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cgen: use the new __offsetof_ptr macro

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This commit is contained in:
Delyan Angelov 2021-03-11 13:14:36 +02:00
parent 144546543c
commit 6628bbc690
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GPG Key ID: 66886C0F12D595ED
1 changed files with 3 additions and 3 deletions
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6
vlib/v/gen/c/cgen.v
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@ -1577,7 +1577,7 @@ fn (mut g Gen) write_sumtype_casting_fn(got_ table.Type, exp_ table.Type) {
// the field is already a wrapped pointer; we shouldn't wrap it once again
sb.write_string(', .$field.name = ptr->$field.name')
} else {
sb.write_string(', .$field.name = ($field_styp*)((char*)ptr + __offsetof($got_cname, $field.name))')
sb.write_string(', .$field.name = ($field_styp*)((char*)ptr + __offsetof_ptr(ptr, $got_cname, $field.name))')
}
}
sb.writeln('};\n}')
@ -5859,14 +5859,14 @@ fn (mut g Gen) interface_table() string {
cname := c_name(field.name)
field_styp := g.typ(field.typ)
if _ := st_sym.find_field(field.name) {
cast_struct.writeln('\t\t.$cname = ($field_styp*)((char*)x + __offsetof($cctype, $cname)),')
cast_struct.writeln('\t\t.$cname = ($field_styp*)((char*)x + __offsetof_ptr(x, $cctype, $cname)),')
} else {
// the field is embedded in another struct
cast_struct.write_string('\t\t.$cname = ($field_styp*)((char*)x')
for embed_type in st_sym.struct_info().embeds {
embed_sym := g.table.get_type_symbol(embed_type)
if _ := embed_sym.find_field(field.name) {
cast_struct.write_string(' + __offsetof($cctype, $embed_sym.embed_name()) + __offsetof($embed_sym.cname, $cname)')
cast_struct.write_string(' + __offsetof_ptr(x, $cctype, $embed_sym.embed_name()) + __offsetof_ptr(x, $embed_sym.cname, $cname)')
break
}
}