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Add multi-pointer types [^]T

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This commit is contained in:
gingerBill
2021-08-21 23:10:21 +01:00
parent 01a888fced
commit 6a77fc4cdd
10 changed files with 286 additions and 50 deletions
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16
src/parser.cpp
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@@ -337,6 +337,9 @@ Ast *clone_ast(Ast *node) {
case Ast_PointerType:
n->PointerType.type = clone_ast(n->PointerType.type);
break;
case Ast_MultiPointerType:
n->MultiPointerType.type = clone_ast(n->MultiPointerType.type);
break;
case Ast_ArrayType:
n->ArrayType.count = clone_ast(n->ArrayType.count);
n->ArrayType.elem = clone_ast(n->ArrayType.elem);
@@ -985,7 +988,12 @@ Ast *ast_pointer_type(AstFile *f, Token token, Ast *type) {
result->PointerType.type = type;
return result;
}
Ast *ast_multi_pointer_type(AstFile *f, Token token, Ast *type) {
Ast *result = alloc_ast_node(f, Ast_MultiPointerType);
result->MultiPointerType.token = token;
result->MultiPointerType.type = type;
return result;
}
Ast *ast_array_type(AstFile *f, Token token, Ast *count, Ast *elem) {
Ast *result = alloc_ast_node(f, Ast_ArrayType);
result->ArrayType.token = token;
@@ -2317,7 +2325,11 @@ Ast *parse_operand(AstFile *f, bool lhs) {
case Token_OpenBracket: {
Token token = expect_token(f, Token_OpenBracket);
Ast *count_expr = nullptr;
if (f->curr_token.kind == Token_Question) {
if (f->curr_token.kind == Token_Pointer) {
expect_token(f, Token_Pointer);
expect_token(f, Token_CloseBracket);
return ast_multi_pointer_type(f, token, parse_type(f));
} else if (f->curr_token.kind == Token_Question) {
count_expr = ast_unary_expr(f, expect_token(f, Token_Question), nullptr);
} else if (allow_token(f, Token_dynamic)) {
expect_token(f, Token_CloseBracket);