diff --git a/clang/test/Headers/arm-acle-no-direct-include.c b/clang/test/Headers/arm-acle-no-direct-include.c
index b69549d92e4b0..d6a01a7417f0c 100644
--- a/clang/test/Headers/arm-acle-no-direct-include.c
+++ b/clang/test/Headers/arm-acle-no-direct-include.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cl --target=aarch64-windows-msvc -Xclang -verify /E -U__STDC_HOSTED__ -Wno-builtin-macro-redefined %s 2>&1 | FileCheck %s
+// RUN: %clang_cl --target=aarch64-windows-msvc -Xclang -verify /E -U__STDC_HOSTED__ -Wno-builtin-macro-redefined -- %s 2>&1 | FileCheck %s
 
 // expected-no-diagnostics