Exit nonzero on rustc -Wall

dtolnay · dtolnay · commit 7174ec22cfc0 · 2022-01-06T13:30:57.000-08:00
diff --git a/compiler/rustc_driver/src/lib.rs b/compiler/rustc_driver/src/lib.rs
@@ -1047,7 +1047,7 @@ pub fn handle_options(args: &[String]) -> Option<getopts::Matches> {
     let wall = matches.opt_strs("W");
     if wall.iter().any(|x| *x == "all") {
         print_wall_help();
-        return None;
+        rustc_errors::FatalError.raise();
     }
 
     // Don't handle -W help here, because we might first load plugins.

Original file line number	Diff line number	Diff line change
`@@ -1047,7 +1047,7 @@ pub fn handle_options(args: &[String]) -> Option<getopts::Matches> {`
`1047`	`1047`	`let wall = matches.opt_strs("W");`
`1048`	`1048`	`if wall.iter().any(\|x\| *x == "all") {`
`1049`	`1049`	`print_wall_help();`
`1050`		`- return None;`
	`1050`	`+ rustc_errors::FatalError.raise();`
`1051`	`1051`	`}`
`1052`	`1052`
`1053`	`1053`	`// Don't handle -W help here, because we might first load plugins.`