This series of patches fix PR61441. This patch adds REAL_VALUE_ISSIGNALING_NAN.

Bootstrapped & regression-tested on x86_64-linux-gnu.

gcc/
	* real.c (real_issignaling_nan): New.
	* real.h (real_issignaling_nan, REAL_VALUE_ISSIGNALING_NAN): New.

From-SVN: r231848

1 files changed, 6 insertions, 0 deletions

diff --git a/gcc/real.c b/gcc/real.c
index 0cc5aec..17d79c2 100644
--- a/gcc/real.c
+++ b/gcc/real.c
@@ -1195,6 +1195,12 @@ real_isnan (const REAL_VALUE_TYPE *r)
   return (r->cl == rvc_nan);
 }
 
+/* Determine whether a floating-point value X is a signaling NaN.  */ 
+bool real_issignaling_nan (const REAL_VALUE_TYPE *r)
+{
+  return real_isnan (r) && r->signalling;
+}
+
 /* Determine whether a floating-point value X is finite.  */
 
 bool