diff --git a/llvm/test/tools/dsymutil/ARM/extern-alias.test b/llvm/test/tools/dsymutil/ARM/extern-alias.test
index cb459fbd66289..60f7708afe2a3 100644
--- a/llvm/test/tools/dsymutil/ARM/extern-alias.test
+++ b/llvm/test/tools/dsymutil/ARM/extern-alias.test
@@ -37,6 +37,6 @@ $ xcrun --sdk iphoneos clang private_extern.o main.o -target arm64-apple-ios14.0
 
 RUN: dsymutil -oso-prepend-path %p/../Inputs %p/../Inputs/private/tmp/private_extern/private_extern.out -o %t.dSYM --verbose | FileCheck %s
 RUN: dsymutil -oso-prepend-path %p/../Inputs %p/../Inputs/private/tmp/extern/extern.out -o %t.dSYM --verbose | FileCheck %s
-CHECK-NOT: could not find object file symbol for symbol _baz
+CHECK-NOT: could not find symbol '_baz'
 CHECK: { sym: _baz, objAddr: 0x0, binAddr: 0x100007F58, size: 0x0 }
 CHECK: { sym: _foo, objAddr: 0x0, binAddr: 0x100007F58, size: 0x20 }
diff --git a/llvm/test/tools/dsymutil/ARM/missing-symbol-warning.test b/llvm/test/tools/dsymutil/ARM/missing-symbol-warning.test
new file mode 100644
index 0000000000000..1de805d321953
--- /dev/null
+++ b/llvm/test/tools/dsymutil/ARM/missing-symbol-warning.test
@@ -0,0 +1,3 @@
+RUN: dsymutil -oso-prepend-path %p/../Inputs --dump-debug-map %p/../Inputs/private/tmp/warning/test.out 2>&1 | FileCheck %s
+# CHECK: could not find symbol '_foo' in object file '{{.*}}test.o'
+# CHECK: { sym: _main, objAddr: 0x0, binAddr: 0x100003F84, size: 0x1C }
diff --git a/llvm/test/tools/dsymutil/ARM/static-archive-collision.test b/llvm/test/tools/dsymutil/ARM/static-archive-collision.test
index 7182f0917d897..55fd5e6b621e7 100644
--- a/llvm/test/tools/dsymutil/ARM/static-archive-collision.test
+++ b/llvm/test/tools/dsymutil/ARM/static-archive-collision.test
@@ -22,5 +22,5 @@ $ clang main.o foo.a -o main.out
 
 RUN: dsymutil -oso-prepend-path %p/../Inputs %p/../Inputs/private/tmp/collision/main.out --dump-debug-map 2>&1 | FileCheck %s
 CHECK: skipping debug map object with duplicate name and timestamp: {{.*}} /private/tmp/collision/foo.a(foo.o)
-CHECK-NOT: could not find object file symbol for symbol _g
-CHECK-NOT: could not find object file symbol for symbol _f
+CHECK-NOT: could not find symbol '_g'
+CHECK-NOT: could not find symbol '_f'
diff --git a/llvm/test/tools/dsymutil/Inputs/private/tmp/warning/test.o b/llvm/test/tools/dsymutil/Inputs/private/tmp/warning/test.o
new file mode 100644
index 0000000000000..53647992d70c9
Binary files /dev/null and b/llvm/test/tools/dsymutil/Inputs/private/tmp/warning/test.o differ
diff --git a/llvm/test/tools/dsymutil/Inputs/private/tmp/warning/test.out b/llvm/test/tools/dsymutil/Inputs/private/tmp/warning/test.out
new file mode 100755
index 0000000000000..bfd5c74f4a1dd
Binary files /dev/null and b/llvm/test/tools/dsymutil/Inputs/private/tmp/warning/test.out differ
diff --git a/llvm/test/tools/dsymutil/X86/alias.test b/llvm/test/tools/dsymutil/X86/alias.test
index 2e56ba5719b15..6d385eebc07cd 100644
--- a/llvm/test/tools/dsymutil/X86/alias.test
+++ b/llvm/test/tools/dsymutil/X86/alias.test
@@ -1,6 +1,6 @@
 # RUN: dsymutil -f -oso-prepend-path=%p/../Inputs/alias \
 # RUN: %p/../Inputs/alias/foobar -o - | llvm-dwarfdump - 2>&1 | FileCheck %s
-# CHECK-NOT: could not find object file symbol for symbol
+# CHECK-NOT: could not find symbol
 # CHECK: DW_AT_name ("foo.c")
 # CHECK: DW_AT_name ("bar.c")
 
diff --git a/llvm/test/tools/dsymutil/X86/thinlto.test b/llvm/test/tools/dsymutil/X86/thinlto.test
index ebd4068a5c127..650b8f408b635 100644
--- a/llvm/test/tools/dsymutil/X86/thinlto.test
+++ b/llvm/test/tools/dsymutil/X86/thinlto.test
@@ -20,5 +20,5 @@ $ xcrun clang++ -g -flto=thin -O2 foo.cpp bar.cpp -c
 $ xcrun clang++ -flto=thin foo.o bar.o -Xlinker -object_path_lto -Xlinker lto -shared -o foobar.dylib
 
 RUN: dsymutil -oso-prepend-path %p/../Inputs %p/../Inputs/private/tmp/thinlto/foobar.dylib -o %t.dSYM 2>&1 | FileCheck %s --allow-empty
-CHECK-NOT: could not find object file symbol for symbol __ZZ9function2vE12magic_static
-CHECK-NOT: could not find object file symbol for symbol __ZGVZ9function2vE12magic_static
+CHECK-NOT: could not find symbol '__ZZ9function2vE12magic_static'
+CHECK-NOT: could not find symbol 'symbol __ZGVZ9function2vE12magic_static'
diff --git a/llvm/tools/dsymutil/MachODebugMapParser.cpp b/llvm/tools/dsymutil/MachODebugMapParser.cpp
index 9623b71714582..8d00273ae6668 100644
--- a/llvm/tools/dsymutil/MachODebugMapParser.cpp
+++ b/llvm/tools/dsymutil/MachODebugMapParser.cpp
@@ -729,7 +729,8 @@ void MachODebugMapParser::handleStabSymbolTableEntry(
   }
 
   if (ObjectSymIt == CurrentObjectAddresses.end()) {
-    Warning("could not find object file symbol for symbol " + Twine(Name));
+    Warning("could not find symbol '" + Twine(Name) + "' in object file '" +
+            CurrentDebugMapObject->getObjectFilename() + "'");
     return;
   }