diff --git a/clang/lib/Driver/ToolChains/AIX.cpp b/clang/lib/Driver/ToolChains/AIX.cpp
index 3000b8416adfd..2a380d9676003 100644
--- a/clang/lib/Driver/ToolChains/AIX.cpp
+++ b/clang/lib/Driver/ToolChains/AIX.cpp
@@ -218,15 +218,44 @@ void AIX::AddClangSystemIncludeArgs(const ArgList &DriverArgs,
   addSystemInclude(DriverArgs, CC1Args, UP.str());
 }
 
+void AIX::AddClangCXXStdlibIncludeArgs(
+    const llvm::opt::ArgList &DriverArgs,
+    llvm::opt::ArgStringList &CC1Args) const {
+
+  if (DriverArgs.hasArg(options::OPT_nostdinc) ||
+      DriverArgs.hasArg(options::OPT_nostdincxx) ||
+      DriverArgs.hasArg(options::OPT_nostdlibinc))
+    return;
+
+  switch (GetCXXStdlibType(DriverArgs)) {
+  case ToolChain::CST_Libstdcxx:
+    llvm::report_fatal_error(
+        "picking up libstdc++ headers is unimplemented on AIX");
+  case ToolChain::CST_Libcxx: {
+    llvm::StringRef Sysroot = GetHeaderSysroot(DriverArgs);
+    SmallString<128> PathCPP(Sysroot);
+    llvm::sys::path::append(PathCPP, "opt/IBM/openxlCSDK", "include", "c++",
+                            "v1");
+    addSystemInclude(DriverArgs, CC1Args, PathCPP.str());
+    // Required in order to suppress conflicting C++ overloads in the system
+    // libc headers that were used by XL C++.
+    CC1Args.push_back("-D__LIBC_NO_CPP_MATH_OVERLOADS__");
+    return;
+  }
+  }
+
+  llvm_unreachable("Unexpected C++ library type; only libc++ is supported.");
+}
+
 void AIX::AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
                               llvm::opt::ArgStringList &CmdArgs) const {
   switch (GetCXXStdlibType(Args)) {
+  case ToolChain::CST_Libstdcxx:
+    llvm::report_fatal_error("linking libstdc++ unimplemented on AIX");
   case ToolChain::CST_Libcxx:
     CmdArgs.push_back("-lc++");
     CmdArgs.push_back("-lc++abi");
     return;
-  case ToolChain::CST_Libstdcxx:
-    llvm::report_fatal_error("linking libstdc++ unimplemented on AIX");
   }
 
   llvm_unreachable("Unexpected C++ library type; only libc++ is supported.");
diff --git a/clang/lib/Driver/ToolChains/AIX.h b/clang/lib/Driver/ToolChains/AIX.h
index d1ec6d10fb3a0..5fcea1305c7c1 100644
--- a/clang/lib/Driver/ToolChains/AIX.h
+++ b/clang/lib/Driver/ToolChains/AIX.h
@@ -70,6 +70,10 @@ class LLVM_LIBRARY_VISIBILITY AIX : public ToolChain {
   AddClangSystemIncludeArgs(const llvm::opt::ArgList &DriverArgs,
                             llvm::opt::ArgStringList &CC1Args) const override;
 
+  void AddClangCXXStdlibIncludeArgs(
+      const llvm::opt::ArgList &DriverArgs,
+      llvm::opt::ArgStringList &CC1Args) const override;
+
   void AddCXXStdlibLibArgs(const llvm::opt::ArgList &Args,
                            llvm::opt::ArgStringList &CmdArgs) const override;
 
diff --git a/clang/test/Driver/aix-ld.c b/clang/test/Driver/aix-ld.c
index c5f1061f03466..de70c2f030464 100644
--- a/clang/test/Driver/aix-ld.c
+++ b/clang/test/Driver/aix-ld.c
@@ -584,14 +584,14 @@
 // Check powerpc-ibm-aix7.1.0.0, 32-bit. -stdlib=libstdc++ invokes fatal error.
 // RUN: not --crash %clangxx -no-canonical-prefixes %s 2>&1 -### \
 // RUN:        -target powerpc-ibm-aix7.1.0.0 \
-// RUN:        -stdlib=libstdc++ \
+// RUN:        -stdlib=libstdc++ -nostdinc++ \
 // RUN:        --sysroot %S/Inputs/aix_ppc_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-LD-LIBSTDCXX %s
 
 // Check powerpc64-ibm-aix7.1.0.0, 64-bit. -stdlib=libstdc++ invokes fatal error.
 // RUN: not --crash %clangxx -no-canonical-prefixes %s 2>&1 -### \
 // RUN:        -target powerpc64-ibm-aix7.1.0.0 \
-// RUN:        -stdlib=libstdc++ \
+// RUN:        -stdlib=libstdc++ -nostdinc++ \
 // RUN:        --sysroot %S/Inputs/aix_ppc_tree \
 // RUN:   | FileCheck --check-prefix=CHECK-LD-LIBSTDCXX %s
 // CHECK-LD-LIBSTDCXX: LLVM ERROR: linking libstdc++ unimplemented on AIX
diff --git a/clang/test/Driver/aix-toolchain-include.cpp b/clang/test/Driver/aix-toolchain-include.cpp
index dc8b272936a48..2ea60b2722977 100644
--- a/clang/test/Driver/aix-toolchain-include.cpp
+++ b/clang/test/Driver/aix-toolchain-include.cpp
@@ -5,13 +5,13 @@
 // RUN:		-target powerpc-ibm-aix \
 // RUN:		-resource-dir=%S/Inputs/resource_dir \
 // RUN:		--sysroot=%S/Inputs/basic_aix_tree \
-// RUN:   | FileCheck -check-prefix=CHECK-INTERNAL-INCLUDE %s
+// RUN:   | FileCheck -check-prefixes=CHECK-INTERNAL-INCLUDE,CHECK-INTERNAL-INCLUDE-CXX %s
 
 // RUN: %clangxx -### -no-canonical-prefixes %s 2>&1 \
 // RUN:		-target powerpc64-ibm-aix \
 // RUN:		-resource-dir=%S/Inputs/resource_dir \
 // RUN:		--sysroot=%S/Inputs/basic_aix_tree \
-// RUN:   | FileCheck -check-prefix=CHECK-INTERNAL-INCLUDE %s
+// RUN:   | FileCheck -check-prefixes=CHECK-INTERNAL-INCLUDE,CHECK-INTERNAL-INCLUDE-CXX %s
 
 // RUN: %clang -### -xc -no-canonical-prefixes %s 2>&1 \
 // RUN:		-target powerpc-ibm-aix \
@@ -25,11 +25,13 @@
 // RUN:		--sysroot=%S/Inputs/basic_aix_tree \
 // RUN:   | FileCheck -check-prefix=CHECK-INTERNAL-INCLUDE %s
 
-// CHECK-INTERNAL-INCLUDE:	{{.*}}clang{{.*}}" "-cc1"
-// CHECK-INTERNAL-INCLUDE:	"-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
-// CHECK-INTERNAL-INCLUDE:	"-isysroot" "[[SYSROOT:[^"]+]]"
-// CHECK-INTERNAL-INCLUDE:	"-internal-isystem" "[[RESOURCE_DIR]]{{(/|\\\\)}}include"
-// CHECK-INTERNAL-INCLUDE:	"-internal-isystem" "[[SYSROOT]]/usr/include"
+// CHECK-INTERNAL-INCLUDE:      {{.*}}clang{{.*}}" "-cc1"
+// CHECK-INTERNAL-INCLUDE:      "-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
+// CHECK-INTERNAL-INCLUDE:      "-isysroot" "[[SYSROOT:[^"]+]]"
+// CHECK-INTERNAL-INCLUDE-CXX:  "-internal-isystem" "[[SYSROOT]]{{(/|\\\\)}}opt{{(/|\\\\)}}IBM{{(/|\\\\)}}openxlCSDK{{(/|\\\\)}}include{{(/|\\\\)}}c++{{(/|\\\\)}}v1"
+// CHECK-INTERNAL-INCLUDE-CXX:  "-D__LIBC_NO_CPP_MATH_OVERLOADS__"
+// CHECK-INTERNAL-INCLUDE:      "-internal-isystem" "[[RESOURCE_DIR]]{{(/|\\\\)}}include"
+// CHECK-INTERNAL-INCLUDE:      "-internal-isystem" "[[SYSROOT]]/usr/include"
 
 // Check powerpc-ibm-aix, 32-bit/64-bit. -nostdinc option.
 // RUN: %clangxx -### -no-canonical-prefixes %s 2>&1 \
@@ -98,6 +100,8 @@
 // CHECK-NOSTDLIBINC-INCLUDE:	"-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
 // CHECK-NOSTDLIBINC-INCLUDE:	"-isysroot" "[[SYSROOT:[^"]+]]"
 // CHECK-NOSTDLIBINC-INCLUDE:	"-internal-isystem" "[[RESOURCE_DIR]]{{(/|\\\\)}}include"
+// CHECK-NOSTDLIBINC-INCLUDE-NOT:  "-internal-isystem" "[[SYSROOT]]{{(/|\\\\)}}opt{{(/|\\\\)}}IBM{{(/|\\\\)}}openxlCSDK{{(/|\\\\)}}include{{(/|\\\\)}}c++{{(/|\\\\)}}v1"
+// CHECK-NOSTDLIBINC-INCLUDE-NOT:  "-D__LIBC_NO_CPP_MATH_OVERLOADS__"
 // CHECK-NOSTDLIBINC-INCLUDE-NOT:	"-internal-isystem" "[[SYSROOT]]/usr/include"
 
 // Check powerpc-ibm-aix, 32-bit/64-bit. -nobuiltininc option.
@@ -106,14 +110,14 @@
 // RUN:		-resource-dir=%S/Inputs/resource_dir \
 // RUN:		--sysroot=%S/Inputs/basic_aix_tree \
 // RUN:		-nobuiltininc \
-// RUN:   | FileCheck -check-prefix=CHECK-NOBUILTININC-INCLUDE %s
+// RUN:   | FileCheck -check-prefixes=CHECK-NOBUILTININC-INCLUDE,CHECK-NOBUILTININC-INCLUDE-CXX %s
 
 // RUN: %clangxx -### -no-canonical-prefixes %s 2>&1 \
 // RUN:		-target powerpc64-ibm-aix \
 // RUN:		-resource-dir=%S/Inputs/resource_dir \
 // RUN:		--sysroot=%S/Inputs/basic_aix_tree \
 // RUN:		-nobuiltininc \
-// RUN:   | FileCheck -check-prefix=CHECK-NOBUILTININC-INCLUDE %s
+// RUN:   | FileCheck -check-prefixes=CHECK-NOBUILTININC-INCLUDE,CHECK-NOBUILTININC-INCLUDE-CXX  %s
 
 // RUN: %clang -### -xc -no-canonical-prefixes %s 2>&1 \
 // RUN:		-target powerpc-ibm-aix \
@@ -133,4 +137,45 @@
 // CHECK-NOBUILTININC-INCLUDE:	"-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
 // CHECK-NOBUILTININC-INCLUDE:	"-isysroot" "[[SYSROOT:[^"]+]]"
 // CHECK-NOBUILTININC-INCLUDE-NOT:	"-internal-isystem" "[[RESOURCE_DIR]]{{(/|\\\\)}}include"
+// CHECK-NOBUILTININC-INCLUDE-CXX:  "-internal-isystem" "[[SYSROOT]]{{(/|\\\\)}}opt{{(/|\\\\)}}IBM{{(/|\\\\)}}openxlCSDK{{(/|\\\\)}}include{{(/|\\\\)}}c++{{(/|\\\\)}}v1"
+// CHECK-NOBUILTININC-INCLUDE-CXX:  "-D__LIBC_NO_CPP_MATH_OVERLOADS__"
 // CHECK-NOBUILTININC-INCLUDE:	"-internal-isystem" "[[SYSROOT]]/usr/include"
+
+// Check powerpc-ibm-aix, 32-bit/64-bit. -nostdinc++ option.
+// RUN: %clangxx -### -no-canonical-prefixes %s 2>&1 \
+// RUN:  -target powerpc-ibm-aix \
+// RUN:  -resource-dir=%S/Inputs/resource_dir \
+// RUN:  --sysroot=%S/Inputs/basic_aix_tree \
+// RUN:  -nostdinc++ \
+// RUN:   | FileCheck -check-prefix=CHECK-NOSTDINCXX-INCLUDE %s
+
+// RUN: %clangxx -### -no-canonical-prefixes %s 2>&1 \
+// RUN:  -target powerpc64-ibm-aix \
+// RUN:  -resource-dir=%S/Inputs/resource_dir \
+// RUN:  --sysroot=%S/Inputs/basic_aix_tree \
+// RUN:  -nostdinc++ \
+// RUN:   | FileCheck -check-prefix=CHECK-NOSTDINCXX-INCLUDE  %s
+
+// CHECK-NOSTDINCXX-INCLUDE:      {{.*}}clang{{.*}}" "-cc1"
+// CHECK-NOSTDINCXX-INCLUDE:      "-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
+// CHECK-NOSTDINCXX-INCLUDE:      "-isysroot" "[[SYSROOT:[^"]+]]"
+// CHECK-NOSTDINCXX-INCLUDE:      "-internal-isystem" "[[RESOURCE_DIR]]{{(/|\\\\)}}include"
+// CHECK-NOSTDINCXX-INCLUDE-NOT:  "-internal-isystem" "[[SYSROOT]]{{(/|\\\\)}}opt{{(/|\\\\)}}IBM{{(/|\\\\)}}openxlCSDK{{(/|\\\\)}}include{{(/|\\\\)}}c++{{(/|\\\\)}}v1"
+// CHECK-NOSTDINCXX-INCLUDE-NOT:  "-D__LIBC_NO_CPP_MATH_OVERLOADS__"
+// CHECK-NOSTDINCXX-INCLUDE:      "-internal-isystem" "[[SYSROOT]]/usr/include"
+
+// Check powerpc-ibm-aix, 32-bit. -stdlib=libstdc++ invokes fatal error.
+// RUN: not --crash %clangxx -no-canonical-prefixes %s 2>&1 -### \
+// RUN:        -target powerpc-ibm-aix \
+// RUN:        -stdlib=libstdc++ \
+// RUN:        --sysroot %S/Inputs/aix_ppc_tree \
+// RUN:   | FileCheck --check-prefix=CHECK-INCLUDE-LIBSTDCXX %s
+
+// Check powerpc64-ibm-aix, 64-bit. -stdlib=libstdc++ invokes fatal error.
+// RUN: not --crash %clangxx -no-canonical-prefixes %s 2>&1 -### \
+// RUN:        -target powerpc64-ibm-aix \
+// RUN:        -stdlib=libstdc++ \
+// RUN:        --sysroot %S/Inputs/aix_ppc_tree \
+// RUN:   | FileCheck --check-prefix=CHECK-INCLUDE-LIBSTDCXX %s
+
+// CHECK-INCLUDE-LIBSTDCXX: LLVM ERROR: picking up libstdc++ headers is unimplemented on AIX