1 files changed, 61 insertions, 0 deletions
diff --git a/gcc/testsuite/c-c++-common/dfp/inf-1.c b/gcc/testsuite/c-c++-common/dfp/inf-1.c
new file mode 100644
index 000000000..c4f8cd796
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/dfp/inf-1.c
@@ -0,0 +1,61 @@
+/* N1150 4: Characteristics of decimal floating types (not explicit)
+   C99 5.2.4.2.2: Characteristics of floating types.
+   A few simple checks on arithmetic operations. */
+
+#include "dfp-dbg.h"
+
+int main()
+{
+  /* Assumes rounding mode. */
+  if (9999999.E90DF + 1.E90df != __builtin_infd32 ())
+    FAILURE
+
+  if (!__builtin_isinfd32 (9999999.E90DF + 1.E90df))
+    FAILURE
+
+  if (9.999999999999999E384dd + .000000000000001e384dd 
+      != __builtin_infd32 ())
+    FAILURE
+
+  if (-9999999.E90DF - 1.E90df != -__builtin_infd32 ())
+    FAILURE
+
+  if (!__builtin_isinfd32 (9.999999999999999E384dd + .000000000000001e384dd))
+    FAILURE
+
+  if (7.999999999999999999999999999999999E6144dl + 3.0E6144dl
+      != __builtin_infd32 ())
+    FAILURE
+
+  if (__builtin_infd32 () * __builtin_infd32 () != __builtin_infd32 ())
+    FAILURE
+
+  if (__builtin_infd32 () * 2 != __builtin_infd32 ())
+    FAILURE
+
+  if (__builtin_infd64 () * -5 != -__builtin_infd32 ())
+    FAILURE
+
+  if (!__builtin_isinfd128 (__builtin_infd32 () / 4))
+    FAILURE
+
+  if (__builtin_infd64 () != __builtin_infd128 ())
+    FAILURE
+
+  if (!__builtin_isinfd64 (__builtin_infd128 ()))
+    FAILURE
+
+  if (__builtin_finited64 (__builtin_infd32 () * 4))
+    FAILURE
+
+  if (!__builtin_finited128 (9.999999E90DL - 1.E90dd))
+    FAILURE
+
+  if (__builtin_finited128 (__builtin_infd32 () *__builtin_infd128 ()))
+    FAILURE
+
+  if (__builtin_finited32 (__builtin_nand32 ("")))
+    FAILURE
+
+  FINISH
+}