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-rw-r--r--tests/ui/macros/macro-path-prelude-shadowing.rs33
1 files changed, 33 insertions, 0 deletions
diff --git a/tests/ui/macros/macro-path-prelude-shadowing.rs b/tests/ui/macros/macro-path-prelude-shadowing.rs
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+++ b/tests/ui/macros/macro-path-prelude-shadowing.rs
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+// aux-build:macro-in-other-crate.rs
+
+#![feature(decl_macro)]
+
+macro_rules! add_macro_expanded_things_to_macro_prelude {() => {
+ #[macro_use]
+ extern crate macro_in_other_crate;
+}}
+
+add_macro_expanded_things_to_macro_prelude!();
+
+mod m1 {
+ fn check() {
+ inline!(); // OK. Theoretically ambiguous, but we do not consider built-in attributes
+ // as candidates for non-attribute macro invocations to avoid regressions
+ // on stable channel
+ }
+}
+
+mod m2 {
+ pub mod std {
+ pub macro panic() {}
+ }
+}
+
+mod m3 {
+ use m2::*; // glob-import user-defined `std`
+ fn check() {
+ std::panic!(); //~ ERROR `std` is ambiguous
+ }
+}
+
+fn main() {}