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authorbors <bors@rust-lang.org>2025-06-03 16:31:44 +0000
committerbors <bors@rust-lang.org>2025-06-03 16:31:44 +0000
commita124fb3cb7291d75872934f411d81fe298379ace (patch)
tree4635fb5f616f1446974c4dcfc49a09ad074f741b /compiler/rustc_codegen_llvm/src/builder.rs
parentaae43c4532690153af7465227816c93036bb1604 (diff)
parent3772a16207f338507562d2c452c1dc8c93b3e263 (diff)
downloadrust-a124fb3cb7291d75872934f411d81fe298379ace.tar.gz
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Auto merge of #141961 - matthiaskrgr:rollup-r09j2sp, r=matthiaskrgr
Rollup of 8 pull requests

Successful merges:

 - rust-lang/rust#141724 (fix(rust-lang/rust#141141): When expanding `PartialEq`, check equality of scalar types first.)
 - rust-lang/rust#141833 (`tests/ui`: A New Order [2/N])
 - rust-lang/rust#141861 (Switch `x86_64-msvc-{1,2}` back to Windows Server 2025 images)
 - rust-lang/rust#141914 (redesign stage 0 std follow-ups)
 - rust-lang/rust#141918 (Deconstruct values in the THIR visitor)
 - rust-lang/rust#141923 (Update books)
 - rust-lang/rust#141931 (Deconstruct values in the THIR visitor)
 - rust-lang/rust#141956 (Remove two trait methods from cg_ssa)

r? `@ghost`
`@rustbot` modify labels: rollup
Diffstat (limited to 'compiler/rustc_codegen_llvm/src/builder.rs')
-rw-r--r--compiler/rustc_codegen_llvm/src/builder.rs7
1 files changed, 5 insertions, 2 deletions
diff --git a/compiler/rustc_codegen_llvm/src/builder.rs b/compiler/rustc_codegen_llvm/src/builder.rs
index 167678c2ff1..ec006b59192 100644
--- a/compiler/rustc_codegen_llvm/src/builder.rs
+++ b/compiler/rustc_codegen_llvm/src/builder.rs
@@ -1815,8 +1815,11 @@ impl<'a, 'll, 'tcx> Builder<'a, 'll, 'tcx> {
             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);