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22 lines
707 B
Zig
22 lines
707 B
Zig
const builtin = @import("builtin");
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const expect = @import("std").testing.expect;
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test "bitCast to array" {
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if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
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if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
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if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
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if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO
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comptime try testBitCastArray();
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try testBitCastArray();
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}
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fn testBitCastArray() !void {
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try expect(extractOne64(0x0123456789abcdef0123456789abcdef) == 0x0123456789abcdef);
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}
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fn extractOne64(a: u128) u64 {
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const x = @bitCast([2]u64, a);
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return x[1];
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}
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