andrewrk

const builtin = @import("builtin");

const std = @import("std");
const Io = std.Io;

// Open two netcat instances and make them listen to these ports
const recv1_addr = Io.net.IpAddress.parseIp4("127.0.0.1", 1993) catch unreachable;
const recv2_addr = Io.net.IpAddress.parseIp4("127.0.0.1", 1994) catch unreachable;
const addresses: [2]Io.net.IpAddress = .{ recv1_addr, recv2_addr };

andrewrk

ssh-rsa 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 andy@Andrews-MBP

andrewrk

const std = @import("std");
const Allocator = std.mem.Allocator;
const Io = std.Io;

pub const std_options: std.Options = .{
    .log_level = .info,
};

pub fn main() !void {
    var debug_allocator: std.heap.DebugAllocator(.{}) = .init;

andrewrk

pub const GlobalVec = UniqueVec(.global);
pub const LocalVec = UniqueVec(.local);
pub const Tag = enum {global,local};
fn UniqueVec(tag: Tag) type {
    return struct {
        pub const tag = Tag;
        
        pub fn add(...) @This() { ... }
        pub fn sub(...) @This() { ... }
        // ...

andrewrk

with import <nixpkgs> {}; {
  tmpAoeu = stdenv.mkDerivation {
    name = "zig-no-llvm";

    hardeningDisable = [ "all" ];

    buildInputs = [
      cmake
      ninja
    ];

andrewrk

andy@bark ~/d/z/build-release (master) [1]> stage3/bin/zig build-obj test.zig -target avr-freestanding -OReleaseFast
andy@bark ~/d/z/build-release (master)> ~/local/llvm20-assert/bin/llvm-objdump -d test.o

test.o: file format elf32-avr

Disassembly of section .text:

00000000 <example>:
       0: 6f 92 7f 92   <unknown>
       4: 8f 92 9f 92   <unknown>

andrewrk

const std = @import("std");
const assert = std.debug.assert;
const Allocator = std.mem.Allocator;
const Io = std.Io;

pub fn main() !void {
    var debug_allocator: std.heap.DebugAllocator(.{}) = .init;
    const gpa = debug_allocator.allocator();
    //const gpa = std.heap.smp_allocator;

andrewrk

const State = struct {
    clowns: StringHashMap(Clown) = .empty,

    const Clown = struct {
        scariness: f32,
        funniness: f32,
    };

    fn deinit(state: *State, gpa: Allocator) void {
        var it = state.clowns.iterator();

andrewrk

const std = @import("std");
const Allocator = std.mem.Allocator;

var debug_allocator: std.heap.DebugAllocator(.{
    .safety = false,
    .stack_trace_frames = 0,
}) = .init;

pub fn main() !void {
    //const gpa = debug_allocator.allocator();

andrewrk

$ clang -c test.c -fsanitize=fuzzer-no-link -S -emit-llvm