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cbe: fixed tagged union initializers of a zero-bit field type

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Fixes missing braces warnings on gcc 11.3.0.
This commit is contained in:
Jacob Young 2022-11-15 23:19:22 -05:00
parent b82aec5a15
commit a9c005e0e4
1 changed files with 7 additions and 1 deletions
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8
src/codegen/c.zig
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@ -1140,10 +1140,16 @@ pub const DeclGen = struct {
const index = ty.unionTagFieldIndex(union_obj.tag, dg.module).?;
const field_ty = ty.unionFields().values()[index].ty;
const field_name = ty.unionFields().keys()[index];
var it = ty.unionFields().iterator();
if (field_ty.hasRuntimeBits()) {
try writer.print(".{ } = ", .{fmtIdent(field_name)});
try dg.renderValue(writer, field_ty, union_obj.val, .Initializer);
} else try writer.writeByte('0');
} else while (it.next()) |field| {
if (!field.value_ptr.ty.hasRuntimeBits()) continue;
try writer.print(".{ } = ", .{fmtIdent(field.key_ptr.*)});
try dg.renderValue(writer, field.value_ptr.ty, Value.undef, .Initializer);
break;
} else try writer.writeAll(".empty_union = 0");
if (ty.unionTagTypeSafety()) |_| try writer.writeByte('}');
try writer.writeByte('}');
},