Index: clang/include/clang/Driver/Options.td
===================================================================
--- clang/include/clang/Driver/Options.td
+++ clang/include/clang/Driver/Options.td
@@ -2678,6 +2678,9 @@
 def fvisibility_inlines_hidden : Flag<["-"], "fvisibility-inlines-hidden">, Group<f_Group>,
   HelpText<"Give inline C++ member functions hidden visibility by default">,
   Flags<[CC1Option]>, MarshallingInfoFlag<LangOpts<"InlineVisibilityHidden">>;
+def fno_visibility_inlines_hidden : Flag<["-"], "fno-visibility-inlines-hidden">, Group<f_Group>,
+  HelpText<"Do not give inline C++ member functions hidden visibility by default">,
+  Flags<[CC1Option]>;
 defm visibility_inlines_hidden_static_local_var : BoolFOption<"visibility-inlines-hidden-static-local-var",
   LangOpts<"VisibilityInlinesHiddenStaticLocalVar">, DefaultFalse,
   PosFlag<SetTrue, [CC1Option], "When -fvisibility-inlines-hidden is enabled, static variables in"
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -5644,7 +5644,8 @@
           << A->getAsString(Args) << TripleStr;
   }
 
-  Args.AddLastArg(CmdArgs, options::OPT_fvisibility_inlines_hidden);
+  Args.AddLastArg(CmdArgs, options::OPT_fvisibility_inlines_hidden,
+                  options::OPT_fno_visibility_inlines_hidden);
   Args.AddLastArg(CmdArgs, options::OPT_fvisibility_inlines_hidden_static_local_var,
                            options::OPT_fno_visibility_inlines_hidden_static_local_var);
   Args.AddLastArg(CmdArgs, options::OPT_fvisibility_global_new_delete_hidden);
Index: clang/test/Driver/visibility-inlines-hidden.cpp
===================================================================
--- /dev/null
+++ clang/test/Driver/visibility-inlines-hidden.cpp
@@ -0,0 +1,19 @@
+// RUN: %clang -### -S -fvisibility-inlines-hidden %s 2> %t.log
+// RUN: FileCheck -check-prefix=CHECK-1 %s < %t.log
+// CHECK-1: "-fvisibility-inlines-hidden"
+// CHECK-1-NOT: "-fno-visibility-inlines-hidden"
+
+// RUN: %clang -### -S -fno-visibility-inlines-hidden %s 2> %t.log
+// RUN: FileCheck -check-prefix=CHECK-2 %s < %t.log
+// CHECK-2: "-fno-visibility-inlines-hidden"
+// CHECK-2-NOT: "-fvisibility-inlines-hidden"
+
+// RUN: %clang -### -S -fvisibility-inlines-hidden -fno-visibility-inlines-hidden %s 2> %t.log
+// RUN: FileCheck -check-prefix=CHECK-3 %s < %t.log
+// CHECK-3: "-fno-visibility-inlines-hidden"
+// CHECK-3-NOT: "-fvisibility-inlines-hidden"
+
+// RUN: %clang -### -S -fno-visibility-inlines-hidden -fvisibility-inlines-hidden %s 2> %t.log
+// RUN: FileCheck -check-prefix=CHECK-4 %s < %t.log
+// CHECK-4: "-fvisibility-inlines-hidden"
+// CHECK-4-NOT: "-fno-visibility-inlines-hidden"