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| author | Veikka Tuominen <git@vexu.eu> | 2022-12-22 12:45:51 +0200 |
|---|---|---|
| committer | Veikka Tuominen <git@vexu.eu> | 2022-12-27 15:33:27 +0200 |
| commit | 9c0f3163a876859d3cf10c8b57d81cae381c46dc (patch) | |
| tree | 194842cd1aea1e311200392f118e5b22c8eb0aea /src/value.zig | |
| parent | b7730c74789d8f34748e516398de892646e88bc6 (diff) | |
| download | zig-9c0f3163a876859d3cf10c8b57d81cae381c46dc.tar.gz zig-9c0f3163a876859d3cf10c8b57d81cae381c46dc.zip | |
value: fix bitcasting packed structs with `u0` fields
Closes #13942
Diffstat (limited to 'src/value.zig')
| -rw-r--r-- | src/value.zig | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/value.zig b/src/value.zig index c86e5ab12c..eeb1228ebc 100644 --- a/src/value.zig +++ b/src/value.zig @@ -1378,6 +1378,7 @@ pub const Value = extern union { var enum_buffer: Payload.U64 = undefined; const int_val = val.enumToInt(ty, &enum_buffer); + if (abi_size == 0) return; if (abi_size <= @sizeOf(u64)) { const int: u64 = switch (int_val.tag()) { .zero => 0, @@ -1571,6 +1572,7 @@ pub const Value = extern union { const abi_size = @intCast(usize, ty.abiSize(target)); const bits = int_info.bits; + if (bits == 0) return Value.zero; if (bits <= 64) switch (int_info.signedness) { // Fast path for integers <= u64 .signed => return Value.Tag.int_i64.create(arena, std.mem.readVarPackedInt(i64, buffer, bit_offset, bits, endian, .signed)), .unsigned => return Value.Tag.int_u64.create(arena, std.mem.readVarPackedInt(u64, buffer, bit_offset, bits, endian, .unsigned)), |