1 files changed, 62 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr28796-1.c b/gcc/testsuite/gcc.dg/pr28796-1.c
new file mode 100644
index 000000000..077118a29
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr28796-1.c
@@ -0,0 +1,62 @@
+/* { dg-do link } */
+/* { dg-options "-ffinite-math-only" } */
+
+extern void link_error(void);
+
+float f;
+double d;
+long double ld;
+
+int main()
+{
+  if (__builtin_isunordered (f, f) != 0)
+    link_error ();
+  if (__builtin_isunordered (d, d) != 0)
+    link_error ();
+  if (__builtin_isunordered (ld, ld) != 0)
+    link_error ();
+
+  if (__builtin_isnan (f) != 0)
+    link_error ();
+  if (__builtin_isnan (d) != 0)
+    link_error ();
+  if (__builtin_isnan (ld) != 0)
+    link_error ();
+  if (__builtin_isnanf (f) != 0)
+    link_error ();
+  if (__builtin_isnanl (ld) != 0)
+    link_error ();
+
+  if (__builtin_finite (f) != 1)
+    link_error ();
+  if (__builtin_finite (d) != 1)
+    link_error ();
+  if (__builtin_finite (ld) != 1)
+    link_error ();
+  if (__builtin_finitef (f) != 1)
+    link_error ();
+  if (__builtin_finitel (ld) != 1)
+    link_error ();
+
+  if (__builtin_isinf (f) != 0)
+    link_error ();
+  if (__builtin_isinf (d) != 0)
+    link_error ();
+  if (__builtin_isinf (ld) != 0)
+    link_error ();
+
+  if (__builtin_isfinite (f) != 1)
+    link_error ();
+  if (__builtin_isfinite (d) != 1)
+    link_error ();
+  if (__builtin_isfinite (ld) != 1)
+    link_error ();
+
+  if (f != f)
+    link_error ();
+  if (d != d)
+    link_error ();
+  if (ld != ld)
+    link_error ();
+  return 0;
+}