Auto merge of #41773 - frewsxcv:rollup, r=frewsxcv

Rollup of 9 pull requests

- Successful merges: #41064, #41307, #41512, #41582, #41678, #41722, #41734, #41761, #41763
- Failed merges:

2 files changed, 15 insertions, 2 deletions

diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs
index d252963274e..f99f39dae6b 100644
--- a/src/libsyntax/parse/parser.rs
+++ b/src/libsyntax/parse/parser.rs
@@ -2700,6 +2700,19 @@ impl<'a> Parser<'a> {
                 let (span, e) = self.interpolated_or_expr_span(e)?;
                 (span, self.mk_unary(UnOp::Not, e))
             }
+            // Suggest `!` for bitwise negation when encountering a `~`
+            token::Tilde => {
+                self.bump();
+                let e = self.parse_prefix_expr(None);
+                let (span, e) = self.interpolated_or_expr_span(e)?;
+                let span_of_tilde = lo;
+                let mut err = self.diagnostic().struct_span_err(span_of_tilde,
+                        "`~` can not be used as an unary operator");
+                err.span_label(span_of_tilde, &"did you mean `!`?");
+                err.help("use `!` instead of `~` if you meant to perform bitwise negation");
+                err.emit();
+                (span, self.mk_unary(UnOp::Not, e))
+            }
             token::BinOp(token::Minus) => {
                 self.bump();
                 let e = self.parse_prefix_expr(None);
diff --git a/src/libsyntax/test.rs b/src/libsyntax/test.rs
index 50380626d7f..91746a2edd9 100644
--- a/src/libsyntax/test.rs
+++ b/src/libsyntax/test.rs
@@ -442,7 +442,7 @@ We're going to be building a module that looks more or less like:
 mod __test {
   extern crate test (name = "test", vers = "...");
   fn main() {
-    test::test_main_static(&::os::args()[], tests)
+    test::test_main_static(&::os::args()[], tests, test::Options::new())
   }
 
   static tests : &'static [test::TestDescAndFn] = &[
@@ -478,7 +478,7 @@ fn mk_main(cx: &mut TestCtxt) -> P<ast::Item> {
     //        pub fn main() {
     //            #![main]
     //            use std::slice::AsSlice;
-    //            test::test_main_static(::std::os::args().as_slice(), TESTS);
+    //            test::test_main_static(::std::os::args().as_slice(), TESTS, test::Options::new());
     //        }
 
     let sp = ignored_span(cx, DUMMY_SP);