oh, actually it was
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@ -2194,43 +2194,63 @@ static void visit_fn_decl(Context *c, const FunctionDecl *fn_decl) {
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return;
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}
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ZigList<Buf*> fake_names;
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for (size_t i = 0; i < proto_node->data.fn_proto.params.length; i += 1) {
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AstNode *param_node = proto_node->data.fn_proto.params.at(i);
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const ParmVarDecl *param = fn_decl->getParamDecl(i);
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const char *name = decl_name(param);
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fake_names.append(buf_create_from_str(name));
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buf_append_char(fake_names.at(i), '_');
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if (strlen(name) == 0) {
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Buf *proto_param_name = param_node->data.param_decl.name;
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if (proto_param_name == nullptr) {
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param_node->data.param_decl.name = buf_sprintf("arg%" ZIG_PRI_usize "", i);
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} else {
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param_node->data.param_decl.name = proto_param_name;
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}
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Buf *proto_param_name;
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if (strlen(name) != 0) {
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proto_param_name = buf_create_from_str(name);
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} else {
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param_node->data.param_decl.name = buf_create_from_str(name);
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proto_param_name = param_node->data.param_decl.name;
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if (proto_param_name == nullptr) {
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proto_param_name = buf_sprintf("arg%" ZIG_PRI_usize "", i);
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}
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}
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param_node->data.param_decl.name = proto_param_name;
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}
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if (fn_decl->hasBody()) {
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Stmt *body = fn_decl->getBody();
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AstNode *fn_def_node = trans_create_node(c, NodeTypeFnDef);
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fn_def_node->data.fn_def.fn_proto = proto_node;
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fn_def_node->data.fn_def.body = trans_stmt(c, nullptr, body);
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assert(fn_def_node->data.fn_def.body != skip_add_to_block_node);
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if (fn_def_node->data.fn_def.body == nullptr) {
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emit_warning(c, fn_decl->getLocation(), "unable to translate function");
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return;
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}
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proto_node->data.fn_proto.fn_def_node = fn_def_node;
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c->root->data.root.top_level_decls.append(fn_def_node);
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if (!fn_decl->hasBody()) {
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// just a prototype
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c->root->data.root.top_level_decls.append(proto_node);
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return;
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}
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c->root->data.root.top_level_decls.append(proto_node);
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// actual function definition with body
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Stmt *body = fn_decl->getBody();
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AstNode *actual_body_node = trans_stmt(c, nullptr, body);
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assert(actual_body_node != skip_add_to_block_node);
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if (actual_body_node == nullptr) {
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emit_warning(c, fn_decl->getLocation(), "unable to translate function");
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return;
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}
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// it worked
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AstNode *parameter_init_block = trans_create_node(c, NodeTypeBlock);
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for (size_t i = 0; i < proto_node->data.fn_proto.params.length; i += 1) {
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AstNode *param_node = proto_node->data.fn_proto.params.at(i);
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Buf *good_name = param_node->data.param_decl.name;
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// TODO: avoid name collisions
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Buf *mangled_name = buf_sprintf("_arg_%s", buf_ptr(good_name));
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param_node->data.param_decl.name = mangled_name;
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// var c_name = _mangled_name;
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AstNode *parameter_init = trans_create_node_var_decl_local(c, false, good_name, nullptr, trans_create_node_symbol(c, mangled_name));
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parameter_init_block->data.block.statements.append(parameter_init);
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}
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parameter_init_block->data.block.statements.append(actual_body_node);
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AstNode *fn_def_node = trans_create_node(c, NodeTypeFnDef);
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fn_def_node->data.fn_def.fn_proto = proto_node;
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fn_def_node->data.fn_def.body = parameter_init_block;
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proto_node->data.fn_proto.fn_def_node = fn_def_node;
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c->root->data.root.top_level_decls.append(fn_def_node);
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}
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static AstNode *resolve_typdef_as_builtin(Context *c, const TypedefNameDecl *typedef_decl, const char *primitive_name) {
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