diff options
Diffstat (limited to 'parse.c')
| -rw-r--r-- | parse.c | 18 |
1 files changed, 16 insertions, 2 deletions
@@ -589,6 +589,10 @@ static bool parse_type(Parser *p, Type *type) { err_print(field_decl.where, "Constant struct members are not supported (yet)."); return false; } + if ((field_decl.flags & DECL_FOREIGN) && !(field_decl.flags & DECL_IS_CONST)) { + err_print(field_decl.where, "Non-constant struct members cannot be foreign."); + return false; + } if (field_decl.flags & DECL_HAS_EXPR) { err_print(field_decl.where, "struct members cannot have initializers."); return false; @@ -807,7 +811,7 @@ static bool parse_block(Parser *p, Block *b) { return ret; } -/* does NOT handle empty declaration lists */ +/* does NOT handle empty declaration list. */ static bool parse_decl_list(Parser *p, Declaration **decls, DeclEndKind decl_end) { Tokenizer *t = p->tokr; bool ret = true; @@ -853,6 +857,12 @@ static bool parse_fn_expr(Parser *p, FnExpr *f) { } else { if (!parse_decl_list(p, &f->params, DECL_END_RPAREN_COMMA)) return false; + arr_foreach(f->params, Declaration, param) { + if (param->flags & DECL_FOREIGN) { + err_print(param->where, "Parameters cannot be foreign."); + return false; + } + } } if (t->token->kind == TOKEN_EOF) { @@ -873,7 +883,11 @@ static bool parse_fn_expr(Parser *p, FnExpr *f) { return false; } if (d->flags & DECL_INFER) { - err_print(d->where, "Can't infer the value of a return declaration!"); + err_print(d->where, "Can't infer the value of a named return value!"); + return false; + } + if (d->flags & DECL_FOREIGN) { + err_print(d->where, "Named return values can't be foreign."); return false; } } |