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Implement enough support for pointer to get an identity function working.

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This commit is contained in:
Rafael Ávila de Espíndola 2011-06-06 16:33:42 -04:00
parent 4bd5f834b0
commit ee54fa5c7d
2 changed files with 13 additions and 1 deletions
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6
src/comp/middle/ty.rs
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@ -615,6 +615,7 @@ fn ty_to_str(&ctxt cx, &t typ) -> str {
case (ty_char) { s += "char"; }
case (ty_str) { s += "str"; }
case (ty_box(?tm)) { s += "@" + mt_to_str(cx, tm); }
case (ty_ptr(?tm)) { s += "*" + mt_to_str(cx, tm); }
case (ty_vec(?tm)) { s += "vec[" + mt_to_str(cx, tm) + "]"; }
case (ty_port(?t)) { s += "port[" + ty_to_str(cx, t) + "]"; }
case (ty_chan(?t)) { s += "chan[" + ty_to_str(cx, t) + "]"; }
@ -781,6 +782,10 @@ fn fold_ty(&ctxt cx, ty_fold fld, t ty_0) -> t {
ty = copy_cname(cx, mk_box(cx, rec(ty=fold_ty(cx, fld, tm.ty),
mut=tm.mut)), ty);
}
case (ty_ptr(?tm)) {
ty = copy_cname(cx, mk_ptr(cx, rec(ty=fold_ty(cx, fld, tm.ty),
mut=tm.mut)), ty);
}
case (ty_vec(?tm)) {
ty = copy_cname(cx, mk_vec(cx, rec(ty=fold_ty(cx, fld, tm.ty),
mut=tm.mut)), ty);
@ -978,6 +983,7 @@ fn type_is_scalar(&ctxt cx, &t ty) -> bool {
case (ty_char) { ret true; }
case (ty_type) { ret true; }
case (ty_native) { ret true; }
case (ty_ptr(_)) { ret true; }
case (_) { ret false; }
}
}

8
src/test/run-pass/type-ptr.rs
View File

@ -1,4 +1,10 @@
fn f(*int a) {
fn f(*int a) -> *int {
ret a;
}
fn g(*int a) -> *int {
auto b = f(a);
ret b;
}
fn main(vec[str] args) {