diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -347,8 +347,6 @@
     return new Le64TargetInfo(Triple, Opts);
 
   case llvm::Triple::ppc:
-    if (Triple.isOSDarwin())
-      return new DarwinPPC32TargetInfo(Triple, Opts);
     switch (os) {
     case llvm::Triple::Linux:
       return new LinuxTargetInfo<PPC32TargetInfo>(Triple, Opts);
@@ -377,8 +375,6 @@
     }
 
   case llvm::Triple::ppc64:
-    if (Triple.isOSDarwin())
-      return new DarwinPPC64TargetInfo(Triple, Opts);
     switch (os) {
     case llvm::Triple::Linux:
       return new LinuxTargetInfo<PPC64TargetInfo>(Triple, Opts);
diff --git a/clang/lib/Basic/Targets/PPC.h b/clang/lib/Basic/Targets/PPC.h
--- a/clang/lib/Basic/Targets/PPC.h
+++ b/clang/lib/Basic/Targets/PPC.h
@@ -400,7 +400,7 @@
   }
 
   BuiltinVaListKind getBuiltinVaListKind() const override {
-    // This is the ELF definition, and is overridden by the Darwin sub-target
+    // This is the ELF definition
     return TargetInfo::PowerABIBuiltinVaList;
   }
 };
@@ -481,33 +481,6 @@
   }
 };
 
-class LLVM_LIBRARY_VISIBILITY DarwinPPC32TargetInfo
-    : public DarwinTargetInfo<PPC32TargetInfo> {
-public:
-  DarwinPPC32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
-      : DarwinTargetInfo<PPC32TargetInfo>(Triple, Opts) {
-    HasAlignMac68kSupport = true;
-    BoolWidth = BoolAlign = 32; // XXX support -mone-byte-bool?
-    PtrDiffType = SignedInt; // for http://llvm.org/bugs/show_bug.cgi?id=15726
-    LongLongAlign = 32;
-    resetDataLayout("E-m:o-p:32:32-f64:32:64-n32", "_");
-  }
-
-  BuiltinVaListKind getBuiltinVaListKind() const override {
-    return TargetInfo::CharPtrBuiltinVaList;
-  }
-};
-
-class LLVM_LIBRARY_VISIBILITY DarwinPPC64TargetInfo
-    : public DarwinTargetInfo<PPC64TargetInfo> {
-public:
-  DarwinPPC64TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
-      : DarwinTargetInfo<PPC64TargetInfo>(Triple, Opts) {
-    HasAlignMac68kSupport = true;
-    resetDataLayout("E-m:o-i64:64-n32:64", "_");
-  }
-};
-
 class LLVM_LIBRARY_VISIBILITY AIXPPC32TargetInfo :
   public AIXTargetInfo<PPC32TargetInfo> {
 public:
diff --git a/clang/lib/Basic/Targets/PPC.cpp b/clang/lib/Basic/Targets/PPC.cpp
--- a/clang/lib/Basic/Targets/PPC.cpp
+++ b/clang/lib/Basic/Targets/PPC.cpp
@@ -336,9 +336,8 @@
     Builder.defineMacro("__LONGDOUBLE64");
   }
 
-  // Define this for elfv2 (64-bit only) or 64-bit darwin.
-  if (ABI == "elfv2" ||
-      (getTriple().getOS() == llvm::Triple::Darwin && PointerWidth == 64))
+  // Define this for elfv2 (64-bit only).
+  if (ABI == "elfv2")
     Builder.defineMacro("__STRUCT_PARM_ALIGN__", "16");
 
   if (ArchDefs & ArchDefineName)
diff --git a/clang/lib/CodeGen/TargetInfo.cpp b/clang/lib/CodeGen/TargetInfo.cpp
--- a/clang/lib/CodeGen/TargetInfo.cpp
+++ b/clang/lib/CodeGen/TargetInfo.cpp
@@ -467,7 +467,7 @@
   // Verified for:
   //   x86-64     FreeBSD, Linux, Darwin
   //   x86-32     FreeBSD, Linux, Darwin
-  //   PowerPC    Linux, Darwin
+  //   PowerPC    Linux
   //   ARM        Darwin (*not* EABI)
   //   AArch64    Linux
   return 32;
diff --git a/clang/lib/Driver/ToolChains/Darwin.cpp b/clang/lib/Driver/ToolChains/Darwin.cpp
--- a/clang/lib/Driver/ToolChains/Darwin.cpp
+++ b/clang/lib/Driver/ToolChains/Darwin.cpp
@@ -2475,17 +2475,6 @@
     switch (arch) {
     default: break;
 
-    case llvm::Triple::ppc:
-    case llvm::Triple::ppc64:
-      IsBaseFound = AddGnuCPlusPlusIncludePaths(DriverArgs, CC1Args, UsrIncludeCxx,
-                                                "4.2.1",
-                                                "powerpc-apple-darwin10",
-                                                arch == llvm::Triple::ppc64 ? "ppc64" : "");
-      IsBaseFound |= AddGnuCPlusPlusIncludePaths(DriverArgs, CC1Args, UsrIncludeCxx,
-                                                "4.0.0", "powerpc-apple-darwin10",
-                                                 arch == llvm::Triple::ppc64 ? "ppc64" : "");
-      break;
-
     case llvm::Triple::x86:
     case llvm::Triple::x86_64:
       IsBaseFound = AddGnuCPlusPlusIncludePaths(DriverArgs, CC1Args, UsrIncludeCxx,
diff --git a/clang/lib/Sema/SemaAttr.cpp b/clang/lib/Sema/SemaAttr.cpp
--- a/clang/lib/Sema/SemaAttr.cpp
+++ b/clang/lib/Sema/SemaAttr.cpp
@@ -223,8 +223,6 @@
   switch (Kind) {
     // For most of the platforms we support, native and natural are the same.
     // With XL, native is the same as power, natural means something else.
-    //
-    // FIXME: This is not true on Darwin/PPC.
   case POAK_Native:
   case POAK_Power:
     Action = Sema::PSK_Push_Set;
diff --git a/clang/test/Driver/default-toolchain.c b/clang/test/Driver/default-toolchain.c
--- a/clang/test/Driver/default-toolchain.c
+++ b/clang/test/Driver/default-toolchain.c
@@ -1,11 +1,5 @@
 // RUN: %clang -target i386-unknown-unknown -m64 -v 2> %t
 // RUN: grep 'Target: x86_64-unknown-unknown' %t
 
-// RUN: %clang -target i386-apple-darwin9 -arch ppc -m64 -v 2> %t
-// RUN: grep 'Target: powerpc64-apple-darwin9' %t
-
-// RUN: %clang -target i386-apple-darwin9 -arch ppc64 -m32 -v 2> %t
-// RUN: grep 'Target: powerpc-apple-darwin9' %t
-
 // RUN: %clang -target x86_64-apple-macos11 -arch arm64 -v 2>&1 | FileCheck --check-prefix=ARM64 %s
 // ARM64: Target: arm64-apple-macos11
diff --git a/clang/test/Parser/altivec.c b/clang/test/Parser/altivec.c
--- a/clang/test/Parser/altivec.c
+++ b/clang/test/Parser/altivec.c
@@ -1,4 +1,3 @@
-// RUN: %clang_cc1 -triple=powerpc-apple-darwin8 -target-feature +altivec -fsyntax-only -verify=expected,novsx %s
 // RUN: %clang_cc1 -triple=powerpc64-unknown-linux-gnu -target-feature +altivec -target-feature +vsx -fsyntax-only -verify=expected,nonaix %s
 // RUN: %clang_cc1 -triple=powerpc64le-unknown-linux-gnu -target-feature +altivec -target-feature -vsx -fsyntax-only -verify=expected,novsx %s
 // RUN: %clang_cc1 -triple=powerpc-ibm-aix -target-feature +altivec -fsyntax-only -verify=expected,aix %s
diff --git a/clang/test/Parser/cxx-altivec.cpp b/clang/test/Parser/cxx-altivec.cpp
--- a/clang/test/Parser/cxx-altivec.cpp
+++ b/clang/test/Parser/cxx-altivec.cpp
@@ -1,4 +1,3 @@
-// RUN: %clang_cc1 -triple=powerpc-apple-darwin8 -target-feature +altivec -fsyntax-only -verify=expected,novsx -std=c++11 %s
 // RUN: %clang_cc1 -triple=powerpc64-unknown-linux-gnu -target-feature +altivec -target-feature +vsx -fsyntax-only -verify=expected,nonaix -std=c++11 %s
 // RUN: %clang_cc1 -triple=powerpc64le-unknown-linux-gnu -target-feature +altivec -fsyntax-only -verify=expected,novsx -std=c++11 %s
 // RUN: %clang_cc1 -triple=powerpc64-unknown-linux-gnu -target-feature +vsx -target-cpu pwr7 -fsyntax-only -verify=expected,nonaix -std=c++11 %s
diff --git a/clang/test/Preprocessor/init-ppc.c b/clang/test/Preprocessor/init-ppc.c
--- a/clang/test/Preprocessor/init-ppc.c
+++ b/clang/test/Preprocessor/init-ppc.c
@@ -975,202 +975,5 @@
 // PPC8548:#define __NO_LWSYNC__ 1
 // PPC8548:#define __SPE__ 1
 
-// RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc-apple-darwin8 < /dev/null | FileCheck -match-full-lines -check-prefix PPC-DARWIN %s
-//
-// PPC-DARWIN:#define _ARCH_PPC 1
-// PPC-DARWIN:#define _BIG_ENDIAN 1
-// PPC-DARWIN:#define __BIGGEST_ALIGNMENT__ 16
-// PPC-DARWIN:#define __BIG_ENDIAN__ 1
-// PPC-DARWIN:#define __BYTE_ORDER__ __ORDER_BIG_ENDIAN__
-// PPC-DARWIN:#define __CHAR16_TYPE__ unsigned short
-// PPC-DARWIN:#define __CHAR32_TYPE__ unsigned int
-// PPC-DARWIN:#define __CHAR_BIT__ 8
-// PPC-DARWIN:#define __DBL_DENORM_MIN__ 4.9406564584124654e-324
-// PPC-DARWIN:#define __DBL_DIG__ 15
-// PPC-DARWIN:#define __DBL_EPSILON__ 2.2204460492503131e-16
-// PPC-DARWIN:#define __DBL_HAS_DENORM__ 1
-// PPC-DARWIN:#define __DBL_HAS_INFINITY__ 1
-// PPC-DARWIN:#define __DBL_HAS_QUIET_NAN__ 1
-// PPC-DARWIN:#define __DBL_MANT_DIG__ 53
-// PPC-DARWIN:#define __DBL_MAX_10_EXP__ 308
-// PPC-DARWIN:#define __DBL_MAX_EXP__ 1024
-// PPC-DARWIN:#define __DBL_MAX__ 1.7976931348623157e+308
-// PPC-DARWIN:#define __DBL_MIN_10_EXP__ (-307)
-// PPC-DARWIN:#define __DBL_MIN_EXP__ (-1021)
-// PPC-DARWIN:#define __DBL_MIN__ 2.2250738585072014e-308
-// PPC-DARWIN:#define __DECIMAL_DIG__ __LDBL_DECIMAL_DIG__
-// PPC-DARWIN:#define __FLT_DENORM_MIN__ 1.40129846e-45F
-// PPC-DARWIN:#define __FLT_DIG__ 6
-// PPC-DARWIN:#define __FLT_EPSILON__ 1.19209290e-7F
-// PPC-DARWIN:#define __FLT_HAS_DENORM__ 1
-// PPC-DARWIN:#define __FLT_HAS_INFINITY__ 1
-// PPC-DARWIN:#define __FLT_HAS_QUIET_NAN__ 1
-// PPC-DARWIN:#define __FLT_MANT_DIG__ 24
-// PPC-DARWIN:#define __FLT_MAX_10_EXP__ 38
-// PPC-DARWIN:#define __FLT_MAX_EXP__ 128
-// PPC-DARWIN:#define __FLT_MAX__ 3.40282347e+38F
-// PPC-DARWIN:#define __FLT_MIN_10_EXP__ (-37)
-// PPC-DARWIN:#define __FLT_MIN_EXP__ (-125)
-// PPC-DARWIN:#define __FLT_MIN__ 1.17549435e-38F
-// PPC-DARWIN:#define __FLT_RADIX__ 2
-// PPC-DARWIN:#define __HAVE_BSWAP__ 1
-// PPC-DARWIN:#define __INT16_C_SUFFIX__
-// PPC-DARWIN:#define __INT16_FMTd__ "hd"
-// PPC-DARWIN:#define __INT16_FMTi__ "hi"
-// PPC-DARWIN:#define __INT16_MAX__ 32767
-// PPC-DARWIN:#define __INT16_TYPE__ short
-// PPC-DARWIN:#define __INT32_C_SUFFIX__
-// PPC-DARWIN:#define __INT32_FMTd__ "d"
-// PPC-DARWIN:#define __INT32_FMTi__ "i"
-// PPC-DARWIN:#define __INT32_MAX__ 2147483647
-// PPC-DARWIN:#define __INT32_TYPE__ int
-// PPC-DARWIN:#define __INT64_C_SUFFIX__ LL
-// PPC-DARWIN:#define __INT64_FMTd__ "lld"
-// PPC-DARWIN:#define __INT64_FMTi__ "lli"
-// PPC-DARWIN:#define __INT64_MAX__ 9223372036854775807LL
-// PPC-DARWIN:#define __INT64_TYPE__ long long int
-// PPC-DARWIN:#define __INT8_C_SUFFIX__
-// PPC-DARWIN:#define __INT8_FMTd__ "hhd"
-// PPC-DARWIN:#define __INT8_FMTi__ "hhi"
-// PPC-DARWIN:#define __INT8_MAX__ 127
-// PPC-DARWIN:#define __INT8_TYPE__ signed char
-// PPC-DARWIN:#define __INTMAX_C_SUFFIX__ LL
-// PPC-DARWIN:#define __INTMAX_FMTd__ "lld"
-// PPC-DARWIN:#define __INTMAX_FMTi__ "lli"
-// PPC-DARWIN:#define __INTMAX_MAX__ 9223372036854775807LL
-// PPC-DARWIN:#define __INTMAX_TYPE__ long long int
-// PPC-DARWIN:#define __INTMAX_WIDTH__ 64
-// PPC-DARWIN:#define __INTPTR_FMTd__ "ld"
-// PPC-DARWIN:#define __INTPTR_FMTi__ "li"
-// PPC-DARWIN:#define __INTPTR_MAX__ 2147483647L
-// PPC-DARWIN:#define __INTPTR_TYPE__ long int
-// PPC-DARWIN:#define __INTPTR_WIDTH__ 32
-// PPC-DARWIN:#define __INT_FAST16_FMTd__ "hd"
-// PPC-DARWIN:#define __INT_FAST16_FMTi__ "hi"
-// PPC-DARWIN:#define __INT_FAST16_MAX__ 32767
-// PPC-DARWIN:#define __INT_FAST16_TYPE__ short
-// PPC-DARWIN:#define __INT_FAST32_FMTd__ "d"
-// PPC-DARWIN:#define __INT_FAST32_FMTi__ "i"
-// PPC-DARWIN:#define __INT_FAST32_MAX__ 2147483647
-// PPC-DARWIN:#define __INT_FAST32_TYPE__ int
-// PPC-DARWIN:#define __INT_FAST64_FMTd__ "lld"
-// PPC-DARWIN:#define __INT_FAST64_FMTi__ "lli"
-// PPC-DARWIN:#define __INT_FAST64_MAX__ 9223372036854775807LL
-// PPC-DARWIN:#define __INT_FAST64_TYPE__ long long int
-// PPC-DARWIN:#define __INT_FAST8_FMTd__ "hhd"
-// PPC-DARWIN:#define __INT_FAST8_FMTi__ "hhi"
-// PPC-DARWIN:#define __INT_FAST8_MAX__ 127
-// PPC-DARWIN:#define __INT_FAST8_TYPE__ signed char
-// PPC-DARWIN:#define __INT_LEAST16_FMTd__ "hd"
-// PPC-DARWIN:#define __INT_LEAST16_FMTi__ "hi"
-// PPC-DARWIN:#define __INT_LEAST16_MAX__ 32767
-// PPC-DARWIN:#define __INT_LEAST16_TYPE__ short
-// PPC-DARWIN:#define __INT_LEAST32_FMTd__ "d"
-// PPC-DARWIN:#define __INT_LEAST32_FMTi__ "i"
-// PPC-DARWIN:#define __INT_LEAST32_MAX__ 2147483647
-// PPC-DARWIN:#define __INT_LEAST32_TYPE__ int
-// PPC-DARWIN:#define __INT_LEAST64_FMTd__ "lld"
-// PPC-DARWIN:#define __INT_LEAST64_FMTi__ "lli"
-// PPC-DARWIN:#define __INT_LEAST64_MAX__ 9223372036854775807LL
-// PPC-DARWIN:#define __INT_LEAST64_TYPE__ long long int
-// PPC-DARWIN:#define __INT_LEAST8_FMTd__ "hhd"
-// PPC-DARWIN:#define __INT_LEAST8_FMTi__ "hhi"
-// PPC-DARWIN:#define __INT_LEAST8_MAX__ 127
-// PPC-DARWIN:#define __INT_LEAST8_TYPE__ signed char
-// PPC-DARWIN:#define __INT_MAX__ 2147483647
-// PPC-DARWIN:#define __LDBL_DENORM_MIN__ 4.94065645841246544176568792868221e-324L
-// PPC-DARWIN:#define __LDBL_DIG__ 31
-// PPC-DARWIN:#define __LDBL_EPSILON__ 4.94065645841246544176568792868221e-324L
-// PPC-DARWIN:#define __LDBL_HAS_DENORM__ 1
-// PPC-DARWIN:#define __LDBL_HAS_INFINITY__ 1
-// PPC-DARWIN:#define __LDBL_HAS_QUIET_NAN__ 1
-// PPC-DARWIN:#define __LDBL_MANT_DIG__ 106
-// PPC-DARWIN:#define __LDBL_MAX_10_EXP__ 308
-// PPC-DARWIN:#define __LDBL_MAX_EXP__ 1024
-// PPC-DARWIN:#define __LDBL_MAX__ 1.79769313486231580793728971405301e+308L
-// PPC-DARWIN:#define __LDBL_MIN_10_EXP__ (-291)
-// PPC-DARWIN:#define __LDBL_MIN_EXP__ (-968)
-// PPC-DARWIN:#define __LDBL_MIN__ 2.00416836000897277799610805135016e-292L
-// PPC-DARWIN:#define __LONGDOUBLE128 1
-// PPC-DARWIN:#define __LONG_DOUBLE_128__ 1
-// PPC-DARWIN:#define __LONG_LONG_MAX__ 9223372036854775807LL
-// PPC-DARWIN:#define __LONG_MAX__ 2147483647L
-// PPC-DARWIN:#define __MACH__ 1
-// PPC-DARWIN:#define __NATURAL_ALIGNMENT__ 1
-// PPC-DARWIN:#define __ORDER_BIG_ENDIAN__ 4321
-// PPC-DARWIN:#define __ORDER_LITTLE_ENDIAN__ 1234
-// PPC-DARWIN:#define __ORDER_PDP_ENDIAN__ 3412
-// PPC-DARWIN:#define __POINTER_WIDTH__ 32
-// PPC-DARWIN:#define __POWERPC__ 1
-// PPC-DARWIN:#define __PPC__ 1
-// PPC-DARWIN:#define __PTRDIFF_TYPE__ int
-// PPC-DARWIN:#define __PTRDIFF_WIDTH__ 32
-// PPC-DARWIN:#define __REGISTER_PREFIX__
-// PPC-DARWIN:#define __SCHAR_MAX__ 127
-// PPC-DARWIN:#define __SHRT_MAX__ 32767
-// PPC-DARWIN:#define __SIG_ATOMIC_MAX__ 2147483647
-// PPC-DARWIN:#define __SIG_ATOMIC_WIDTH__ 32
-// PPC-DARWIN:#define __SIZEOF_DOUBLE__ 8
-// PPC-DARWIN:#define __SIZEOF_FLOAT__ 4
-// PPC-DARWIN:#define __SIZEOF_INT__ 4
-// PPC-DARWIN:#define __SIZEOF_LONG_DOUBLE__ 16
-// PPC-DARWIN:#define __SIZEOF_LONG_LONG__ 8
-// PPC-DARWIN:#define __SIZEOF_LONG__ 4
-// PPC-DARWIN:#define __SIZEOF_POINTER__ 4
-// PPC-DARWIN:#define __SIZEOF_PTRDIFF_T__ 4
-// PPC-DARWIN:#define __SIZEOF_SHORT__ 2
-// PPC-DARWIN:#define __SIZEOF_SIZE_T__ 4
-// PPC-DARWIN:#define __SIZEOF_WCHAR_T__ 4
-// PPC-DARWIN:#define __SIZEOF_WINT_T__ 4
-// PPC-DARWIN:#define __SIZE_MAX__ 4294967295UL
-// PPC-DARWIN:#define __SIZE_TYPE__ long unsigned int
-// PPC-DARWIN:#define __SIZE_WIDTH__ 32
-// PPC-DARWIN:#define __STDC_HOSTED__ 0
-// PPC-DARWIN:#define __STDC_VERSION__ 201710L
-// PPC-DARWIN:#define __STDC__ 1
-// PPC-DARWIN:#define __UINT16_C_SUFFIX__
-// PPC-DARWIN:#define __UINT16_MAX__ 65535
-// PPC-DARWIN:#define __UINT16_TYPE__ unsigned short
-// PPC-DARWIN:#define __UINT32_C_SUFFIX__ U
-// PPC-DARWIN:#define __UINT32_MAX__ 4294967295U
-// PPC-DARWIN:#define __UINT32_TYPE__ unsigned int
-// PPC-DARWIN:#define __UINT64_C_SUFFIX__ ULL
-// PPC-DARWIN:#define __UINT64_MAX__ 18446744073709551615ULL
-// PPC-DARWIN:#define __UINT64_TYPE__ long long unsigned int
-// PPC-DARWIN:#define __UINT8_C_SUFFIX__
-// PPC-DARWIN:#define __UINT8_MAX__ 255
-// PPC-DARWIN:#define __UINT8_TYPE__ unsigned char
-// PPC-DARWIN:#define __UINTMAX_C_SUFFIX__ ULL
-// PPC-DARWIN:#define __UINTMAX_MAX__ 18446744073709551615ULL
-// PPC-DARWIN:#define __UINTMAX_TYPE__ long long unsigned int
-// PPC-DARWIN:#define __UINTMAX_WIDTH__ 64
-// PPC-DARWIN:#define __UINTPTR_MAX__ 4294967295UL
-// PPC-DARWIN:#define __UINTPTR_TYPE__ long unsigned int
-// PPC-DARWIN:#define __UINTPTR_WIDTH__ 32
-// PPC-DARWIN:#define __UINT_FAST16_MAX__ 65535
-// PPC-DARWIN:#define __UINT_FAST16_TYPE__ unsigned short
-// PPC-DARWIN:#define __UINT_FAST32_MAX__ 4294967295U
-// PPC-DARWIN:#define __UINT_FAST32_TYPE__ unsigned int
-// PPC-DARWIN:#define __UINT_FAST64_MAX__ 18446744073709551615ULL
-// PPC-DARWIN:#define __UINT_FAST64_TYPE__ long long unsigned int
-// PPC-DARWIN:#define __UINT_FAST8_MAX__ 255
-// PPC-DARWIN:#define __UINT_FAST8_TYPE__ unsigned char
-// PPC-DARWIN:#define __UINT_LEAST16_MAX__ 65535
-// PPC-DARWIN:#define __UINT_LEAST16_TYPE__ unsigned short
-// PPC-DARWIN:#define __UINT_LEAST32_MAX__ 4294967295U
-// PPC-DARWIN:#define __UINT_LEAST32_TYPE__ unsigned int
-// PPC-DARWIN:#define __UINT_LEAST64_MAX__ 18446744073709551615ULL
-// PPC-DARWIN:#define __UINT_LEAST64_TYPE__ long long unsigned int
-// PPC-DARWIN:#define __UINT_LEAST8_MAX__ 255
-// PPC-DARWIN:#define __UINT_LEAST8_TYPE__ unsigned char
-// PPC-DARWIN:#define __USER_LABEL_PREFIX__ _
-// PPC-DARWIN:#define __WCHAR_MAX__ 2147483647
-// PPC-DARWIN:#define __WCHAR_TYPE__ int
-// PPC-DARWIN:#define __WCHAR_WIDTH__ 32
-// PPC-DARWIN:#define __WINT_TYPE__ int
-// PPC-DARWIN:#define __WINT_WIDTH__ 32
-// PPC-DARWIN:#define __powerpc__ 1
-// PPC-DARWIN:#define __ppc__ 1
-
 // RUN: %clang_cc1 -E -dM -triple=powerpc-unknown-openbsd -x c++ < /dev/null | FileCheck -match-full-lines -check-prefix PPC-OPENBSD-CXX %s
 // PPC-OPENBSD-CXX: #define __STDCPP_DEFAULT_NEW_ALIGNMENT__ 16UL
diff --git a/clang/test/Sema/altivec-init.c b/clang/test/Sema/altivec-init.c
--- a/clang/test/Sema/altivec-init.c
+++ b/clang/test/Sema/altivec-init.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 %s -triple=powerpc-apple-darwin8 -target-feature +altivec -verify -pedantic -fsyntax-only
+// RUN: %clang_cc1 %s -triple=powerpc-ibm-aix -target-feature +altivec -verify -pedantic -fsyntax-only
 
 typedef int v4 __attribute((vector_size(16)));
 typedef short v8 __attribute((vector_size(16)));
diff --git a/clang/test/SemaCXX/cxx-altivec.cpp b/clang/test/SemaCXX/cxx-altivec.cpp
--- a/clang/test/SemaCXX/cxx-altivec.cpp
+++ b/clang/test/SemaCXX/cxx-altivec.cpp
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -triple=powerpc-apple-darwin8 -target-feature +altivec -fsyntax-only -verify %s
+// RUN: %clang_cc1 -triple=powerpc-ibm-aix -target-feature +altivec -fsyntax-only -verify %s
 
 struct Vector {
 	__vector float xyzw;