diff --git a/test/Driver/cross-linux.c b/test/Driver/cross-linux.c
index 8eb2dd1..8eea555 100644
--- a/test/Driver/cross-linux.c
+++ b/test/Driver/cross-linux.c
@@ -93,3 +93,7 @@
 // CHECK-MULTI64-X86-64: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib"
 // CHECK-MULTI64-X86-64: "-L[[sysroot]]/lib"
 // CHECK-MULTI64-X86-64: "-L[[sysroot]]/usr/lib"
+
+// FIXME: [[gcc_install]] won't match anything on win32...investigating.
+// REQUIRES: shell
+// REQUIRES: shell-preserves-root