|  | // Note: %s must be preceded by --, otherwise it may be interpreted as a | 
|  | // command-line option, e.g. on Mac where %s is commonly under /Users. | 
|  |  | 
|  | // RUN: %clang_cl -### -- %s 2>&1 | FileCheck %s --check-prefix=BUILTIN | 
|  | // BUILTIN: "-internal-isystem" "{{.*lib.*clang.*include}}" | 
|  |  | 
|  | // RUN: %clang_cl -nobuiltininc -### -- %s 2>&1 | FileCheck %s --check-prefix=NOBUILTIN | 
|  | // NOBUILTIN-NOT: "-internal-isystem" "{{.*lib.*clang.*include}}" | 
|  |  | 
|  | // RUN: env INCLUDE=/my/system/inc %clang_cl -### -- %s 2>&1 | FileCheck %s --check-prefix=STDINC | 
|  | // STDINC: "-internal-isystem" "/my/system/inc" | 
|  |  | 
|  | // -nostdinc suppresses all of %INCLUDE%, clang resource dirs, and -imsvc dirs. | 
|  | // RUN: env INCLUDE=/my/system/inc %clang_cl -nostdinc -imsvc /my/other/inc -### -- %s 2>&1 | FileCheck %s --check-prefix=NOSTDINC | 
|  | // NOSTDINC: argument unused{{.*}}-imsvc | 
|  | // NOSTDINC-NOT: "-internal-isystem" "/my/system/inc" | 
|  | // NOSTDINC-NOT: "-internal-isystem" "{{.*lib.*clang.*include}}" | 
|  | // NOSTDINC-NOT: "-internal-isystem" "/my/other/inc" | 
|  |  | 
|  | // /X suppresses %INCLUDE% but not clang resource dirs or -imsvc dirs. | 
|  | // RUN: env INCLUDE=/my/system/inc %clang_cl /X -imsvc /my/other/inc -### -- %s 2>&1 | FileCheck %s --check-prefix=SLASHX | 
|  | // SLASHX-NOT: "argument unused{{.*}}-imsvc" | 
|  | // SLASHX-NOT: "-internal-isystem" "/my/system/inc" | 
|  | // SLASHX: "-internal-isystem" "{{.*lib.*clang.*include}}" | 
|  | // SLASHX: "-internal-isystem" "/my/other/inc" |