Skip to content
Merged
Show file tree
Hide file tree
Changes from all commits
Commits
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
6 changes: 6 additions & 0 deletions src/librustdoc/clean/cfg.rs
Original file line number Diff line number Diff line change
Expand Up @@ -209,6 +209,9 @@ impl ops::Not for Cfg {

impl ops::BitAndAssign for Cfg {
fn bitand_assign(&mut self, other: Cfg) {
if *self == other {
return;
}
match (self, other) {
(&mut Cfg::False, _) | (_, Cfg::True) => {},
(s, Cfg::False) => *s = Cfg::False,
Expand Down Expand Up @@ -238,6 +241,9 @@ impl ops::BitAnd for Cfg {

impl ops::BitOrAssign for Cfg {
fn bitor_assign(&mut self, other: Cfg) {
if *self == other {
return;
}
match (self, other) {
(&mut Cfg::True, _) | (_, Cfg::False) => {},
(s, Cfg::True) => *s = Cfg::True,
Expand Down
15 changes: 15 additions & 0 deletions src/test/rustdoc/duplicate-cfg.rs
Original file line number Diff line number Diff line change
@@ -0,0 +1,15 @@
#![crate_name = "foo"]
#![feature(doc_cfg)]

// @has 'foo/index.html'
// @!has '-' '//*[@class="stab portability"]' 'feature="sync" and'
// @has '-' '//*[@class="stab portability"]' 'feature="sync"'
#[doc(cfg(feature = "sync"))]
#[doc(cfg(feature = "sync"))]
pub struct Foo;

#[doc(cfg(feature = "sync"))]
pub mod bar {
#[doc(cfg(feature = "sync"))]
pub struct Bar;
}