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Prevent aliasing functions through forward declared prototypes. This closes #125

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Dale Weiler 2013-10-16 23:37:39 -04:00
parent 0f479f3e88
commit 003bb9dfb4
1 changed files with 7 additions and 0 deletions
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7
parser.c
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@ -5088,6 +5088,13 @@ static bool parse_variable(parser_t *parser, ast_block *localblock, bool nofield
var->expression.flags & AST_FLAG_ALIAS)
var->desc = vstring;
if (parser_find_global(parser, var->name) && var->expression.flags & AST_FLAG_ALIAS) {
parseerror(parser, "function aliases cannot be forward declared");
retval = false;
goto cleanup;
}
/* Part 1:
* check for validity: (end_sys_..., multiple-definitions, prototypes, ...)
* Also: if there was a prototype, `var` will be deleted and set to `proto` which