new file mode 100644
@@ -0,0 +1,19 @@
+/* { dg-do run { target { powerpc*-*-linux* } } } */
+/* { dg-options "-mlong-double-128" } */
+
+/* Check if adding a sNAN and a normal long double does not generate a
+ inexact exception. */
+
+#define _GNU_SOURCE
+#include <fenv.h>
+
+int main(void)
+{
+ double x = __builtin_nan ("");
+ long double y = 1.1L;
+
+ feenableexcept (FE_INEXACT);
+ feclearexcept (FE_ALL_EXCEPT);
+ x = x + y;
+ return fetestexcept(FE_INEXACT);
+}
@@ -104,6 +104,8 @@ __gcc_qadd (double a, double aa, double c, double cc)
if (nonfinite (z))
{
+ if (fabs (z) != inf())
+ return z;
z = cc + aa + c + a;
if (nonfinite (z))
return z;