un-add some notes from tests

Author: ExpHP

src/test/compile-fail/attr-usage-inline.rs

@@ -14,6 +14,6 @@
 fn f() {}
 
 #[inline] //~ ERROR: attribute should be applied to function
-struct S; //~ not a function
+struct S;
 
 fn main() {}

src/test/compile-fail/attr-usage-repr.rs

@@ -13,7 +13,7 @@
 #![feature(repr_simd)]
 
 #[repr(C)] //~ ERROR: attribute should be applied to struct, enum or union
-fn f() {}  //~ not a struct, enum or union
+fn f() {}
 
 #[repr(C)]
 struct SExtern(f64, f64);
@@ -25,19 +25,19 @@ struct SPacked(f64, f64);
 struct SSimd(f64, f64);
 
 #[repr(i8)] //~ ERROR: attribute should be applied to enum
-struct SInt(f64, f64); //~ not an enum
+struct SInt(f64, f64);
 
 #[repr(C)]
 enum EExtern { A, B }
 
 #[repr(align(8))] //~ ERROR: attribute should be applied to struct
-enum EAlign { A, B } // not a struct
+enum EAlign { A, B }
 
 #[repr(packed)] //~ ERROR: attribute should be applied to struct
-enum EPacked { A, B } // not a struct
+enum EPacked { A, B }
 
 #[repr(simd)] //~ ERROR: attribute should be applied to struct
-enum ESimd { A, B } // not a struct
+enum ESimd { A, B }
 
 #[repr(i8)]
 enum EInt { A, B }

src/test/compile-fail/feature-gate/issue-43106-gating-of-inline.rs

@@ -21,28 +21,17 @@
 #[inline = "2100"]
 //~^ ERROR attribute should be applied to function
 mod inline {
-//~^ not a function
-    mod inner {
-    //~^ not a function
-        #![inline="2100"]
-        //~^ ERROR attribute should be applied to function
-    }
+    mod inner { #![inline="2100"] }
+    //~^ ERROR attribute should be applied to function
 
-    #[inline = "2100"]
-    fn f() { }
+    #[inline = "2100"] fn f() { }
 
-    #[inline = "2100"]
+    #[inline = "2100"] struct S;
     //~^ ERROR attribute should be applied to function
-    struct S;
-    //~^ not a function
 
-    #[inline = "2100"]
+    #[inline = "2100"] type T = S;
     //~^ ERROR attribute should be applied to function
-    type T = S;
-    //~^ not a function
 
-    #[inline = "2100"]
+    #[inline = "2100"] impl S { }
     //~^ ERROR attribute should be applied to function
-    impl S { }
-    //~^ not a function
 }