmtSliceHexLower(std.mem.asBytes(&value));
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}
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pub fn hexIntUp(value: anytype) @TypeOf(std.fmt.fmtSliceHexUpper("")) {
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return std.fmt.fmtSliceHexUpper(std.mem.asBytes(&value));
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}
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};
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fn updateRuntime() anyerror!void {
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var runtime_out_file = try std.fs.cwd().openFile("src/runtime.out.js", .{ .mode = .read_only });
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const runtime_hash = std.hash.Wyhash.hash(
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0,
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try runtime_out_file.readToEndAlloc(std.heap.page_allocator, try runtime_out_file.getEndPos()),
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);
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const runtime_version_file = std.fs.cwd().createFile("src/runtime.version", .{ .truncate = true }) catch std.debug.panic("Failed to create src/runtime.version", .{});
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defer runtime_version_file.close();
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runtime_version_file.writer().print("{any}", .{fmt.hexInt(runtime_hash)}) catch unreachable;
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var fallback_out_file = try std.fs.cwd().openFile("src/fallback.out.js", .{ .mode = .read_only });
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const fallback_hash = std.hash.Wyhash.hash(
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0,
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try fallback_out_file.readToEndAlloc(std.heap.page_allocator, try fallback_out_file.getEndPos()),
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);
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const fallback_version_file = std.fs.cwd().createFile("src/fallback.version", .{ .truncate = true }) catch std.debug.panic("Failed to create src/fallback.version", .{});
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fallback_version_file.writer().print("{any}", .{fmt.hexInt(fallback_hash)}) catch unreachable;
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fallback_version_file.close();
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}
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var x64 = "x64";
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var optimize: std.builtin.OptimizeMode = undefined;
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const Build = std.Build;
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const CrossTarget = std.zig.CrossTarget;
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const OptimizeMode = std.builtin.OptimizeMode;
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const CompileStep = std.build.CompileStep;
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const FileSource = std.build.FileSource;
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const Module = std.build.Module;
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const fs = std.fs;
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pub fn build(b: *Build) !void {
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// Standard target options allows the person running `zig build` to choose
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// what target to build for. Here we do not override the defaults, which
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// means any target is allowed, and the default is native. Other options
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// for restricting supported target set are available.
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var target = b.standardTargetOptions(.{});
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// Standard release options allow the person running `zig build` to select
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// between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall.
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optimize = b.standardOptimizeOption(.{});
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var output_dir_buf = std.mem.zeroes([4096]u8);
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var bin_label = if (optimize == std.builtin.OptimizeMode.Debug) "packages/debug-bun-" else "packages/bun-";
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var triplet_buf: [64]u8 = undefined;
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var os_tagname = @tagName(target.getOs().tag);
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const arch: std.Target.Cpu.Arch = target.getCpuArch();
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if (std.mem.eql(u8, os_tagname, "macos")) {
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os_tagname = "darwin";
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target.os_version_min = std.zig.CrossTarget.OsVersion{ .semver = .{ .major = 11, .minor = 0, .patch = 0 } };
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} else if (target.isLinux()) {
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target.setGnuLibCVersion(2, 27, 0);
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}
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std.mem.copy(
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u8,
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&triplet_buf,
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os_tagname,
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);
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var osname = triplet_buf[0..os_tagname.len];
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triplet_buf[osname.len] = '-';
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std.mem.copy(u8, triplet_buf[osname.len + 1 ..], @tagName(target.getCpuArch()));
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var cpuArchName = triplet_buf[osname.len + 1 ..][0..@tagName(target.getCpuArch()).len];
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std.mem.replaceScalar(u8, cpuArchName, '_', '-');
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if (std.mem.eql(u8, cpuArchName, "x86-64")) {
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std.mem.copy(u8, cpuArchName, "x64");
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cpuArchName = cpuArchName[0..3];
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}
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var triplet = triplet_buf[0 .. osname.len + cpuArchName.len + 1];
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if (b.option([]const u8, "output-dir", "target to install to") orelse std.os.getenv("OUTPUT_DIR")) |output_dir_| {
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output_dir = b.pathFromRoot(output_dir_);
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} else {
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const output_dir_base = try std.fmt.bufPrint(&output_dir_buf, "{s}{s}", .{ bin_label, triplet });
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output_dir = b.pathFromRoot(output_dir_base);
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}
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std.fs.cwd().makePath(output_dir) catch {};
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const bun_executable_name = if (optimize == std.builtin.OptimizeMode.Debug) "bun-debug" else "bun";
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const root_src = if (target.getOsTag() == std.Target.Os.Tag.freestanding)
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"src/main_wasm.zig"
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else
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"root.zig";
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updateRuntime() catch {};
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const min_version: std.builtin.Version = if (target.getOsTag() != .freestanding)
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target.getOsVersionMin().semver
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else
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.{ .major = 0, .minor = 0, .patch = 0 };
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const max_version: std.builtin.Version = if (target.getOsTag() != .freestanding)
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target.getOsVersionMax().semver
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else
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.{ .major = 0, .minor = 0, .patch = 0 };
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var obj_step = b.step("obj", "Build bun as a .o file");
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var obj = b.addObject(.{
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.name = bun_executable_name,
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.root_source_file = FileSource.relative(root_src),
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.target = target,
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.optimize = optimize,
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});
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var default_build_options: BunBuildOptions = brk: {
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const is_baseline = arch.isX86() and (target.cpu_model == .baseline or
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!std.Target.x86.featureSetHas(target.getCpuFeatures(), .avx2));
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var git_sha: [:0]const u8 = "";
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if (b.env_map.get("GITHUB_SHA") orelse b.env_map.get("GIT_SHA")) |sha| {
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git_sha = b.allocator.dupeZ(u8, sha) catch unreachable;
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} else {
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sha: {
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const result = std.ChildProcess.exec(.{
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.allocator = b.allocator,
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.argv = &.{
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"git",
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"rev-parse",
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"--short",
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"HEAD",
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},
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.cwd = b.pathFromRoot("."),
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.expand_arg0 = .expand,
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}) catch break :sha;
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git_sha = b.allocator.dupeZ(u8, std.mem.trim(u8, result.stdout, "\n \t")) catch unreachable;
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}
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}
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const is_canary = (std.os.getenvZ("BUN_CANARY") orelse "0")[0] == '1';
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break :brk .{
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.canary = is_canary,
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.sha = git_sha,
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.baseline = is_baseline,
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.bindgen = false,
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.base_path = try b.allocator.dupeZ(u8, b.pathFromRoot(".")),
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};
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};
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{
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addPicoHTTP(obj, false);
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obj.setMainPkgPath(b.pathFromRoot("."));
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try addInternalPackages(
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b,
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obj,
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b.allocator,
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b.zig_exe,
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target,
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);
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if (default_build_options.baseline) {
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obj.target.cpu_model = .{ .explicit = &std.Target.x86.cpu.x86_64_v2 };
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} else if (arch.isX86()) {
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obj.target.cpu_model = .{ .explicit = &std.Target.x86.cpu.haswell };
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} else if (arch.isAARCH64() and target.isDarwin()) {
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obj.target.cpu_model = .{ .explicit = &std.Target.aarch64.cpu.apple_m1 };
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} else if (arch.isAARCH64() and target.isLinux()) {
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obj.target.cpu_model = .{ .explicit = &std.Target.aarch64.cpu.generic };
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}
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// we have to dump to stderr because stdout is read by zls
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std.io.getStdErr().writer().print("Build {s} v{} - v{} ({s})\n", .{
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triplet,
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min_version,
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max_version,
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obj.target.getCpuModel().name,
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}) catch unreachable;
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std.io.getStdErr().writer().print("Output: {s}/{s}\n\n", .{ output_dir, bun_executable_name }) catch unreachable;
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defer obj_step.dependOn(&obj.step);
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obj.emit_bin = .{
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.emit_to = b.fmt("{s}/{s}.o", .{ output_dir, bun_executable_name }),
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};
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var actual_build_options = default_build_options;
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if (b.option(bool, "generate-sizes", "Generate sizes of things") orelse false) {
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actual_build_options.sizegen = true;
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}
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obj.addOptions("build_options", actual_build_options.step(b));
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obj.linkLibC();
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obj.strip = false;
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obj.bundle_compiler_rt = false;
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obj.omit_frame_pointer = optimize != .Debug;
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// Disable stack probing on x86 so we don't need to include compiler_rt
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if (target.getCpuArch().isX86()) obj.disable_stack_probing = true;
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if (b.option(bool, "for-editor", "Do not emit bin, just check for errors") orelse false) {
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obj.emit_bin = .no_emit;
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}
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if (target.getOsTag() == .linux) {
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// obj.want_lto = tar;
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obj.link_emit_relocs = true;
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obj.link_eh_frame_hdr = true;
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obj.link_function_sections = true;
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}
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}
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{
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const headers_step = b.step("headers-obj", "Build JavaScriptCore headers");
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var headers_obj = b.addObject(.{
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.name = "headers",
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.root_source_file = FileSource.relative("src/bindgen.zig"),
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.target = target,
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.optimize = optimize,
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});
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defer headers_step.dependOn(&headers_obj.step);
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try configureObjectStep(b, headers_obj, @TypeOf(target), target, obj.main_pkg_path.?);
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var headers_build_options = default_build_options;
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headers_build_options.bindgen = true;
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headers_obj.addOptions("build_options", default_build_options.step(b));
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headers_obj.linkLibCpp();
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}
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{
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const wasm = b.step("bun-wasm", "Build WASM");
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var wasm_step = b.addStaticLibrary(.{
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.name = "bun-wasm",
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.root_source_file = FileSource.relative("src/main_wasm.zig"),
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.target = target,
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.optimize = optimize,
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});
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defer wasm.dependOn(&wasm_step.step);
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wasm_step.strip = false;
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// wasm_step.link_function_sections = true;
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// wasm_step.link_emit_relocs = true;
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// wasm_step.single_threaded = true;
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try configureObjectStep(b, wasm_step, @TypeOf(target), target, obj.main_pkg_path.?);
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}
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{
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const headers_step = b.step("httpbench-obj", "Build HTTPBench tool (object files)");
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var headers_obj = b.addObject(.{
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.name = "httpbench",
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.root_source_file = FileSource.relative("misctools/http_bench.zig"),
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.target = target,
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.optimize = optimize,
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});
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defer headers_step.dependOn(&headers_obj.step);
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try configureObjectStep(b, headers_obj, @TypeOf(target), target, obj.main_pkg_path.?);
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headers_obj.addOptions("build_options", default_build_options.step(b));
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}
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{
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const headers_step = b.step("machbench-obj", "Build Machbench tool (object files)");
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var headers_obj = b.addObject(.{
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.name = "machbench",
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.root_source_file = FileSource.relative("misctools/machbench.zig"),
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.target = target,
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.optimize = optimize,
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});
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defer headers_step.dependOn(&headers_obj.step);
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try configureObjectStep(b, headers_obj, @TypeOf(target), target, obj.main_pkg_path.?);
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headers_obj.addOptions("build_options", default_build_options.step(b));
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}
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{
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const headers_step = b.step("fetch-obj", "Build fetch (object files)");
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var headers_obj = b.addObject(.{
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.name = "fetch",
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.root_source_file = FileSource.relative("misctools/fetch.zig"),
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.target = target,
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.optimize = optimize,
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});
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defer headers_step.dependOn(&headers_obj.step);
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try configureObjectStep(b, headers_obj, @TypeOf(target), target, obj.main_pkg_path.?);
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headers_obj.addOptions("build_options", default_build_options.step(b));
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}
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{
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const headers_step = b.step("string-bench", "Build string bench");
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var headers_obj = b.addExecutable(.{
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.name = "string-bench",
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.root_source_file = FileSource.relative("src/bench/string-handling.zig"),
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.target = target,
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.optimize = optimize,
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});
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defer headers_step.dependOn(&headers_obj.step);
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try configureObjectStep(b, headers_obj, @TypeOf(target), target, obj.main_pkg_path.?);
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headers_obj.addOptions("build_options", default_build_options.step(b));
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}
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{
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const headers_step = b.step("sha-bench-obj", "Build sha bench");
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var headers_obj = b.addObject(.{
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.name = "sha",
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.root_source_file = FileSource.relative("src/sha.zig"),
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.target = target,
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.optimize = optimize,
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});
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defer headers_step.dependOn(&headers_obj.step);
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try configureObjectStep(b, headers_obj, @TypeOf(target), target, obj.main_pkg_path.?);
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headers_obj.addOptions("build_options", default_build_options.step(b));
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}
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{
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const headers_step = b.step("vlq-bench", "Build vlq bench");
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var headers_obj: *CompileStep = b.addExecutable(.{
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.name = "vlq-bench",
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.root_source_file = FileSource.relative("src/sourcemap/vlq_bench.zig"),
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.target = target,
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.optimize = optimize,
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});
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defer headers_step.dependOn(&headers_obj.step);
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try configureObjectStep(b, headers_obj, @TypeOf(target), target, obj.main_pkg_path.?);
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headers_obj.addOptions("build_options", default_build_options.step(b));
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}
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{
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const headers_step = b.step("tgz-obj", "Build tgz (object files)");
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var headers_obj: *CompileStep = b.addObject(.{
|
||
.name = "tgz",
|
||
.root_source_file = FileSource.relative("misctools/tgz.zig"),
|
||
.target = target,
|
||
.optimize = optimize,
|
||
});
|
||
defer headers_step.dependOn(&headers_obj.step);
|
||
try configureObjectStep(b, headers_obj, @TypeOf(target), target, obj.main_pkg_path.?);
|
||
headers_obj.addOptions("build_options", default_build_options.step(b));
|
||
}
|
||
|
||
{
|
||
const headers_step = b.step("test", "Build test");
|
||
|
||
var test_file = b.option([]const u8, "test-file", "Input file for test");
|
||
var test_bin_ = b.option([]const u8, "test-bin", "Emit bin to");
|
||
var test_filter = b.option([]const u8, "test-filter", "Filter for test");
|
||
|
||
var headers_obj: *CompileStep = b.addTest(.{
|
||
.root_source_file = FileSource.relative(test_file orelse "src/main.zig"),
|
||
.target = target,
|
||
});
|
||
headers_obj.filter = test_filter;
|
||
if (test_bin_) |test_bin| {
|
||
headers_obj.name = std.fs.path.basename(test_bin);
|
||
if (std.fs.path.dirname(test_bin)) |dir| headers_obj.emit_bin = .{
|
||
.emit_to = b.fmt("{s}/{s}", .{ dir, headers_obj.name }),
|
||
};
|
||
}
|
||
|
||
try configureObjectStep(b, headers_obj, @TypeOf(target), target, obj.main_pkg_path.?);
|
||
try linkObjectFiles(b, headers_obj, target);
|
||
|
||
headers_step.dependOn(&headers_obj.step);
|
||
headers_obj.addOptions("build_options", default_build_options.step(b));
|
||
|
||
// var iter = headers_obj.modules.iterator();
|
||
// while (iter.next()) |item| {
|
||
// const module = @ptrCast(*Module, item.value_ptr);
|
||
// }
|
||
// // while (headers_obj.modules.)
|
||
// for (headers_obj.packages.items) |pkg_| {
|
||
// const pkg: std.build.Pkg = pkg_;
|
||
// if (std.mem.eql(u8, pkg.name, "clap")) continue;
|
||
// var test_ = b.addTestSource(pkg.source);
|
||
|
||
// b
|
||
// .test_.setMainPkgPath(obj.main_pkg_path.?);
|
||
// try configureObjectStep(b, test_, @TypeOf(target), target, obj.main_pkg_path.?);
|
||
// try linkObjectFiles(b, test_, target);
|
||
// test_.addOptions("build_options", default_build_options.step(b));
|
||
|
||
// if (pkg.dependencies) |children| {
|
||
// test_.packages = std.ArrayList(std.build.Pkg).init(b.allocator);
|
||
// try test_.packages.appendSlice(children);
|
||
// }
|
||
|
||
// var before = b.addLog("\x1b[" ++ color_map.get("magenta").? ++ "\x1b[" ++ color_map.get("b").? ++ "[{s} tests]" ++ "\x1b[" ++ color_map.get("d").? ++ " ----\n\n" ++ "\x1b[0m", .{pkg.name});
|
||
// var after = b.addLog("\x1b[" ++ color_map.get("d").? ++ "–––---\n\n" ++ "\x1b[0m", .{});
|
||
// headers_step.dependOn(&before.step);
|
||
// headers_step.dependOn(&test_.step);
|
||
// headers_step.dependOn(&after.step);
|
||
// }
|
||
}
|
||
|
||
b.default_step.dependOn(obj_step);
|
||
}
|
||
|
||
pub var original_make_fn: ?*const fn (step: *std.build.Step) anyerror!void = null;
|
||
|
||
// Due to limitations in std.build.Builder
|
||
// we cannot use this with debugging
|
||
// so I am leaving this here for now, with the eventual intent to switch to std.build.Builder
|
||
// but it is dead code
|
||
pub fn linkObjectFiles(b: *Build, obj: *CompileStep, target: anytype) !void {
|
||
if (target.getOsTag() == .freestanding)
|
||
return;
|
||
var dirs_to_search = std.BoundedArray([]const u8, 32).init(0) catch unreachable;
|
||
const arm_brew_prefix: []const u8 = "/opt/homebrew";
|
||
const x86_brew_prefix: []const u8 = "/usr/local";
|
||
try dirs_to_search.append(b.env_map.get("BUN_DEPS_OUT_DIR") orelse b.env_map.get("BUN_DEPS_DIR") orelse @as([]const u8, b.pathFromRoot("src/deps")));
|
||
if (target.getOsTag() == .macos) {
|
||
if (target.getCpuArch().isAARCH64()) {
|
||
try dirs_to_search.append(comptime arm_brew_prefix ++ "/opt/icu4c/lib/");
|
||
} else {
|
||
try dirs_to_search.append(comptime x86_brew_prefix ++ "/opt/icu4c/lib/");
|
||
}
|
||
}
|
||
|
||
if (b.env_map.get("JSC_LIB")) |jsc| {
|
||
try dirs_to_search.append(jsc);
|
||
}
|
||
|
||
var added = std.AutoHashMap(u64, void).init(b.allocator);
|
||
|
||
const files_we_care_about = std.ComptimeStringMap([]const u8, .{
|
||
.{ "libmimalloc.o", "libmimalloc.o" },
|
||
.{ "libz.a", "libz.a" },
|
||
.{ "libarchive.a", "libarchive.a" },
|
||
.{ "libssl.a", "libssl.a" },
|
||
.{ "picohttpparser.o", "picohttpparser.o" },
|
||
.{ "libcrypto.boring.a", "libcrypto.boring.a" },
|
||
.{ "libicuuc.a", "libicuuc.a" },
|
||
.{ "libicudata.a", "libicudata.a" },
|
||
.{ "libicui18n.a", "libicui18n.a" },
|
||
.{ "libJavaScriptCore.a", "libJavaScriptCore.a" },
|
||
.{ "libWTF.a", "libWTF.a" },
|
||
.{ "libbmalloc.a", "libbmalloc.a" },
|
||
.{ "liblolhtml.a", "liblolhtml.a" },
|
||
.{ "uSockets.a", "uSockets.a" },
|
||
});
|
||
|
||
for (dirs_to_search.slice()) |deps_path| {
|
||
var deps_dir = std.fs.cwd().openIterableDir(deps_path, .{}) catch continue;
|
||
var iterator = deps_dir.iterate();
|
||
obj.addIncludePath(deps_path);
|
||
obj.addLibraryPath(deps_path);
|
||
|
||
while (iterator.next() catch null) |entr| {
|
||
const entry: std.fs.IterableDir.Entry = entr;
|
||
if (files_we_care_about.get(entry.name)) |obj_name| {
|
||
var has_added = try added.getOrPut(std.hash.Wyhash.hash(0, obj_name));
|
||
if (!has_added.found_existing) {
|
||
var paths = [_][]const u8{ deps_path, obj_name };
|
||
obj.addObjectFile(try std.fs.path.join(b.allocator, &paths));
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
pub fn configureObjectStep(b: *std.build.Builder, obj: *CompileStep, comptime Target: type, target: Target, main_pkg_path: []const u8) !void {
|
||
obj.setMainPkgPath(main_pkg_path);
|
||
|
||
// obj.setTarget(target);
|
||
try addInternalPackages(b, obj, std.heap.page_allocator, b.zig_exe, target);
|
||
if (target.getOsTag() != .freestanding)
|
||
addPicoHTTP(obj, false);
|
||
|
||
obj.strip = false;
|
||
|
||
// obj.setBuildMode(optimize);
|
||
obj.bundle_compiler_rt = false;
|
||
if (obj.emit_bin == .default)
|
||
obj.emit_bin = .{
|
||
.emit_to = b.fmt("{s}/{s}.o", .{ output_dir, obj.name }),
|
||
};
|
||
|
||
if (target.getOsTag() != .freestanding) obj.linkLibC();
|
||
if (target.getOsTag() != .freestanding) obj.bundle_compiler_rt = false;
|
||
|
||
// Disable stack probing on x86 so we don't need to include compiler_rt
|
||
// Needs to be disabled here too so headers object will build without the `__zig_probe_stack` symbol
|
||
if (target.getCpuArch().isX86()) obj.disable_stack_probing = true;
|
||
|
||
if (target.getOsTag() == .linux) {
|
||
// obj.want_lto = tar;
|
||
obj.link_emit_relocs = true;
|
||
obj.link_eh_frame_hdr = true;
|
||
obj.link_function_sections = true;
|
||
}
|
||
}
|