Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Do min_const_fn checks for SetDiscriminants target #66790

Merged
merged 3 commits into from
Dec 1, 2019
Merged

Do min_const_fn checks for SetDiscriminants target #66790

Show file tree
Hide file tree
Changes from 2 commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
c66ad14
Check SetDiscriminant place
pvdrz Nov 26, 2019
d7c09f7
Change way of checking SetDiscriminant
pvdrz Nov 26, 2019
2ced9d9
Merge match branches
pvdrz Nov 30, 2019
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 3 additions & 1 deletion src/librustc_mir/transform/check_consts/validation.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -566,9 +566,11 @@ impl Visitor<'tcx> for Validator<'_, 'mir, 'tcx> {
StatementKind::FakeRead(FakeReadCause::ForMatchedPlace, _) => {
self.check_op(ops::IfOrMatch);
}
StatementKind::SetDiscriminant { .. } => {
pvdrz marked this conversation as resolved.
Show resolved Hide resolved
self.super_statement(statement, location)
}
// FIXME(eddyb) should these really do nothing?
StatementKind::FakeRead(..) |
StatementKind::SetDiscriminant { .. } |
StatementKind::StorageLive(_) |
StatementKind::StorageDead(_) |
StatementKind::InlineAsm {..} |
Expand Down
2 changes: 1 addition & 1 deletion src/librustc_mir/transform/qualify_min_const_fn.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -225,7 +225,7 @@ fn check_statement(
StatementKind::FakeRead(_, place) => check_place(tcx, place, span, def_id, body),

// just an assignment
StatementKind::SetDiscriminant { .. } => Ok(()),
StatementKind::SetDiscriminant { place, .. } => check_place(tcx, place, span, def_id, body),

| StatementKind::InlineAsm { .. } => {
Err((span, "cannot use inline assembly in const fn".into()))
Expand Down