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authorest31 <MTest31@outlook.com>2022-02-19 00:48:49 +0100
committerest31 <MTest31@outlook.com>2022-02-19 17:27:43 +0100
commit2ef8af66196f7cc270a0532ea989f2fc6bc6885d (patch)
treee023e65e895d79575848f47b3d00129f9c5a9f0f /compiler/rustc_mir_transform/src/inline
parentb8c56fa8c30821129b0960180f528d4a1a4f9316 (diff)
downloadrust-2ef8af66196f7cc270a0532ea989f2fc6bc6885d.tar.gz
rust-2ef8af66196f7cc270a0532ea989f2fc6bc6885d.zip
Adopt let else in more places
Diffstat (limited to 'compiler/rustc_mir_transform/src/inline')
-rw-r--r--compiler/rustc_mir_transform/src/inline/cycle.rs9
1 files changed, 3 insertions, 6 deletions
diff --git a/compiler/rustc_mir_transform/src/inline/cycle.rs b/compiler/rustc_mir_transform/src/inline/cycle.rs
index 44ded1647fc..de93ab7059f 100644
--- a/compiler/rustc_mir_transform/src/inline/cycle.rs
+++ b/compiler/rustc_mir_transform/src/inline/cycle.rs
@@ -46,12 +46,9 @@ crate fn mir_callgraph_reachable<'tcx>(
         trace!(%caller);
         for &(callee, substs) in tcx.mir_inliner_callees(caller.def) {
             let substs = caller.subst_mir_and_normalize_erasing_regions(tcx, param_env, substs);
-            let callee = match ty::Instance::resolve(tcx, param_env, callee, substs).unwrap() {
-                Some(callee) => callee,
-                None => {
-                    trace!(?callee, "cannot resolve, skipping");
-                    continue;
-                }
+            let Some(callee) = ty::Instance::resolve(tcx, param_env, callee, substs).unwrap() else {
+                trace!(?callee, "cannot resolve, skipping");
+                continue;
             };
 
             // Found a path.