diff --git a/lld/MachO/MapFile.cpp b/lld/MachO/MapFile.cpp
--- a/lld/MachO/MapFile.cpp
+++ b/lld/MachO/MapFile.cpp
@@ -31,6 +31,7 @@
 #include "OutputSection.h"
 #include "OutputSegment.h"
 #include "Symbols.h"
+#include "SyntheticSections.h"
 #include "Target.h"
 #include "llvm/Support/Parallel.h"
 #include "llvm/Support/TimeProfiler.h"
@@ -161,4 +162,13 @@
     os << "# Dead Stripped Symbols:\n";
     writeSymbols(deadSymbols, false);
   }
+
+  assert(in.cStringSection != nullptr);
+  auto &cStringSection = *in.cStringSection;
+
+  auto buffer = std::make_unique<uint8_t[]>(cStringSection.getSize());
+  cStringSection.writeTo(buffer.get());
+  os << "C-Strings:\n";
+  os << StringRef(reinterpret_cast<char *>(buffer.get()),
+                  cStringSection.getSize());
 }
diff --git a/lld/test/MachO/Inputs/hello.s b/lld/test/MachO/Inputs/hello.s
new file mode 100644
--- /dev/null
+++ b/lld/test/MachO/Inputs/hello.s
@@ -0,0 +1,17 @@
+.section __TEXT,__cstring
+.globl _hello_world, _hello_its_me, _main
+
+_hello_world:
+.asciz "Hello world!\n"
+
+_hello_its_me:
+.asciz "Hello, it's me\n"
+
+.text
+_main:
+  movl $0x2000004, %eax # write() syscall
+  mov $1, %rdi # stdout
+  leaq _hello_world(%rip), %rsi
+  mov $13, %rdx # length of str
+  syscall
+  ret
diff --git a/lld/test/MachO/map-file.s b/lld/test/MachO/map-file.s
--- a/lld/test/MachO/map-file.s
+++ b/lld/test/MachO/map-file.s
@@ -49,3 +49,13 @@
 # CHECK-NEXT: 0x[[#MAIN]]      [  1]  _main
 # CHECK-NEXT: 0x[[#FOO]]       [  2]  _foo
 # CHECK-NEXT: 0x[[#NUMBER]]    [  1]  _number
+
+# RUN: mkdir -p %t
+# RUN: llvm-mc -filetype=obj -triple=x86_64-apple-darwin %p/Inputs/hello.s \
+# RUN:   -o %t/hello.o
+# RUN: %lld -map %t/hello-map %t/hello.o -o %t/hello-out
+# RUN: cat %t/hello-map
+# RUN: FileCheck --check-prefix=CSTRING %s < %t/hello-map
+
+# CSTRING: none
+