From d1fc9d727be6f39d5511cf4c5125b40489dfd6be Mon Sep 17 00:00:00 2001
From: Kirill Bulatov <mail4score@gmail.com>
Date: Wed, 14 Apr 2021 15:52:56 +0300
Subject: Add a missing span

---
 crates/hir_ty/src/autoderef.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/crates/hir_ty/src/autoderef.rs b/crates/hir_ty/src/autoderef.rs
index 71bc436e6..7afa2d5ce 100644
--- a/crates/hir_ty/src/autoderef.rs
+++ b/crates/hir_ty/src/autoderef.rs
@@ -24,8 +24,10 @@ pub fn autoderef<'a>(
     krate: Option<CrateId>,
     ty: InEnvironment<Canonical<Ty>>,
 ) -> impl Iterator<Item = Canonical<Ty>> + 'a {
+    let _p = profile::span("autoderef");
     let InEnvironment { goal: ty, environment } = ty;
     successors(Some(ty), move |ty| {
+        let _p = profile::span("autoderef.step");
         deref(db, krate?, InEnvironment { goal: ty, environment: environment.clone() })
     })
     .take(AUTODEREF_RECURSION_LIMIT)
-- 
cgit v1.2.3


From 3390e738164b0c112a028f3967bf13915023e167 Mon Sep 17 00:00:00 2001
From: Kirill Bulatov <mail4score@gmail.com>
Date: Wed, 14 Apr 2021 16:59:08 +0300
Subject: We need to go deeper

---
 crates/hir_ty/src/autoderef.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/crates/hir_ty/src/autoderef.rs b/crates/hir_ty/src/autoderef.rs
index 7afa2d5ce..eae0ad949 100644
--- a/crates/hir_ty/src/autoderef.rs
+++ b/crates/hir_ty/src/autoderef.rs
@@ -58,6 +58,7 @@ fn deref_by_trait(
     krate: CrateId,
     ty: InEnvironment<&Canonical<Ty>>,
 ) -> Option<Canonical<Ty>> {
+    let _p = profile::span("deref_by_trait");
     let deref_trait = match db.lang_item(krate, "deref".into())? {
         LangItemTarget::TraitId(it) => it,
         _ => return None,
@@ -85,7 +86,10 @@ fn deref_by_trait(
             environment: ty.environment.clone(),
         },
     };
-    if db.trait_solve(krate, implements_goal).is_none() {
+    if {
+        let _p = profile::span("db.trait_solve");
+        db.trait_solve(krate, implements_goal).is_none()
+    } {
         return None;
     }
 
-- 
cgit v1.2.3


From 75a2605361e497cdb6f8c8a4056a6ecd1e35ad68 Mon Sep 17 00:00:00 2001
From: Kirill Bulatov <mail4score@gmail.com>
Date: Wed, 14 Apr 2021 17:15:37 +0300
Subject: Better places for spans

---
 crates/hir_ty/src/autoderef.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/crates/hir_ty/src/autoderef.rs b/crates/hir_ty/src/autoderef.rs
index eae0ad949..6d2cf4619 100644
--- a/crates/hir_ty/src/autoderef.rs
+++ b/crates/hir_ty/src/autoderef.rs
@@ -24,10 +24,8 @@ pub fn autoderef<'a>(
     krate: Option<CrateId>,
     ty: InEnvironment<Canonical<Ty>>,
 ) -> impl Iterator<Item = Canonical<Ty>> + 'a {
-    let _p = profile::span("autoderef");
     let InEnvironment { goal: ty, environment } = ty;
     successors(Some(ty), move |ty| {
-        let _p = profile::span("autoderef.step");
         deref(db, krate?, InEnvironment { goal: ty, environment: environment.clone() })
     })
     .take(AUTODEREF_RECURSION_LIMIT)
@@ -38,6 +36,7 @@ pub(crate) fn deref(
     krate: CrateId,
     ty: InEnvironment<&Canonical<Ty>>,
 ) -> Option<Canonical<Ty>> {
+    let _p = profile::span("deref");
     if let Some(derefed) = builtin_deref(&ty.goal.value) {
         Some(Canonical { value: derefed, binders: ty.goal.binders.clone() })
     } else {
-- 
cgit v1.2.3