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authorkennytm <kennytm@gmail.com>2018-07-22 22:10:16 +0800
committerkennytm <kennytm@gmail.com>2018-07-23 01:00:03 +0800
commit8e6971dd2dc4eb37a6ca0b4de6d6d18336091eec (patch)
tree8750588ed75fc65a37300ddb375a6d7a60f0636f /src/libsyntax
parent02357079a61a61d18ff93e4a39dd75f6b54c2644 (diff)
parenta18be44d6318b04a604d1a9b3f965fbdaab8abf6 (diff)
downloadrust-8e6971dd2dc4eb37a6ca0b4de6d6d18336091eec.tar.gz
rust-8e6971dd2dc4eb37a6ca0b4de6d6d18336091eec.zip
Rollup merge of #52581 - petrochenkov:bmacrodoc, r=alexcrichton
Avoid using `#[macro_export]` for documenting builtin macros

Use a special `rustc_*` attribute instead.

cc https://github.com/rust-lang/rust/pull/52234
Diffstat (limited to 'src/libsyntax')
-rw-r--r--src/libsyntax/feature_gate.rs3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs
index 143d0d4df71..30137439e77 100644
--- a/src/libsyntax/feature_gate.rs
+++ b/src/libsyntax/feature_gate.rs
@@ -687,7 +687,8 @@ pub fn deprecated_attributes() -> Vec<&'static (&'static str, AttributeType, Att
 }
 
 pub fn is_builtin_attr(attr: &ast::Attribute) -> bool {
-    BUILTIN_ATTRIBUTES.iter().any(|&(builtin_name, _, _)| attr.check_name(builtin_name))
+    BUILTIN_ATTRIBUTES.iter().any(|&(builtin_name, _, _)| attr.check_name(builtin_name)) ||
+    attr.name().as_str().starts_with("rustc_")
 }
 
 // Attributes that have a special meaning to rustc or rustdoc