1 files changed, 97 insertions, 0 deletions
diff --git a/src/test/ui/target-feature/invalid-attribute.rs b/src/test/ui/target-feature/invalid-attribute.rs
new file mode 100644
index 000000000..ad1b6e96b
--- /dev/null
+++ b/src/test/ui/target-feature/invalid-attribute.rs
@@ -0,0 +1,97 @@
+// ignore-arm
+// ignore-aarch64
+// ignore-wasm
+// ignore-emscripten
+// ignore-mips
+// ignore-mips64
+// ignore-powerpc
+// ignore-powerpc64
+// ignore-powerpc64le
+// ignore-riscv64
+// ignore-s390x
+// ignore-sparc
+// ignore-sparc64
+
+#![warn(unused_attributes)]
+
+#[target_feature = "+sse2"]
+//~^ ERROR malformed `target_feature` attribute
+#[target_feature(enable = "foo")]
+//~^ ERROR not valid for this target
+//~| NOTE `foo` is not valid for this target
+#[target_feature(bar)]
+//~^ ERROR malformed `target_feature` attribute
+#[target_feature(disable = "baz")]
+//~^ ERROR malformed `target_feature` attribute
+unsafe fn foo() {}
+
+#[target_feature(enable = "sse2")]
+//~^ ERROR `#[target_feature(..)]` can only be applied to `unsafe` functions
+//~| NOTE see issue #69098
+fn bar() {}
+//~^ NOTE not an `unsafe` function
+
+#[target_feature(enable = "sse2")]
+//~^ ERROR attribute should be applied to a function
+mod another {}
+//~^ NOTE not a function
+
+#[target_feature(enable = "sse2")]
+//~^ ERROR attribute should be applied to a function
+const FOO: usize = 7;
+//~^ NOTE not a function
+
+#[target_feature(enable = "sse2")]
+//~^ ERROR attribute should be applied to a function
+struct Foo;
+//~^ NOTE not a function
+
+#[target_feature(enable = "sse2")]
+//~^ ERROR attribute should be applied to a function
+enum Bar {}
+//~^ NOTE not a function
+
+#[target_feature(enable = "sse2")]
+//~^ ERROR attribute should be applied to a function
+union Qux {
+//~^ NOTE not a function
+    f1: u16,
+    f2: u16,
+}
+
+#[target_feature(enable = "sse2")]
+//~^ ERROR attribute should be applied to a function
+trait Baz {}
+//~^ NOTE not a function
+
+#[inline(always)]
+//~^ ERROR: cannot use `#[inline(always)]`
+#[target_feature(enable = "sse2")]
+unsafe fn test() {}
+
+trait Quux {
+    fn foo();
+}
+
+impl Quux for Foo {
+    #[target_feature(enable = "sse2")]
+    //~^ ERROR `#[target_feature(..)]` can only be applied to `unsafe` functions
+    //~| NOTE see issue #69098
+    fn foo() {}
+    //~^ NOTE not an `unsafe` function
+}
+
+fn main() {
+    #[target_feature(enable = "sse2")]
+    //~^ ERROR attribute should be applied to a function
+    unsafe {
+        foo();
+        bar();
+    }
+    //~^^^^ NOTE not a function
+
+    #[target_feature(enable = "sse2")]
+    //~^ ERROR attribute should be applied to a function
+    || {};
+    //~^ NOTE not a function
+}