Auto merge of #147463 - dianqk:test/llvm21, r=<try>

rust-bors[bot] · web-flow · commit e5b6e3748beb · 2025-10-08T05:49:14.000Z
[Do not merge] Test LLVM 21.1.2

try-job: x86_64-gnu-distcheck
diff --git a/.gitmodules b/.gitmodules
@@ -24,8 +24,8 @@
 	shallow = true
 [submodule "src/llvm-project"]
 	path = src/llvm-project
-	url = https://github.com/rust-lang/llvm-project.git
-	branch = rustc/21.1-2025-08-01
+	url = https://github.com/dianqk/llvm-project.git
+	branch = test/llvm21
 	shallow = true
 [submodule "src/doc/embedded-book"]
 	path = src/doc/embedded-book
diff --git a/src/llvm-project b/src/llvm-project
@@ -1 +1 @@
-Subproject commit 333793696b0a08002acac6af983adc7a5233fc56
+Subproject commit 4847d908ef5e6f8b193aa076be532a969a47212d
