diff --git a/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.cc b/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.cc
index 690c602d7d686..e9c1b1a84a272 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.cc
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_posix.cc
@@ -1127,10 +1127,11 @@ CHECK_SIZE_AND_OFFSET(ipc_perm, uid);
 CHECK_SIZE_AND_OFFSET(ipc_perm, gid);
 CHECK_SIZE_AND_OFFSET(ipc_perm, cuid);
 CHECK_SIZE_AND_OFFSET(ipc_perm, cgid);
-#if !defined(__aarch64__) || !SANITIZER_LINUX || __GLIBC_PREREQ (2, 21)
-/* On aarch64 glibc 2.20 and earlier provided incorrect mode field.  */
-CHECK_SIZE_AND_OFFSET(ipc_perm, mode);
-#endif
+// This patch is no longer necessary on LLVM 10.
+// #if !defined(__aarch64__) || !SANITIZER_LINUX || __GLIBC_PREREQ (2, 21)
+// /* On aarch64 glibc 2.20 and earlier provided incorrect mode field.  */
+// CHECK_SIZE_AND_OFFSET(ipc_perm, mode);
+// #endif
 
 CHECK_TYPE_SIZE(shmid_ds);
 CHECK_SIZE_AND_OFFSET(shmid_ds, shm_perm);