From 2e8401ae5f293070f57b964252db7b38d3f2fc2a Mon Sep 17 00:00:00 2001
From: bjorn3 <17426603+bjorn3@users.noreply.github.com>
Date: Tue, 3 Jun 2025 10:00:56 +0000
Subject: [PATCH] Remove type_test from IntrinsicCallBuilderMethods

It is only used within cg_llvm.
---
 compiler/rustc_codegen_gcc/src/intrinsic/mod.rs    | 5 -----
 compiler/rustc_codegen_llvm/src/builder.rs         | 7 +++++--
 compiler/rustc_codegen_llvm/src/intrinsic.rs       | 7 -------
 compiler/rustc_codegen_ssa/src/traits/intrinsic.rs | 2 --
 4 files changed, 5 insertions(+), 16 deletions(-)

diff --git a/compiler/rustc_codegen_gcc/src/intrinsic/mod.rs b/compiler/rustc_codegen_gcc/src/intrinsic/mod.rs
index 73be25ba92b7..9e05b8f23aad 100644
--- a/compiler/rustc_codegen_gcc/src/intrinsic/mod.rs
+++ b/compiler/rustc_codegen_gcc/src/intrinsic/mod.rs
@@ -524,11 +524,6 @@ fn expect(&mut self, cond: Self::Value, _expected: bool) -> Self::Value {
         cond
     }
 
-    fn type_test(&mut self, _pointer: Self::Value, _typeid: Self::Value) -> Self::Value {
-        // Unsupported.
-        self.context.new_rvalue_from_int(self.int_type, 0)
-    }
-
     fn type_checked_load(
         &mut self,
         _llvtable: Self::Value,
diff --git a/compiler/rustc_codegen_llvm/src/builder.rs b/compiler/rustc_codegen_llvm/src/builder.rs
index 167678c2ff13..ec006b591929 100644
--- a/compiler/rustc_codegen_llvm/src/builder.rs
+++ b/compiler/rustc_codegen_llvm/src/builder.rs
@@ -1815,8 +1815,11 @@ fn cfi_type_test(
             let typeid_metadata = self.cx.typeid_metadata(typeid).unwrap();
             let dbg_loc = self.get_dbg_loc();
 
-            // Test whether the function pointer is associated with the type identifier.
-            let cond = self.type_test(llfn, typeid_metadata);
+            // Test whether the function pointer is associated with the type identifier using the
+            // llvm.type.test intrinsic. The LowerTypeTests link-time optimization pass replaces
+            // calls to this intrinsic with code to test type membership.
+            let typeid = self.get_metadata_value(typeid_metadata);
+            let cond = self.call_intrinsic("llvm.type.test", &[llfn, typeid]);
             let bb_pass = self.append_sibling_block("type_test.pass");
             let bb_fail = self.append_sibling_block("type_test.fail");
             self.cond_br(cond, bb_pass, bb_fail);
diff --git a/compiler/rustc_codegen_llvm/src/intrinsic.rs b/compiler/rustc_codegen_llvm/src/intrinsic.rs
index 989752eb78ea..10697b9a71f9 100644
--- a/compiler/rustc_codegen_llvm/src/intrinsic.rs
+++ b/compiler/rustc_codegen_llvm/src/intrinsic.rs
@@ -636,13 +636,6 @@ fn expect(&mut self, cond: Self::Value, expected: bool) -> Self::Value {
         }
     }
 
-    fn type_test(&mut self, pointer: Self::Value, typeid: Self::Metadata) -> Self::Value {
-        // Test the called operand using llvm.type.test intrinsic. The LowerTypeTests link-time
-        // optimization pass replaces calls to this intrinsic with code to test type membership.
-        let typeid = self.get_metadata_value(typeid);
-        self.call_intrinsic("llvm.type.test", &[pointer, typeid])
-    }
-
     fn type_checked_load(
         &mut self,
         llvtable: &'ll Value,
diff --git a/compiler/rustc_codegen_ssa/src/traits/intrinsic.rs b/compiler/rustc_codegen_ssa/src/traits/intrinsic.rs
index a07c569a0323..7d0c6be4c650 100644
--- a/compiler/rustc_codegen_ssa/src/traits/intrinsic.rs
+++ b/compiler/rustc_codegen_ssa/src/traits/intrinsic.rs
@@ -22,8 +22,6 @@ fn codegen_intrinsic_call(
     fn abort(&mut self);
     fn assume(&mut self, val: Self::Value);
     fn expect(&mut self, cond: Self::Value, expected: bool) -> Self::Value;
-    /// Trait method used to test whether a given pointer is associated with a type identifier.
-    fn type_test(&mut self, pointer: Self::Value, typeid: Self::Metadata) -> Self::Value;
     /// Trait method used to load a function while testing if it is associated with a type
     /// identifier.
     fn type_checked_load(