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add some debug!'s to help diagnose failure of issue-1763.rs

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Niko Matsakis
2012-09-15 13:37:35 -07:00
parent 4cad58c464
commit e874d37569
1 changed files with 12 additions and 1 deletions
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13
src/rustc/middle/typeck/check.rs
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@@ -488,6 +488,11 @@ fn check_struct(ccx: @crate_ctxt, struct_def: @ast::struct_def,
} }
fn check_item(ccx: @crate_ctxt, it: @ast::item) { fn check_item(ccx: @crate_ctxt, it: @ast::item) {
debug!("check_item(it.id=%d, it.ident=%s)",
it.id,
ty::item_path_str(ccx.tcx, local_def(it.id)));
let _indenter = indenter();
match it.node { match it.node {
ast::item_const(_, e) => check_const(ccx, it.span, e, it.id), ast::item_const(_, e) => check_const(ccx, it.span, e, it.id),
ast::item_enum(enum_definition, _) => { ast::item_enum(enum_definition, _) => {
@@ -2525,6 +2530,9 @@ fn check_bounds_are_used(ccx: @crate_ctxt,
span: span, span: span,
tps: ~[ast::ty_param], tps: ~[ast::ty_param],
ty: ty::t) { ty: ty::t) {
debug!("check_bounds_are_used(n_tps=%u, ty=%s)",
tps.len(), ty_to_str(ccx.tcx, ty));
// make a vector of booleans initially false, set to true when used // make a vector of booleans initially false, set to true when used
if tps.len() == 0u { return; } if tps.len() == 0u { return; }
let tps_used = vec::to_mut(vec::from_elem(tps.len(), false)); let tps_used = vec::to_mut(vec::from_elem(tps.len(), false));
@@ -2534,7 +2542,10 @@ fn check_bounds_are_used(ccx: @crate_ctxt,
|_r| {}, |_r| {},
|t| { |t| {
match ty::get(t).sty { match ty::get(t).sty {
ty::ty_param({idx, _}) => { tps_used[idx] = true; } ty::ty_param({idx, _}) => {
debug!("Found use of ty param #%u", idx);
tps_used[idx] = true;
}
_ => () _ => ()
} }
true true