|  | // Check that --sysroot= also applies to header search paths. | 
|  | // RUN: %clang -ccc-host-triple i386-unk-unk --sysroot=/FOO -### -E %s 2> %t1 | 
|  | // RUN: FileCheck --check-prefix=CHECK-SYSROOTEQ < %t1 %s | 
|  | // CHECK-SYSROOTEQ: "-cc1"{{.*}} "-isysroot" "{{[^"]*}}/FOO" | 
|  |  | 
|  | // Apple Darwin uses -isysroot as the syslib root, too. | 
|  | // RUN: touch %t2.o | 
|  | // RUN: %clang -ccc-host-triple i386-apple-darwin10 \ | 
|  | // RUN:   -isysroot /FOO -### %t2.o 2> %t2 | 
|  | // RUN: FileCheck --check-prefix=CHECK-APPLE-ISYSROOT < %t2 %s | 
|  | // CHECK-APPLE-ISYSROOT: "-arch" "i386"{{.*}} "-syslibroot" "{{[^"]*}}/FOO" | 
|  |  | 
|  | // Check that honor --sysroot= over -isysroot, for Apple Darwin. | 
|  | // RUN: touch %t3.o | 
|  | // RUN: %clang -ccc-host-triple i386-apple-darwin10 \ | 
|  | // RUN:   -isysroot /FOO --sysroot=/BAR -### %t3.o 2> %t3 | 
|  | // RUN: FileCheck --check-prefix=CHECK-APPLE-SYSROOT < %t3 %s | 
|  | // CHECK-APPLE-SYSROOT: "-arch" "i386"{{.*}} "-syslibroot" "{{[^"]*}}/BAR" |