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| author | kcbanner <kcbanner@gmail.com> | 2023-09-20 23:53:06 -0400 |
|---|---|---|
| committer | kcbanner <kcbanner@gmail.com> | 2023-09-23 13:04:56 -0400 |
| commit | 2fddd767ba20374e7677003c101e60f470c3804c (patch) | |
| tree | 91ffbed5086771488201cebd82be6e1554ac14b5 /src/codegen/spirv.zig | |
| parent | ce919ccf45951856a762ffdb8ef850301cd8c588 (diff) | |
| download | zig-2fddd767ba20374e7677003c101e60f470c3804c.tar.gz zig-2fddd767ba20374e7677003c101e60f470c3804c.zip | |
sema: add support for unions in readFromMemory and writeToMemory
Diffstat (limited to 'src/codegen/spirv.zig')
| -rw-r--r-- | src/codegen/spirv.zig | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/codegen/spirv.zig b/src/codegen/spirv.zig index 33a864ea0a..8fb6153938 100644 --- a/src/codegen/spirv.zig +++ b/src/codegen/spirv.zig @@ -838,7 +838,10 @@ pub const DeclGen = struct { return dg.todo("packed union constants", .{}); } - const active_field = ty.unionTagFieldIndex(un.tag.toValue(), dg.module).?; + const active_field = ty.unionTagFieldIndex(un.tag.toValue(), dg.module) orelse f: { + assert(union_obj.getLayout(ip) == .Extern); + break :f mod.unionLargestField(union_obj).index; + }; const active_field_ty = union_obj.field_types.get(ip)[active_field].toType(); const has_tag = layout.tag_size != 0; |