From dd3d8f9d768479df36e51d402adf55afad1aff07 Mon Sep 17 00:00:00 2001
From: Taylan Kammer <taylan.kammer@gmail.com>
Date: Mon, 10 Feb 2025 20:20:26 +0100
Subject: update

---
 src/main.zig | 73 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 src/main.zig

(limited to 'src/main.zig')

diff --git a/src/main.zig b/src/main.zig
new file mode 100644
index 0000000..d40f09a
--- /dev/null
+++ b/src/main.zig
@@ -0,0 +1,73 @@
+//! By convention, main.zig is where your main function lives in the case that
+//! you are building an executable. If you are making a library, the convention
+//! is to delete this file and start with root.zig instead.
+
+const std = @import("std");
+
+/// This imports the separate module containing `root.zig`. Take a look in `build.zig` for details.
+const zisp = @import("zisp_lib");
+
+pub fn main() !void {
+    const T = extern union {
+        bits: u64,
+        double: f64,
+    };
+    var f1: *volatile f64 = undefined;
+    var f2: *volatile f64 = undefined;
+    var x: *volatile T = undefined;
+
+    var _gpa: std.heap.GeneralPurposeAllocator(.{}) = .init;
+    const gpa = _gpa.allocator();
+
+    f1 = try gpa.create(f64);
+    f2 = try gpa.create(f64);
+    x = try gpa.create(T);
+
+    f1.* = 0.0;
+    f2.* = 0.0;
+    x.*.double = f1.* / f2.*;
+    std.debug.print(" 0/0: {x}\n", .{x.*.bits});
+
+    f1.* = -0.0;
+    f2.* = 0.0;
+    x.*.double = f1.* / f2.*;
+    std.debug.print("-0/0: {x}\n", .{x.*.bits});
+
+    // // Prints to stderr (it's a shortcut based on `std.io.getStdErr()`)
+    // std.debug.print("All your {s} are belong to us.\n", .{"codebase"});
+
+    // // stdout is for the actual output of your application, for example if you
+    // // are implementing gzip, then only the compressed bytes should be sent to
+    // // stdout, not any debugging messages.
+    // const stdout_file = std.io.getStdOut().writer();
+    // var bw = std.io.bufferedWriter(stdout_file);
+    // const stdout = bw.writer();
+
+    // try stdout.print("Run `zig build test` to run the tests.\n", .{});
+
+    // try bw.flush(); // Don't forget to flush!
+}
+
+test "simple test" {
+    var list = std.ArrayList(i32).init(std.testing.allocator);
+    defer list.deinit(); // Try commenting this out and see if zig detects the memory leak!
+    try list.append(42);
+    try std.testing.expectEqual(@as(i32, 42), list.pop());
+}
+
+test "use other module" {
+    //try std.testing.expectEqual(@as(i32, 150), lib.add(100, 50));
+}
+
+test "fuzz example" {
+    const Context = struct {
+        fn testOne(context: @This(), input: []const u8) anyerror!void {
+            _ = context;
+            // Try passing `--fuzz` to `zig build test` and see if it manages to fail this test case!
+            try std.testing.expect(!std.mem.eql(u8, "canyoufindme", input));
+        }
+    };
+    try std.testing.fuzz(Context{}, Context.testOne, .{});
+}
+
+test "nan" {}
-- 
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