aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/libm-ieee754/s_cexpl.c
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/libm-ieee754/s_cexpl.c')
-rw-r--r--sysdeps/libm-ieee754/s_cexpl.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/sysdeps/libm-ieee754/s_cexpl.c b/sysdeps/libm-ieee754/s_cexpl.c
index 1b97dba74d..67fa7a08b9 100644
--- a/sysdeps/libm-ieee754/s_cexpl.c
+++ b/sysdeps/libm-ieee754/s_cexpl.c
@@ -19,6 +19,7 @@
Boston, MA 02111-1307, USA. */
#include <complex.h>
+#include <fenv.h>
#include <math.h>
#include "math_private.h"
@@ -59,6 +60,10 @@ __cexpl (__complex__ long double x)
is not +-inf the result is NaN + iNaN. */
__real__ retval = __nanl ("");
__imag__ retval = __nanl ("");
+
+#ifdef FE_INVALID
+ feraiseexcept (FE_INVALID);
+#endif
}
}
else if (rcls == FP_INFINITE)
@@ -89,6 +94,11 @@ __cexpl (__complex__ long double x)
{
__real__ retval = HUGE_VALL;
__imag__ retval = __nanl ("");
+
+#ifdef FE_INVALID
+ if (icls == FP_INFINITE)
+ feraiseexcept (FE_INVALID);
+#endif
}
else
{
@@ -101,6 +111,11 @@ __cexpl (__complex__ long double x)
/* If the real part is NaN the result is NaN + iNaN. */
__real__ retval = __nanl ("");
__imag__ retval = __nanl ("");
+
+#ifdef FE_INVALID
+ if (rcls != FP_NAN || icls != FP_NAN)
+ feraiseexcept (FE_INVALID);
+#endif
}
return retval;