Index: test/Preprocessor/aarch64-target-features.c
===================================================================
--- test/Preprocessor/aarch64-target-features.c
+++ test/Preprocessor/aarch64-target-features.c
@@ -89,6 +89,18 @@
 // RUN: %clang -target aarch64-none-linux-gnu -march=armv8-a+sve -x c -E -dM %s -o - | FileCheck --check-prefix=CHECK-SVE %s
 // CHECK-SVE: __ARM_FEATURE_SVE 1
 
+// RUN: %clang -target aarch64-none-linux-gnueabi -march=armv8.2a+fp16 -x c -E -dM %s -o - | FileCheck -match-full-lines --check-prefix=CHECK-FULLFP16-VECTOR-SCALAR %s
+// CHECK-FULLFP16-VECTOR-SCALAR: #define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC 1
+// CHECK-FULLFP16-VECTOR-SCALAR: #define __ARM_FEATURE_FP16_VECTOR_ARITHMETIC 1
+// CHECK-FULLFP16-VECTOR-SCALAR: #define __ARM_FP 0xE
+// CHECK-FULLFP16-VECTOR-SCALAR: #define __ARM_FP16_FORMAT_IEEE 1
+
+// RUN: %clang -target aarch64-none-linux-gnueabi -march=armv8.2a+fp16+nosimd -x c -E -dM %s -o - | FileCheck -match-full-lines --check-prefix=CHECK-FULLFP16-SCALAR %s
+// CHECK-FULLFP16-SCALAR:       #define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC 1
+// CHECK-FULLFP16-SCALAR-NOT:   #define __ARM_FEATURE_FP16_VECTOR_ARITHMETIC 1
+// CHECK-FULLFP16-SCALAR:       #define __ARM_FP 0xE
+// CHECK-FULLFP16-SCALAR:       #define __ARM_FP16_FORMAT_IEEE 1
+
 // ================== Check whether -mtune accepts mixed-case features.
 // RUN: %clang -target aarch64 -mtune=CYCLONE -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-MTUNE-CYCLONE %s
 // CHECK-MTUNE-CYCLONE: "-cc1"{{.*}} "-triple" "aarch64{{.*}}" "-target-feature" "+neon" "-target-feature" "+zcm" "-target-feature" "+zcz"