diff --git a/clang/include/clang/Basic/AttrDocs.td b/clang/include/clang/Basic/AttrDocs.td
index 4c4c4eb606fb0..5e85ec52a4634 100644
--- a/clang/include/clang/Basic/AttrDocs.td
+++ b/clang/include/clang/Basic/AttrDocs.td
@@ -5408,9 +5408,9 @@ considered inline.
 Not all targets support this attribute. ELF target support depends on both the
 linker and runtime linker, and is available in at least lld 4.0 and later,
 binutils 2.20.1 and later, glibc v2.11.1 and later, and FreeBSD 9.1 and later.
-MachO targets support it, but with slightly different semantics: the resolver is
-run at first call, instead of at load time by the runtime linker. Targets other
-than ELF and MachO currently do not support this attribute.
+Mach-O targets support it, but with slightly different semantics: the resolver
+is run at first call, instead of at load time by the runtime linker. Targets
+other than ELF and Mach-O currently do not support this attribute.
   }];
 }
 
diff --git a/clang/test/CodeGen/ifunc.c b/clang/test/CodeGen/ifunc.c
index 99d60dc0ea85d..a29b500e80bd5 100644
--- a/clang/test/CodeGen/ifunc.c
+++ b/clang/test/CodeGen/ifunc.c
@@ -3,9 +3,13 @@
 // RUN: %clang_cc1 -triple i386-unknown-linux-gnu -fsanitize=thread -O2 -emit-llvm -o - %s | FileCheck %s --check-prefix=SAN
 // RUN: %clang_cc1 -triple i386-unknown-linux-gnu -fsanitize=address -O2 -emit-llvm -o - %s | FileCheck %s --check-prefix=SAN
 // RUN: %clang_cc1 -triple i386-unknown-linux-gnu -fsanitize=memory -O2 -emit-llvm -o - %s | FileCheck %s --check-prefix=SAN
+// RUN: %clang_cc1 -triple arm64-apple-macosx -emit-llvm -o - %s | FileCheck %s
 // RUN: %clang_cc1 -triple x86_64-apple-macosx -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple arm64-apple-macosx -O2 -emit-llvm -o - %s | FileCheck %s
 // RUN: %clang_cc1 -triple x86_64-apple-macosx -O2 -emit-llvm -o - %s | FileCheck %s
+// RUN: %clang_cc1 -triple arm64-apple-macosx -fsanitize=thread -O2 -emit-llvm -o - %s | FileCheck %s --check-prefix=MACSAN
 // RUN: %clang_cc1 -triple x86_64-apple-macosx -fsanitize=thread -O2 -emit-llvm -o - %s | FileCheck %s --check-prefix=MACSAN
+// RUN: %clang_cc1 -triple arm64-apple-macosx -fsanitize=address -O2 -emit-llvm -o - %s | FileCheck %s --check-prefix=MACSAN
 // RUN: %clang_cc1 -triple x86_64-apple-macosx -fsanitize=address -O2 -emit-llvm -o - %s | FileCheck %s --check-prefix=MACSAN
 
 int foo(int) __attribute__ ((ifunc("foo_ifunc")));
diff --git a/llvm/docs/LangRef.rst b/llvm/docs/LangRef.rst
index cb222e979db29..fece4ac7f127d 100644
--- a/llvm/docs/LangRef.rst
+++ b/llvm/docs/LangRef.rst
@@ -937,7 +937,7 @@ IFuncs, like as aliases, don't create any new data or func. They are just a new
 symbol that is resolved at runtime by calling a resolver function.
 
 On ELF platforms, IFuncs are resolved by the dynamic linker at load time. On
-MachO platforms, they are lowered in terms of ``.symbol_resolver``s, which
+Mach-O platforms, they are lowered in terms of ``.symbol_resolver``s, which
 lazily resolve the callee the first time they are called.
 
 IFunc may have an optional :ref:`linkage type <linkage>` and an optional
diff --git a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
index b4ac0a70e7fde..aaa7693c61f0e 100644
--- a/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp
@@ -2321,7 +2321,7 @@ bool AsmPrinter::doFinalization(Module &M) {
   }
 
   // IFuncs must come before deubginfo in case the backend decides to emit them
-  // as actual functions, since on MachO targets, we cannot create regular
+  // as actual functions, since on Mach-O targets, we cannot create regular
   // sections after DWARF.
   for (const auto &IFunc : M.ifuncs())
     emitGlobalIFunc(M, IFunc);