| // Check that SDKROOT is used to define the default for -isysroot on Darwin. | 
 | // | 
 | // RUN: rm -rf %t.tmpdir | 
 | // RUN: mkdir -p %t.tmpdir | 
 | // RUN: env SDKROOT=%t.tmpdir %clang -target x86_64-apple-darwin10 \ | 
 | // RUN:   -c %s -### 2> %t.log | 
 | // RUN: FileCheck --check-prefix=CHECK-BASIC < %t.log %s | 
 | // | 
 | // CHECK-BASIC: clang | 
 | // CHECK-BASIC: "-cc1" | 
 | // CHECK-BASIC: "-isysroot" "{{.*tmpdir}}" | 
 |  | 
 | // Check that we don't use SDKROOT as the default if it is not a valid path. | 
 | // | 
 | // RUN: rm -rf %t.nonpath | 
 | // RUN: env SDKROOT=%t.nonpath %clang -target x86_64-apple-darwin10 \ | 
 | // RUN:   -c %s -### 2> %t.log | 
 | // RUN: FileCheck --check-prefix=CHECK-NONPATH < %t.log %s | 
 | // | 
 | // CHECK-NONPATH: clang | 
 | // CHECK-NONPATH: "-cc1" | 
 | // CHECK-NONPATH-NOT: "-isysroot" | 
 |  | 
 | // Check that we don't use SDKROOT as the default if it is just "/" | 
 | // | 
 | // RUN: env SDKROOT=/ %clang -target x86_64-apple-darwin10 \ | 
 | // RUN:   -c %s -### 2> %t.log | 
 | // RUN: FileCheck --check-prefix=CHECK-NONROOT < %t.log %s | 
 | // | 
 | // CHECK-NONROOT: clang | 
 | // CHECK-NONROOT: "-cc1" | 
 | // CHECK-NONROOT-NOT: "-isysroot" | 
 | // | 
 | // This test fails with MSYS or MSYS2 env.exe, since it does not preserve | 
 | // root, expanding / into C:/MINGW/MSYS/1.0 or c:/msys64. To reproduce the | 
 | // problem, run: | 
 | // | 
 | //   env SDKROOT=/ cmd //c echo %SDKROOT% | 
 | // | 
 | // This test do pass using GnuWin32 env.exe. | 
 |  | 
 | // Check if clang set the correct deployment target from -sysroot | 
 | // | 
 | // RUN: rm -rf %t/SDKs/iPhoneOS8.0.0.sdk | 
 | // RUN: mkdir -p %t/SDKs/iPhoneOS8.0.0.sdk | 
 | // RUN: env SDKROOT=%t/SDKs/iPhoneOS8.0.0.sdk %clang -target arm64-apple-darwin %s -### 2>&1 \ | 
 | // RUN:   | FileCheck --check-prefix=CHECK-IPHONE %s | 
 | // | 
 | // CHECK-IPHONE: clang | 
 | // CHECK-IPHONE: "-cc1" | 
 | // CHECK-IPHONE: "-triple" "arm64-apple-ios8.0.0" | 
 | // CHECK-IPHONE: ld | 
 | // CHECK-IPHONE: "-iphoneos_version_min" "8.0.0" | 
 | // | 
 | // | 
 | // RUN: rm -rf %t/SDKs/iPhoneSimulator8.0.sdk | 
 | // RUN: mkdir -p %t/SDKs/iPhoneSimulator8.0.sdk | 
 | // RUN: env SDKROOT=%t/SDKs/iPhoneSimulator8.0.sdk %clang -target x86_64-apple-darwin %s -### 2>&1 \ | 
 | // RUN:   | FileCheck --check-prefix=CHECK-SIMULATOR %s | 
 | // | 
 | // CHECK-SIMULATOR: clang | 
 | // CHECK-SIMULATOR: "-cc1" | 
 | // CHECK-SIMULATOR: "-triple" "x86_64-apple-ios8.0.0-simulator" | 
 | // CHECK-SIMULATOR: ld | 
 | // CHECK-SIMULATOR: "-ios_simulator_version_min" "8.0.0" | 
 | // | 
 | // RUN: rm -rf %t/SDKs/MacOSX10.10.0.sdk | 
 | // RUN: mkdir -p %t/SDKs/MacOSX10.10.0.sdk | 
 | // RUN: env SDKROOT=%t/SDKs/MacOSX10.10.0.sdk %clang -target x86_64-apple-darwin %s -### 2>&1 \ | 
 | // RUN:   | FileCheck --check-prefix=CHECK-MACOSX %s | 
 | // | 
 | // CHECK-MACOSX: clang | 
 | // CHECK-MACOSX: "-cc1" | 
 | // CHECK-MACOSX: "-triple" "x86_64-apple-macosx10.10.0" | 
 | // CHECK-MACOSX: ld | 
 | // CHECK-MACOSX: "-macosx_version_min" "10.10.0" |