[lldb] [lit] Pass --mode=compile to fix compiler-full-path.test

Pass '--mode=compile' to fix compiler-full-path.test failure on NetBSD
buildbot (apparently due to lack of 'link' executable).

Fixes r360355.  Acked by Pavel Labath.

llvm-svn: 360761
diff --git a/lldb/lit/BuildScript/compiler-full-path.test b/lldb/lit/BuildScript/compiler-full-path.test
index f8906d9..592024e 100644
--- a/lldb/lit/BuildScript/compiler-full-path.test
+++ b/lldb/lit/BuildScript/compiler-full-path.test
@@ -1,7 +1,8 @@
-RUN: %build -n --verbose --arch=64 --compiler=/path/to/my/clang -o foo \
-RUN:    foobar.c | FileCheck %s --check-prefix=CHECK-CLANG
-RUN: %build -n --verbose --arch=64 --compiler=/path/to/my/x64/cl.exe -o foo \
-RUN:    foobar.c | FileCheck %s --check-prefix=CHECK-MSVC
+RUN: %build -n --mode=compile --verbose --arch=64 --compiler=/path/to/my/clang \
+RUN:    -o foo foobar.c | FileCheck %s --check-prefix=CHECK-CLANG
+RUN: %build -n --mode=compile --verbose --arch=64 \
+RUN:    --compiler=/path/to/my/x64/cl.exe -o foo foobar.c | \
+RUN:    FileCheck %s --check-prefix=CHECK-MSVC
 
 CHECK-CLANG: Command Line: /path/to/my/clang
 CHECK-SAME: -o