[ARM] Add -mfpu=none option to the driver.

llvm-svn: 191736
diff --git a/clang/test/Driver/arm-mfpu.c b/clang/test/Driver/arm-mfpu.c
index d92563a..d9eb551 100644
--- a/clang/test/Driver/arm-mfpu.c
+++ b/clang/test/Driver/arm-mfpu.c
@@ -61,6 +61,15 @@
 // CHECK-CRYPTO-NEON-FP-ARMV8: "-target-feature" "+crypto"
 // CHECK-CRYPTO-NEON-FP-ARMV8: "-target-feature" "+fp-armv8"
 
+// RUN: %clang -target armv8-linux-gnueabi -mfpu=none %s -### 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-NO-FP %s
+// CHECK-NO-FP: "-target-feature" "-vfp2"
+// CHECK-NO-FP: "-target-feature" "-vfp3"
+// CHECK-NO-FP: "-target-feature" "-vfp4"
+// CHECK-NO-FP: "-target-feature" "-fp-armv8"
+// CHECK-NO-FP: "-target-feature" "-crypto"
+// CHECK-NO-FP: "-target-feature" "-neon"
+
 // RUN: %clang -target arm-linux-gnueabihf %s -### 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-HF %s
 // CHECK-HF: "-target-cpu" "arm1136jf-s"