! Check -B driver option.
!
! Target triple prefix is not detected for -B.
! RUN: %flang %s -### -o %t.o --target=i386-unknown-linux \
! RUN:     -B %S/Inputs/B_opt_tree/dir1 -fuse-ld=ld 2>&1 \
! RUN:   | FileCheck --check-prefix=CHECK-B-OPT-TRIPLE %s
! CHECK-B-OPT-TRIPLE-NOT: "{{.*}}/Inputs/B_opt_tree/dir1{{/|\\\\}}i386-unknown-linux-ld"
!
! RUN: %flang %s -### -o %t.o --target=i386-unknown-linux \
! RUN:     -B %S/Inputs/B_opt_tree/dir2 -fuse-ld=ld 2>&1 \
! RUN:   | FileCheck --check-prefix=CHECK-B-OPT-DIR %s
! CHECK-B-OPT-DIR: "{{.*}}/Inputs/B_opt_tree/dir2{{/|\\\\}}ld"
!
! RUN: %flang %s -### -o %t.o --target=i386-unknown-linux \
! RUN:     -B %S/Inputs/B_opt_tree/dir3/prefix- -fuse-ld=ld 2>&1 \
! RUN:   | FileCheck --check-prefix=CHECK-B-OPT-PREFIX %s
! CHECK-B-OPT-PREFIX: "{{.*}}/Inputs/B_opt_tree/dir3{{/|\\\\}}prefix-ld"
!
! RUN: %flang %s -### -o %t.o --target=i386-unknown-linux \
! RUN:     -B %S/Inputs/B_opt_tree/dir3/prefix- \
! RUN:     -B %S/Inputs/B_opt_tree/dir2 2>&1 -fuse-ld=ld \
! RUN:   | FileCheck --check-prefix=CHECK-B-OPT-MULT %s
! CHECK-B-OPT-MULT: "{{.*}}/Inputs/B_opt_tree/dir3{{/|\\\\}}prefix-ld"