[Driver] Use the per-API level Android library directories.

[danalbert]

Summary

Android sysroots contain libraries for each OS version, as well as a
handful of unversioned libraries in the typical multiarch directory.

[eugenis]

LGTM (did not check the tests).

lib/Driver/ToolChains/Linux.cpp

25

I don't see why this include is necessary.

[danalbert]

lib/Driver/ToolChains/Linux.cpp

25

llvm::to_string

lib/Driver/ToolChains/Linux.cpp

 #include "clang/Config/config.h"
 #include "clang/Driver/Distro.h"
 #include "clang/Driver/Driver.h"
 #include "clang/Driver/Options.h"
 #include "clang/Driver/SanitizerArgs.h"
 #include "llvm/Option/ArgList.h"
 #include "llvm/ProfileData/InstrProf.h"
 #include "llvm/Support/Path.h"
+#include "llvm/Support/ScopedPrinter.h"
 #include <system_error>
 
 using namespace clang::driver;
 using namespace clang::driver::toolchains;
 using namespace clang;
 using namespace llvm::opt;
 
 using tools::addPathIfExists;
#endif
   // directory ('Dir' below) or the ResourceDir.
   if (StringRef(D.Dir).startswith(SysRoot)) {
     addPathIfExists(D, D.Dir + "/../lib/" + MultiarchTriple, Paths);
     addPathIfExists(D, D.Dir + "/../" + OSLibDir, Paths);
   }
 
   addPathIfExists(D, SysRoot + "/lib/" + MultiarchTriple, Paths);
   addPathIfExists(D, SysRoot + "/lib/../" + OSLibDir, Paths);
+
+  if (IsAndroid) {
+    // Android sysroots contain a library directory for each supported OS
+    // version as well as some unversioned libraries in the usual multiarch
+    // directory.
+    unsigned Major;
+    unsigned Minor;
+    unsigned Micro;
+    Triple.getEnvironmentVersion(Major, Minor, Micro);
+    addPathIfExists(D,
+                    SysRoot + "/usr/lib/" + MultiarchTriple + "/" +
+                        llvm::to_string(Major),
+                    Paths);
+  }
+
   addPathIfExists(D, SysRoot + "/usr/lib/" + MultiarchTriple, Paths);
   addPathIfExists(D, SysRoot + "/usr/lib/../" + OSLibDir, Paths);
   if (IsRISCV) {
     StringRef ABIName = tools::riscv::getRISCVABI(Args, Triple);
     addPathIfExists(D, SysRoot + "/" + OSLibDir + "/" + ABIName, Paths);
     addPathIfExists(D, SysRoot + "/usr/" + OSLibDir + "/" + ABIName, Paths);
   }
 

test/Driver/android-ndk-standalone.cpp

 // Test header and library paths when Clang is used with Android standalone
 // toolchain.
 //
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target arm-linux-androideabi -stdlib=libstdc++ \
+// RUN:     -target arm-linux-androideabi21 -stdlib=libstdc++ \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck  %s
 // CHECK: {{.*}}clang{{.*}}" "-cc1"
 // CHECK: "-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
 // CHECK: "-internal-isystem" "{{.*}}/include/c++/4.9"
 // CHECK-NOT: "-internal-isystem" "{{.*}}/include/c++/4.9/arm-linux-androideabi/armv7-a/thumb"
 // CHECK-NOT: "-internal-isystem" "{{.*}}/include/c++/4.9/arm-linux-androideabi/armv7-a"

 // CHECK-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/thumb"
 // CHECK: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9"
 // CHECK-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/armv7-a/thumb"
 // CHECK-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/armv7-a"
 // CHECK-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/thumb"
 // CHECK-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7-a/thumb"
 // CHECK-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7-a"
 // CHECK-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/thumb"
+// CHECK: "-L{{.*}}/sysroot/usr/lib/arm-linux-androideabi/21"
+// CHECK: "-L{{.*}}/sysroot/usr/lib/arm-linux-androideabi"
 // CHECK: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/arm-linux-androideabi/lib"
 // CHECK-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7-a/thumb"
 // CHECK-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7-a"
 // CHECK-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/thumb"
-// CHECK: "-L{{.*}}/sysroot/usr/lib"
 //
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target armv7a-none-linux-androideabi -stdlib=libstdc++ \
+// RUN:     -target arm-linux-androideabi14 \
+// RUN:     -B%S/Inputs/basic_android_ndk_tree \
+// RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
+// RUN:   | FileCheck --check-prefix=CHECK-14 %s
+// CHECK-14: "-L{{.*}}/sysroot/usr/lib/arm-linux-androideabi/14"
+// CHECK-14: "-L{{.*}}/sysroot/usr/lib/arm-linux-androideabi"
+//
+// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
+// RUN:     -target armv7a-none-linux-androideabi21 -stdlib=libstdc++ \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck  --check-prefix=CHECK-ARMV7 %s
 // CHECK-ARMV7: {{.*}}clang{{.*}}" "-cc1"
 // CHECK-ARMV7: "-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
 // CHECK-ARMV7: "-internal-isystem" "{{.*}}/include/c++/4.9"
 // CHECK-ARMV7-NOT: "-internal-isystem" "{{.*}}/include/c++/4.9/arm-linux-androideabi/armv7-a/thumb"
 // CHECK-ARMV7-NOT: "-internal-isystem" "{{.*}}/include/c++/4.9/arm-linux-androideabi/thumb"

 // CHECK-ARMV7-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9"
 // CHECK-ARMV7: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/armv7-a"
 // CHECK-ARMV7-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/armv7-a/thumb"
 // CHECK-ARMV7-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/thumb"
 // CHECK-ARMV7-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9"
 // CHECK-ARMV7-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/thumb"
 // CHECK-ARMV7-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7-a/thumb"
 // CHECK-ARMV7-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib"
+// CHECK-ARMV7: "-L{{.*}}/sysroot/usr/lib/arm-linux-androideabi/21"
+// CHECK-ARMV7: "-L{{.*}}/sysroot/usr/lib/arm-linux-androideabi"
 // CHECK-ARMV7: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7-a"
 // CHECK-ARMV7-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/thumb"
 // CHECK-ARMV7-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7-a/thumb"
 // CHECK-ARMV7-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib"
-// CHECK-ARMV7: "-L{{.*}}/sysroot/usr/lib"
 //
 // Other flags that can trigger armv7 mode.
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target arm-linux-androideabi -stdlib=libstdc++ \
+// RUN:     -target arm-linux-androideabi21 -stdlib=libstdc++ \
 // RUN:     -march=armv7 \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck  --check-prefix=CHECK-ARMV7 %s
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target arm-linux-androideabi -stdlib=libstdc++ \
+// RUN:     -target arm-linux-androideabi21 -stdlib=libstdc++ \
 // RUN:     -march=armv7a \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck  --check-prefix=CHECK-ARMV7 %s
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target arm-linux-androideabi -stdlib=libstdc++ \
+// RUN:     -target arm-linux-androideabi21 -stdlib=libstdc++ \
 // RUN:     -march=armv7-a \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck  --check-prefix=CHECK-ARMV7 %s
 //
 // ARM thumb mode.
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target arm-linux-androideabi -stdlib=libstdc++ \
+// RUN:     -target arm-linux-androideabi21 -stdlib=libstdc++ \
 // RUN:     -mthumb \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck  --check-prefix=CHECK-THUMB %s
 // CHECK-THUMB: {{.*}}clang{{.*}}" "-cc1"
 // CHECK-THUMB: "-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
 // CHECK-THUMB: "-internal-isystem" "{{.*}}/include/c++/4.9"
 // CHECK-THUMB-NOT: "-internal-isystem" "{{.*}}/include/c++/4.9/arm-linux-androideabi/armv7/thumb"

 // CHECK-THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9"
 // CHECK-THUMB: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/thumb"
 // CHECK-THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/armv7-a/thumb"
 // CHECK-THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/armv7-a"
 // CHECK-THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9"
 // CHECK-THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7"
 // CHECK-THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7/thumb"
 // CHECK-THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib"
+// CHECK-THUMB: "-L{{.*}}/sysroot/usr/lib/arm-linux-androideabi/21"
+// CHECK-THUMB: "-L{{.*}}/sysroot/usr/lib/arm-linux-androideabi"
 // CHECK-THUMB: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/thumb"
 // CHECK-THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7"
 // CHECK-THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7/thumb"
 // CHECK-THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib"
 // CHECK-THUMB: "-L{{.*}}/sysroot/usr/lib"
 //
 // ARM V7 thumb mode.
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target arm-linux-androideabi -stdlib=libstdc++ \
+// RUN:     -target arm-linux-androideabi21 -stdlib=libstdc++ \
 // RUN:     -march=armv7-a -mthumb \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck  --check-prefix=CHECK-ARMV7THUMB %s
 // CHECK-ARMV7THUMB: {{.*}}clang{{.*}}" "-cc1"
 // CHECK-ARMV7THUMB: "-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
 // CHECK-ARMV7THUMB: "-internal-isystem" "{{.*}}/include/c++/4.9"
 // CHECK-ARMV7THUMB-NOT: "-internal-isystem" "{{.*}}/include/c++/4.9/arm-linux-androideabi/armv7-a"

 // CHECK-ARMV7THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9"
 // CHECK-ARMV7THUMB: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/armv7-a/thumb"
 // CHECK-ARMV7THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/thumb"
 // CHECK-ARMV7THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/armv7-a"
 // CHECK-ARMV7THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9"
 // CHECK-ARMV7THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/thumb"
 // CHECK-ARMV7THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7-a"
 // CHECK-ARMV7THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib"
+// CHECK-ARMV7THUMB: "-L{{.*}}/sysroot/usr/lib/arm-linux-androideabi/21"
+// CHECK-ARMV7THUMB: "-L{{.*}}/sysroot/usr/lib/arm-linux-androideabi"
 // CHECK-ARMV7THUMB: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7-a/thumb"
 // CHECK-ARMV7THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/thumb"
 // CHECK-ARMV7THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib/armv7-a"
 // CHECK-ARMV7THUMB-NOT: "-L{{.*}}/lib/gcc/arm-linux-androideabi/4.9/../{{[^ ]*}}/lib"
-// CHECK-ARMV7THUMB: "-L{{.*}}/sysroot/usr/lib"
 
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target arm-linux-androideabi -stdlib=libstdc++ \
+// RUN:     -target arm-linux-androideabi21 -stdlib=libstdc++ \
 // RUN:     -march=armv7-a -mthumb \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:     -print-multi-lib \
 // RUN:   | FileCheck  --check-prefix=CHECK-ARM-MULTILIBS %s
 
 // CHECK-ARM-MULTILIBS:      thumb;@mthumb
 // CHECK-ARM-MULTILIBS-NEXT: armv7-a;@march=armv7-a
 // CHECK-ARM-MULTILIBS-NEXT: armv7-a/thumb;@march=armv7-a@mthumb
 // CHECK-ARM-MULTILIBS-NEXT: .;
 
 //
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target armv7a-none-linux-androideabi -stdlib=libstdc++ \
+// RUN:     -target armv7a-none-linux-androideabi21 -stdlib=libstdc++ \
 // RUN:     -mthumb \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck  --check-prefix=CHECK-ARMV7THUMB %s
 //
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target aarch64-linux-android -stdlib=libstdc++ \
+// RUN:     -target aarch64-linux-android21 -stdlib=libstdc++ \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck --check-prefix=CHECK-AARCH64 %s
 // CHECK-AARCH64: {{.*}}clang{{.*}}" "-cc1"
 // CHECK-AARCH64: "-internal-isystem" "{{.*}}/include/c++/4.9"
 // CHECK-AARCH64: "-internal-isystem" "{{.*}}/include/c++/4.9/aarch64-linux-android"
 // CHECK-AARCH64: "-internal-isystem" "{{.*}}/include/c++/4.9/backward"
 // CHECK-AARCH64: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include/aarch64-linux-android"
 // CHECK-AARCH64: "-internal-externc-isystem" "{{.*}}/sysroot/include"
 // CHECK-AARCH64: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
 // CHECK-AARCH64: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
 // CHECK-AARCH64: "-L{{.*}}/lib/gcc/aarch64-linux-android/4.9"
+// CHECK-AARCH64: "-L{{.*}}/sysroot/usr/lib/aarch64-linux-android/21"
+// CHECK-AARCH64: "-L{{.*}}/sysroot/usr/lib/aarch64-linux-android"
 // CHECK-AARCH64: "-L{{.*}}/lib/gcc/aarch64-linux-android/4.9/../../../../aarch64-linux-android/lib"
-// CHECK-AARCH64: "-L{{.*}}/sysroot/usr/lib"
 //
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target arm64-linux-android -stdlib=libstdc++ \
+// RUN:     -target arm64-linux-android21 -stdlib=libstdc++ \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck --check-prefix=CHECK-ARM64 %s
 // CHECK-ARM64: {{.*}}clang{{.*}}" "-cc1"
 // CHECK-ARM64: "-internal-isystem" "{{.*}}/include/c++/4.9"
 // CHECK-ARM64: "-internal-isystem" "{{.*}}/include/c++/4.9/aarch64-linux-android"
 // CHECK-ARM64: "-internal-isystem" "{{.*}}/include/c++/4.9/backward"
 // CHECK-ARM64: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include/aarch64-linux-android"
 // CHECK-ARM64: "-internal-externc-isystem" "{{.*}}/sysroot/include"
 // CHECK-ARM64: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
 // CHECK-ARM64: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
 // CHECK-ARM64: "-L{{.*}}/lib/gcc/aarch64-linux-android/4.9"
+// CHECK-ARM64: "-L{{.*}}/sysroot/usr/lib/aarch64-linux-android/21"
+// CHECK-ARM64: "-L{{.*}}/sysroot/usr/lib/aarch64-linux-android"
 // CHECK-ARM64: "-L{{.*}}/lib/gcc/aarch64-linux-android/4.9/../../../../aarch64-linux-android/lib"
-// CHECK-ARM64: "-L{{.*}}/sysroot/usr/lib"
 //
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target mipsel-linux-android \
+// RUN:     -target mipsel-linux-android21 \
 // RUN:     -mips32 -stdlib=libstdc++ \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck --check-prefix=CHECK-MIPS %s
 // CHECK-MIPS: {{.*}}clang{{.*}}" "-cc1"
 // CHECK-MIPS: "-internal-isystem" "{{.*}}/include/c++/4.9"
 // CHECK-MIPS: "-internal-isystem" "{{.*}}/include/c++/4.9/mipsel-linux-android"
 // CHECK-MIPS: "-internal-isystem" "{{.*}}/include/c++/4.9/backward"
 // CHECK-MIPS: "-internal-externc-isystem" "{{.*}}/sysroot/include"
 // CHECK-MIPS: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
 // CHECK-MIPS: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
 // CHECK-MIPS: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.9"
+// CHECK-MIPS: "-L{{.*}}/sysroot/usr/lib/mipsel-linux-android/21"
+// CHECK-MIPS: "-L{{.*}}/sysroot/usr/lib/mipsel-linux-android"
 // CHECK-MIPS: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.9/../../../../mipsel-linux-android/lib"
-// CHECK-MIPS: "-L{{.*}}/sysroot/usr/lib"
-//
-// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target mipsel-linux-android \
-// RUN:     -march=mips32 -mips32r2 -stdlib=libstdc++ \
-// RUN:     -B%S/Inputs/basic_android_ndk_tree \
-// RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
-// RUN:   | FileCheck --check-prefix=CHECK-MIPSR2 %s
-// CHECK-MIPSR2: {{.*}}clang{{.*}}" "-cc1"
-// CHECK-MIPSR2: "-internal-isystem" "{{.*}}/include/c++/4.9"
-// CHECK-MIPSR2: "-internal-isystem" "{{.*}}/include/c++/4.9/mipsel-linux-android/mips-r2"
-// CHECK-MIPSR2: "-internal-isystem" "{{.*}}/include/c++/4.9/backward"
-// CHECK-MIPSR2: "-internal-externc-isystem" "{{.*}}/sysroot/include"
-// CHECK-MIPSR2: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
-// CHECK-MIPSR2: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
-// CHECK-MIPSR2: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.9/mips-r2"
-// CHECK-MIPSR2: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.9/../../../../mipsel-linux-android/lib/../libr2"
-// CHECK-MIPSR2: "-L{{.*}}/sysroot/usr/lib/../libr2"
-//
-// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target mipsel-linux-android \
-// RUN:     -mips32r6 -stdlib=libstdc++ \
-// RUN:     -B%S/Inputs/basic_android_ndk_tree \
-// RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
-// RUN:   | FileCheck --check-prefix=CHECK-MIPSR6 %s
-// CHECK-MIPSR6: {{.*}}clang{{.*}}" "-cc1"
-// CHECK-MIPSR6: "-internal-isystem" "{{.*}}/include/c++/4.9"
-// CHECK-MIPSR6: "-internal-isystem" "{{.*}}/include/c++/4.9/mipsel-linux-android/mips-r6"
-// CHECK-MIPSR6: "-internal-isystem" "{{.*}}/include/c++/4.9/backward"
-// CHECK-MIPSR6: "-internal-externc-isystem" "{{.*}}/sysroot/include"
-// CHECK-MIPSR6: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
-// CHECK-MIPSR6: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
-// CHECK-MIPSR6: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.9/mips-r6"
-// CHECK-MIPSR6: "-L{{.*}}/lib/gcc/mipsel-linux-android/4.9/../../../../mipsel-linux-android/lib/../libr6"
-// CHECK-MIPSR6: "-L{{.*}}/sysroot/usr/lib/../libr6"
-//
-// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target mips64el-linux-android \
-// RUN:     -march=mips32 -mips32r2 -stdlib=libstdc++ \
-// RUN:     -B%S/Inputs/basic_android_ndk_tree \
-// RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
-// RUN:   | FileCheck --check-prefix=CHECK-MIPS64-R2 %s
-// CHECK-MIPS64-R2: {{.*}}clang{{.*}}" "-cc1"
-// CHECK-MIPS64-R2: "-internal-isystem" "{{.*}}/include/c++/4.9"
-// CHECK-MIPS64-R2: "-internal-isystem" "{{.*}}/include/mips64el-linux-android/c++/4.9/mips-r2"
-// CHECK-MIPS64-R2: "-internal-isystem" "{{.*}}/include/c++/4.9/backward"
-// CHECK-MIPS64-R2: "-internal-externc-isystem" "{{.*}}/sysroot/include"
-// CHECK-MIPS64-R2: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
-// CHECK-MIPS64-R2: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
-// CHECK-MIPS64-R2: "-L{{.*}}/lib/gcc/mips64el-linux-android/4.9/32/mips-r2"
-// CHECK-MIPS64-R2: "-L{{.*}}/lib/gcc/mips64el-linux-android/4.9/../../../../mips64el-linux-android/lib/../libr2"
-// CHECK-MIPS64-R2: "-L{{.*}}/sysroot/usr/lib/../libr2"
-//
-// RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target mips64el-linux-android \
-// RUN:     -march=mips32 -mips32r6 -stdlib=libstdc++ \
-// RUN:     -B%S/Inputs/basic_android_ndk_tree \
-// RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
-// RUN:   | FileCheck --check-prefix=CHECK-MIPS64-R6 %s
-// CHECK-MIPS64-R6: {{.*}}clang{{.*}}" "-cc1"
-// CHECK-MIPS64-R6: "-internal-isystem" "{{.*}}/include/c++/4.9"
-// CHECK-MIPS64-R6: "-internal-isystem" "{{.*}}/include/mips64el-linux-android/c++/4.9/mips-r6"
-// CHECK-MIPS64-R6: "-internal-isystem" "{{.*}}/include/c++/4.9/backward"
-// CHECK-MIPS64-R6: "-internal-externc-isystem" "{{.*}}/sysroot/include"
-// CHECK-MIPS64-R6: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
-// CHECK-MIPS64-R6: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
-// CHECK-MIPS64-R6: "-L{{.*}}/lib/gcc/mips64el-linux-android/4.9/32/mips-r6"
-// CHECK-MIPS64-R6: "-L{{.*}}/lib/gcc/mips64el-linux-android/4.9/../../../../mips64el-linux-android/lib/../libr6"
-// CHECK-MIPS64-R6: "-L{{.*}}/sysroot/usr/lib/../libr6"
 //
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target i686-linux-android \
+// RUN:     -target i686-linux-android21 \
 // RUN:     -stdlib=libstdc++ \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck --check-prefix=CHECK-I686 %s
 // CHECK-I686: {{.*}}clang{{.*}}" "-cc1"
 // CHECK-I686: "-internal-isystem" "{{.*}}/include/c++/4.9"
 // CHECK-I686: "-internal-isystem" "{{.*}}/include/c++/4.9/i686-linux-android"
 // CHECK-I686: "-internal-isystem" "{{.*}}/include/c++/4.9/backward"
 // CHECK-I686: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include/i686-linux-android"
 // CHECK-I686: "-internal-externc-isystem" "{{.*}}/sysroot/include"
 // CHECK-I686: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
 // CHECK-I686: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
 // CHECK-I686: "-L{{.*}}/lib/gcc/i686-linux-android/4.9"
+// CHECK-I686: "-L{{.*}}/sysroot/usr/lib/i686-linux-android/21"
+// CHECK-I686: "-L{{.*}}/sysroot/usr/lib/i686-linux-android"
 // CHECK-I686: "-L{{.*}}/lib/gcc/i686-linux-android/4.9/../../../../i686-linux-android/lib"
-// CHECK-I686: "-L{{.*}}/sysroot/usr/lib"
 //
 // RUN: %clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \
-// RUN:     -target x86_64-linux-android \
+// RUN:     -target x86_64-linux-android21 \
 // RUN:     -stdlib=libstdc++ \
 // RUN:     -B%S/Inputs/basic_android_ndk_tree \
 // RUN:     --sysroot=%S/Inputs/basic_android_ndk_tree/sysroot \
 // RUN:   | FileCheck --check-prefix=CHECK-X86_64 %s
 // CHECK-X86_64: {{.*}}clang{{.*}}" "-cc1"
 // CHECK-X86_64: "-internal-isystem" "{{.*}}/include/c++/4.9"
 // CHECK-X86_64: "-internal-isystem" "{{.*}}/include/c++/4.9/x86_64-linux-android"
 // CHECK-X86_64: "-internal-isystem" "{{.*}}/include/c++/4.9/backward"
 // CHECK-X86_64: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include/x86_64-linux-android"
 // CHECK-X86_64: "-internal-externc-isystem" "{{.*}}/sysroot/include"
 // CHECK-X86_64: "-internal-externc-isystem" "{{.*}}/sysroot/usr/include"
 // CHECK-X86_64: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
 // CHECK-X86_64: "-L{{.*}}/lib/gcc/x86_64-linux-android/4.9"
+// CHECK-X86_64: "-L{{.*}}/sysroot/usr/lib/x86_64-linux-android/21"
+// CHECK-X86_64: "-L{{.*}}/sysroot/usr/lib/x86_64-linux-android"
 // CHECK-X86_64: "-L{{.*}}/lib/gcc/x86_64-linux-android/4.9/../../../../x86_64-linux-android/lib"
-// CHECK-X86_64: "-L{{.*}}/sysroot/usr/lib"