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type restricted varargs

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This commit is contained in:
Wolfgang Bumiller 2013-01-12 11:10:29 +01:00
parent ca947d782c
commit 6a248e2498
1 changed files with 16 additions and 2 deletions
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18
ast.c
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@ -914,6 +914,8 @@ void ast_call_delete(ast_call *self)
bool ast_call_check_types(ast_call *self)
{
char texp[1024];
char tgot[1024];
size_t i;
bool retval = true;
const ast_expression *func = self->func;
@ -924,8 +926,6 @@ bool ast_call_check_types(ast_call *self)
for (i = 0; i < count; ++i) {
if (!ast_compare_type(self->params[i], (ast_expression*)(func->expression.params[i])))
{
char texp[1024];
char tgot[1024];
ast_type_to_string(self->params[i], tgot, sizeof(tgot));
ast_type_to_string((ast_expression*)func->expression.params[i], texp, sizeof(texp));
compile_error(ast_ctx(self), "invalid type for parameter %u in function call: expected %s, got %s",
@ -934,6 +934,20 @@ bool ast_call_check_types(ast_call *self)
retval = false;
}
}
count = vec_size(self->params);
if (count > vec_size(func->expression.params) && func->expression.varparam) {
for (; i < count; ++i) {
if (!ast_compare_type(self->params[i], func->expression.varparam))
{
ast_type_to_string(self->params[i], tgot, sizeof(tgot));
ast_type_to_string(func->expression.varparam, texp, sizeof(texp));
compile_error(ast_ctx(self), "invalid type for parameter %u in function call: expected %s, got %s",
(unsigned int)(i+1), texp, tgot);
/* we don't immediately return */
retval = false;
}
}
}
return retval;
}