Add 'compiler/rustc_codegen_gcc/' from commit 'afae271d5d3719eeb92c18bc004bb6d1965a5f3f'

[rust.git] / compiler / rustc_lint / src / context.rs

diff --git a/compiler/rustc_lint/src/context.rs b/compiler/rustc_lint/src/context.rs
index 31ce77375e53931fff7ef42496f5f0ac2ee28e93..4a646013ff89166a51d5f2fff2a4e4704fc274ef 100644 (file)
--- a/compiler/rustc_lint/src/context.rs
+++ b/compiler/rustc_lint/src/context.rs
@@ -744,6 +744,20 @@ fn lookup_with_diagnostics(
                         &format!("the built-in attribute `{attr_name}` will be ignored, since it's applied to the macro invocation `{macro_name}`")
                     );
                 }
+                BuiltinLintDiagnostics::TrailingMacro(is_trailing, name) => {
+                    if is_trailing {
+                        db.note("macro invocations at the end of a block are treated as expressions");
+                        db.note(&format!("to ignore the value produced by the macro, add a semicolon after the invocation of `{name}`"));
+                    }
+                }
+                BuiltinLintDiagnostics::BreakWithLabelAndLoop(span) => {
+                    db.multipart_suggestion(
+                        "wrap this expression in parentheses",
+                        vec![(span.shrink_to_lo(), "(".to_string()),
+                             (span.shrink_to_hi(), ")".to_string())],
+                        Applicability::MachineApplicable
+                    );
+                }
             }
             // Rewrap `db`, and pass control to the user.
             decorate(LintDiagnosticBuilder::new(db));