1 files changed, 29 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/arm/fp16-compile-exprtype.c b/gcc-4.9/gcc/testsuite/gcc.target/arm/fp16-compile-exprtype.c
new file mode 100644
index 000000000..1d8953b48
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.target/arm/fp16-compile-exprtype.c
@@ -0,0 +1,29 @@
+/* Test that expressions involving __fp16 values have the right types.  */
+/* { dg-do compile } */
+/* { dg-options "-mfp16-format=ieee" } */
+
+/* This produces a diagnostic if EXPR doesn't have type TYPE.  */
+#define CHECK(expr,type)			\
+  do {						\
+    type v;					\
+    __typeof (expr) *p = &v;			\
+  } while (0);
+
+volatile __fp16 f1;
+volatile __fp16 f2;
+
+int
+main (void)
+{
+  CHECK (f1, __fp16);
+  CHECK (+f1, float);
+  CHECK (-f1, float);
+  CHECK (f1+f2, float);
+  CHECK ((__fp16)(f1+f2), __fp16);
+  CHECK ((__fp16)99.99, __fp16);
+  CHECK ((f1+f2, f1), __fp16);
+}
+
+
+
+