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authorklensy <klensy@users.noreply.github.com>2022-06-05 07:02:32 +0300
committerklensy <klensy@users.noreply.github.com>2022-06-05 07:02:32 +0300
commit2d2577cdec6121e57facd55a6355ed8bf0c2c9b1 (patch)
tree838d1f016b2a6cc612cd04fa231561b0f6724ee8 /compiler/rustc_driver/src
parentc7b0452ece11bf714f7cf2003747231931504d59 (diff)
downloadrust-2d2577cdec6121e57facd55a6355ed8bf0c2c9b1.tar.gz
rust-2d2577cdec6121e57facd55a6355ed8bf0c2c9b1.zip
typo: `-Zcodegen-backend=llvm -Cpasses=list` should work now
Diffstat (limited to 'compiler/rustc_driver/src')
-rw-r--r--compiler/rustc_driver/src/lib.rs8
1 files changed, 1 insertions, 7 deletions
diff --git a/compiler/rustc_driver/src/lib.rs b/compiler/rustc_driver/src/lib.rs
index 179a184536e..1a7972716d3 100644
--- a/compiler/rustc_driver/src/lib.rs
+++ b/compiler/rustc_driver/src/lib.rs
@@ -1055,13 +1055,7 @@ pub fn handle_options(args: &[String]) -> Option<getopts::Matches> {
     }
 
     if cg_flags.iter().any(|x| *x == "passes=list") {
-        let backend_name = debug_flags.iter().find_map(|x| {
-            if x.starts_with("codegen-backend=") {
-                Some(&x["codegen-backends=".len()..])
-            } else {
-                None
-            }
-        });
+        let backend_name = debug_flags.iter().find_map(|x| x.strip_prefix("codegen-backend="));
         get_codegen_backend(&None, backend_name).print_passes();
         return None;
     }