|  | // REQUIRES: shell | 
|  | // UNSUPPORTED: system-windows | 
|  |  | 
|  | // Test that when a --sysroot is not provided, driver picks the default | 
|  | // location correctly if available. | 
|  |  | 
|  | // RUN: rm -rf %T/baremetal_default_sysroot | 
|  | // RUN: mkdir -p %T/baremetal_default_sysroot/bin | 
|  | // RUN: mkdir -p %T/baremetal_default_sysroot/lib/clang-runtimes/armv6m-none-eabi | 
|  | // RUN: ln -s %clang %T/baremetal_default_sysroot/bin/clang | 
|  |  | 
|  | // RUN: %T/baremetal_default_sysroot/bin/clang -no-canonical-prefixes %s -### -o %t.o 2>&1 \ | 
|  | // RUN:     -target armv6m-none-eabi --sysroot= \ | 
|  | // RUN:   | FileCheck --check-prefix=CHECK-V6M-C %s | 
|  | // CHECK-V6M-C: "{{.*}}clang{{.*}}" "-cc1" "-triple" "thumbv6m-unknown-none-eabi" | 
|  | // CHECK-V6M-C-SAME: "-internal-isystem" "{{.*}}/baremetal_default_sysroot{{[/\\]+}}bin{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+}}armv6m-none-eabi{{[/\\]+}}include{{[/\\]+}}c++{{[/\\]+}}v1" | 
|  | // CHECK-V6M-C-SAME: "-internal-isystem" "{{.*}}/baremetal_default_sysroot{{[/\\]+}}bin{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+}}armv6m-none-eabi{{[/\\]+}}include" | 
|  | // CHECK-V6M-C-SAME: "-x" "c++" "{{.*}}baremetal-sysroot.cpp" | 
|  | // CHECK-V6M-C-NEXT: "{{[^"]*}}ld{{(\.(lld|bfd|gold))?}}{{(\.exe)?}}" "{{.*}}.o" "-Bstatic" | 
|  | // CHECK-V6M-C-SAME: "-L{{.*}}/baremetal_default_sysroot{{[/\\]+}}bin{{[/\\]+}}..{{[/\\]+}}lib{{[/\\]+}}clang-runtimes{{[/\\]+}}armv6m-none-eabi{{[/\\]+}}lib" | 
|  | // CHECK-V6M-C-SAME: "{{[^"]*}}libclang_rt.builtins.a" | 
|  | // CHECK-V6M-C-SAME: "-lc" | 
|  | // CHECK-V6M-C-SAME: "-o" "{{.*}}.o" |