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-rw-r--r--test/Driver/apple-kext-i386.cpp8
1 files changed, 6 insertions, 2 deletions
diff --git a/test/Driver/apple-kext-i386.cpp b/test/Driver/apple-kext-i386.cpp
index 6c536074df..a09d6a6c9d 100644
--- a/test/Driver/apple-kext-i386.cpp
+++ b/test/Driver/apple-kext-i386.cpp
@@ -43,5 +43,9 @@
// Check that --serialize-diagnostics does not cause an "argument unused" error.
// RUN: %clang -target i386-apple-darwin10 \
-// RUN: -Werror -Wall -Wno-comment -fapple-kext \
-// RUN: --serialize-diagnostics %t.dia -c %s
+// RUN: -Werror -Wall -Wno-comment -fapple-kext -### \
+// RUN: --serialize-diagnostics %t.dia -c %s 2>&1 | \
+// RUN: FileCheck --check-prefix=CHECK-UNUSED %s
+
+// CHECK-UNUSED-NOT: argument unused
+// CHECK-UNUSED: cc1plus