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Allow $defined take declarations: $defined(int x = y)

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Taking the address of a label would cause a crash. #2430
This commit is contained in:
Christoffer Lerno
2025-08-23 12:00:17 +02:00
parent f36e9fea48
commit e4e499edd2
16 changed files with 109 additions and 56 deletions
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27
src/compiler/parse_expr.c
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@@ -95,20 +95,6 @@ bool parse_generic_expr_list(ParseContext *c, Expr ***exprs_ref)
return true;
}
static bool parse_expr_list(ParseContext *c, Expr ***exprs_ref, TokenType end_token)
{
while (!try_consume(c, end_token))
{
ASSIGN_EXPR_OR_RET(Expr *expr, parse_expr(c), false);
vec_add(*exprs_ref, expr);
if (!try_consume(c, TOKEN_COMMA))
{
CONSUME_OR_RET(end_token, false);
return true;
}
}
return true;
}
/**
* rethrow_expr ::= call_expr '!'
@@ -1170,7 +1156,18 @@ static Expr *parse_ct_defined(ParseContext *c, Expr *left, SourceSpan lhs_start
Expr *defined = expr_new(EXPR_CT_DEFINED, c->span);
advance(c);
CONSUME_OR_RET(TOKEN_LPAREN, poisoned_expr);
if (!parse_expr_list(c, &defined->expression_list, TOKEN_RPAREN)) return poisoned_expr;
while (!try_consume(c, TOKEN_RPAREN))
{
ASSIGN_EXPR_OR_RET(Expr *expr, parse_decl_or_expr(c), poisoned_expr);
vec_add(defined->expression_list, expr);
if (!try_consume(c, TOKEN_COMMA))
{
CONSUME_OR_RET(TOKEN_RPAREN, false);
break;
}
}
RANGE_EXTEND_PREV(defined);
return defined;
}