mirror of
https://github.com/ziglang/zig.git
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5619ce2406
Conflicts:
* doc/langref.html.in
* lib/std/enums.zig
* lib/std/fmt.zig
* lib/std/hash/auto_hash.zig
* lib/std/math.zig
* lib/std/mem.zig
* lib/std/meta.zig
* test/behavior/alignof.zig
* test/behavior/bitcast.zig
* test/behavior/bugs/1421.zig
* test/behavior/cast.zig
* test/behavior/ptrcast.zig
* test/behavior/type_info.zig
* test/behavior/vector.zig
Master branch added `try` to a bunch of testing function calls, and some
lines also had changed how to refer to the native architecture and other
`@import("builtin")` stuff.
20 lines
632 B
Zig
20 lines
632 B
Zig
const std = @import("std");
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const expect = std.testing.expect;
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const math = std.math;
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fn ctz(x: anytype) usize {
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return @ctz(@TypeOf(x), x);
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}
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test "fixed" {
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try testClz();
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comptime try testClz();
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}
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fn testClz() !void {
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try expect(ctz(@as(u128, 0x40000000000000000000000000000000)) == 126);
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try expect(math.rotl(u128, @as(u128, 0x40000000000000000000000000000000), @as(u8, 1)) == @as(u128, 0x80000000000000000000000000000000));
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try expect(ctz(@as(u128, 0x80000000000000000000000000000000)) == 127);
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try expect(ctz(math.rotl(u128, @as(u128, 0x40000000000000000000000000000000), @as(u8, 1))) == 127);
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}
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